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1. Akai 4000D - Four-track stereo record/ playback deck, 2 speeds (3 3/4 and 7 1/2" ), 7-in. reels. Three heads, including separate playback head. One-micron head gap. Solid state, all-silicon preamplifier. Frequency response 30-22,000 Hz ± 3 dB, wow and flutter less than 0.15 per cent RMS, signal-to-noise ratio better than 50 dB. Two VU meters. DIN jack, headphone jack. Automatic shutoff, pause control. Sound on sound (with optional cord). Sound with sound. Vertical or horizontal operation. Dual voltage. Size 123/sx157 1/28X 7 1/2" . Weight 25V2 lbs. Oiled walnut case.
2. Akai 1720W - Four-track stereo recorder, 3 speeds (7 1/2, 33A and VU ips), adaptable to 15 ips. 7-in. reels. Two heads including record/playback and erase. Solid state, 14 silicon transistors, 4 diodes. Frequency response 40-15,000 Hz ± 3 dB, wow and flutter less than 0.18 per cent RMS, signal-to-noise ratio better than 50 dB, distortion within 3 per cent at all speeds (1,000 Hz at 0 VU). Bias frequency 62 kHz. Two-speed induction motor. Vertical or horizontal operation. Two built-in 5x7 in. speakers, power output 4 watts per channel. Tape lifter in fast forward and rewind. Twin VU meters. Automatic shut-off, pause control, tape cleaner. DIN socket, headphone jack. Multi-voltage. Size 1474x14V2X9V3 in., weight 29,5 pounds. Oil-finished wooden cabinet. With microphone and stand.
3. Akai X-200D - Four-track stereo record/ playback deck, automatic reverse playback triggered by sensing tape. Three speeds (7 1/2, 33A and 77 1/2s ips), 7-in. reels. Three heads including erase, record/playback and crossfield bias head. Solid state, 14 transistors, 2 lbs. Frequency response 30-26,000 Hz ± 3 dB, distortion within 2 per cent (at 1,000 Hz, measured at OVU), wow and flutter less than 0.08 per cent RMS, signal-to-noise ratio better than 50 dB. Bias frequency 100 kHz. Hysteresis synchronous 3-speed drive motor and 2 outer-rotor takeup and supply motors. Tape lifters. Vertical or horizontal operation. Twin VU meters. Automatic shutoff, pause control. Automatic pinchwheel release. DIN jack. Headphone jack. Multi-voltage. Oiled walnut case. Size 14x14x87 1/2s in., weight 37 1/2 lbs.
4. Akai M-11D - 4-track stereo deck with auto-reverse bidirectional playback. Three heads. Frequency response 30 to 25k Hz (± 3 dB), flutter and wow 0.1 per cent, S/N ratio 54 dB. Maximum reel size 7 in. Two speeds (7 1/22 and 3% ips). Horizontal or vertical operation. Auto-stop mechanism. Two VU meters. Digital tape counter. Front-panel jacks for headphone and microphones. Normal/high-performance tape selector. Hysteresis synchronous 2-speed motor. Line inputs and outputs plus DIN jack. Size 16/2X16X9 in. Wt. 34 lbs. 110-220 volts.
5. Akai M-11 - Same as Akai M-11D except has built-in stereo power amplifier with 7 watts RMS output per channel into 8 ohms. Unit also containstwo built-in 4-in. speakers.
6. Akai 1730D-SS - Four-channel record/ playback tape deck, 2 speeds (7 1/2 and 33A» ips), 7-in. reels. Four heads, including separate 4-gap heads for recording and playback, full-track erase head and additional two-track erase head. Hysteresis synchronous 2-speed motor. Eight ICs, 19 transistors, 5 diodes. Frequency response 30-22,000 Hz ± 3 dB, signal-to-noise ratio better than 50 dB, wow and flutter 0.12 per cent RMS, distortion less than 1.5 per cent (1,000 Hz at 0 VU). Bias frequency 100 kHz. Two twin-type VU meters. Separate headphone jacks for front and rear channels. Two DIN sockets, plus separate line and microphone inputs for all four channels, line/microphone mixing, source/ tape monitoring. Automatic shut-off. Pause control. Multi-voltage. Size I6V2XI8X9V2 in., weight 33 lbs.
7. Akai 1730-SS- Four-channel tape recorder, same as 1730D-SS with built-in 2-chan-nel stereo amplifier, 20 watts music power (14 watts undistorted) and two 4-in. speakers in sides of case. Requires connection to external stereo amplifier and additional pair of speakers for 4-channel playback.
8. Akai GX-220D - Four-track stereo record/playback tape deck, automatic reverse playback actuated by sensing foil. Three speeds (7 1/2, 33A and 17A ips), 7-in. reels. Three heads including separate glass-and-crystal-ferrite heads for recording and playback, plus separate erase head. Two ICs, 24 transistors, 4 diodes. Frequency response 30-24,000 Hz ± 3 dB, wow and flutter less than 0.08 per cent RMS, signal-to-noise ratio better than 50 dB, distortion less than 1.5 per cent (1,000 Hz at 0 VU), crosstalk better than 50 dB (stereo). Bias frequency 100 kHz. Bias switch for Akai SRT low noise tape. Three motors including hysteresis synchronous 3-speed capstan motor and two 6-pole outer-rotor take-up motors. Two VU meters. Automatic stop/shut off. Sound-on-sound. Pause control with instant-start button. Vertical or horizontal operation. DIN socket with high/ low switch. Low-impedance headphone jack. Multi-voltage. Size 17.2x17x9.2 in., weight 41.8 lbs.
9. Akai X-1810D - Four-track stereo record/ playback tape deck with built-in 8-track cartridge tape deck permitting open reel/ cartridge dubbing. Open-reel automatic-reverse playback triggered by sensing tape. Three speeds (7 1/2, 33A and VU ips), 7-in reels. Three heads including erase, record/ playback and crossfield bias head. Three motors including 3-speed hysteresis synchronous capstan motor and two reel motors. Solid state, 25 transistors, 17 diodes. Frequency response 30-22,000 Hz ± 3 dB, wow and flutter less than 0.08 per cent RMS, distortion less than 2 per cent
10. Akai X-1810 - Four-track stereo tape recorder, same as X-1810D with built-in 12-watt amplifier and two 4-in. speakers.
11. Akai 1800-SS - Four-channel record/ playback tape recorder with built-in 4-channel cartridge tape deck permitting 4-channel open reel/cartridge dubbing. Electrical switching for conventional 4-track stereo and 8-track cartridge stereo operation. Built-in stereo amplifier with 7 watts RMS per channel output. Two built-in 4-in. speakers. Open-reel section has 3 speeds (7 1/22, 3% and 17 1/28 ips), 7-in reels. Three heads including 4-gap record/playback head, fulltrack erase head and separate 2-gap erase head for conventional 4-track stereo. Solid state, 20 transistors, 16 diodes, 4 ICs. Frequency response 30-22,000 Hz ± 3 dB, wow and flutter less than 0.12 per cent RMS, distortion less than 1.5 per cent (1,000 Hz at 0 VU), signal-to-noise ratio better than 50 dB. Bias frequency 65 kHz. Normal/low-noise tape selector. Two-speed induction motor. Cartridge section has standard 3% ips tape speed, frequency response 50-17,000 Hz ± 3 dB, wow and flutter less than 0.25 per cent RMS, signal-to-noise ratio better than 45 dB. Two twin-type VU meters. Open-reel pause control, automatic shut-off. Cartridge automatic stop, remote control program selector (with optional accessory). Headphone jack with front/rear channel selector. Two DIN sockets. Multi-voltage. Size 16.8X17.8X9.6 in., wt. 46 lbs.
12. Akai GX-280D - Four-track stereo record/playback tape deck, automatic reverse playback actuated by sensing foil. Two speeds (7 1/2 and 33/4 ips), 7-in. reels. Three heads, including separate glass-and-crystal-ferrite heads for recording and playback, plus erase head. Two ICs, 34 silicon transistors, 18 diodes. Frequency response 30-24,000 Hz ± 3 dB, wow and flutter less than 0.08 per cent RMS, signal-to-noise ratio better than 50 dB, distortion less than 1.5 per cent (1,000 Hz at 0 VU), crosstalk in stereo better than 50 dB. Bias frequency 100 kHz. Bias switch for Akai SRT low-noise tape. Three motors including servo-control capstan motor and two 6-pole outer-rotor take-up motors. Two VU meters. Automatic stop/shut off. Sound-on-sound. Line/microphone mixing. Optional remote control. Tape lifter. Pause button with lock. DIN socket with high/low switch. Low-impedance headphone jack. Multi-voltage. Size 17x18x10 in., weight 44 lbs.
13. Akai GX-365D - Four-track stereo record/playback tape deck, automatic reverse playback triggered by sensing tape, tape revolutions counter or remote control (with optional accessory). Three speeds (7 1/2, 33A and V/s ips, adaptable to 15 ips), 7-in. reels. Three heads including separate glass-and-crystal-ferrite heads for recording and playback, plus erase head. Playback head shifts for reverse playback. Solid state, 46 transistors, 21 silicon diodes, 11 germanium diodes. Frequencyresponse 30-28,000 Hz ± 3 dB, wow and flutter less than 0.04 per cent RMS, signal-to-noise ratio better than 55 dB, distortion within 1.5 per cent (at 1,000 Hz 0 VU), crosstalk less than -45 dB in stereo. Bias frequency 100 kHz. Bias switch for Akai SRT low-noise tape. Three motors including hysteresis synchronous 3-speed capstan motor and two 6-pole outer-rotor take-up reel motors. Magnetic brakes. Tape lifters. Instant stop/pause control, automatic shut-off. Sound on sound, sound with sound. Vertical or horizontal operation. Defeatable Comput-O-Matic automatic recording level control. DIN socket with high/low selector switch. Headphone jack with level control. Two VU meters. Remote control (with optional accessory). Automatically switched AC convenience outlet. • Multi-voltage. Oiled walnut case. Size I6V4XI8V2XHV8 in., weight 56 lbs.

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1. Astrocom/Marlux 407 - Four-track stereo record/playback tape deck, automatic reverse playback actuated by sensing foil. Two speeds (7 1/2 and 33A ips electrically switched), 7-in. reels. Four heads including separate playback heads in each direction. Three motors, including hysteresis synchronous capstan motor. Frequency response 30-20,000 Hz, wow and flutter 0.07 per cent, signal-to-noise ratio better than 50 dB. (Individual test data supplied with each machine.) Horizontal or vertical operation. Two VU meters. Tape tension selector. Line and microphone mixing. Automatic shutoff. Tape lifters. Four-digit tape counter. Size 21x14V2x10V2 in., weight 40 lbs. Walnut cabinet.

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1. B & O Beocord 1200 - 4-track stereo deck. Two speeds [TA and 3% ips), 7-in. reels. Three heads. Frequency response 30 to 20k Hz, flutter and wow 0.15 per cent, S/N ratio 65 dB. Digital tape counter, auto-stop mechanism, pause mode, automatic recording level control, sound-on-sound and twin VU meters. Slide-type volume controls. Inputs for line, microphone and phono. Outputs for headphones and line. Synchronous 8-pole motor with electronic speed selection. Wood case with teak, rosewood, oak or white finish. Size 53/4X17'/4X13 in. Wt. 25 lbs. 110-220 volts.
2. B & O Beocord 1600 - Same as B & O Beocord 1200 except has built-in stereo power amplifier with 10 watts RMS per channel output.

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1. Braun TG 1000/4 - 4-track stereo playback/record tape deck. Three electrically switched speeds (7 1/22, 3% and 1% ips), 8% in. reels, 3 V-type heads, 3 motors, including electronically regulated collectorless dc-motor for capstan. Photoelectric tape tension control. Two peakreading VU meters. Electromechanical brakes. Vertical or horizontal operation. Frequency response 20-25,000 Hz, wow and flutter 0.05 per cent, signal-to-noise ratio 60dB. Built-in mixer. Multiplay. Optional remote control. Headphone jack. Sockets for slide projector and synchronization. Multi-voltage. Size 17 3/4X5/4X12% in., weight 48/ lbs.

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• Crown tape recorders may be ordered with a variety of head configurations and amplifier complements. The following models are representative of the line.
• Crown SX-724 - 4-track stereo deck. Two speeds (7 1/2 and 3% ips), 10/-in. reels. Three heads. Three motors with hysteresis synchronous capstan motor. Frequency response 30 to 25k Hz ± 2 dB, flutter and wow 0.09 per cent, S/N ratio 60 dB. Auto-stop mechanism, electro-magnetic braking, pushbutton controls with solenoid actuated capstan roller. Two VU meters with record-bias metering capability. Built-in two-channel mixer for each stereo channel. Inputs for four lines or microphones, line outputs. Front-panel jacks for headphones. Designed for standard rack mounting - available with case and stereo power amplifier. Size 15%X19X8 in. Wt. 42 lbs. 117 volts.
• Crown SX-824 - Same as Crown SX-724 except has completely relay-controlled transport with logic circuit to prevent improper command sequence. Full remote control available. Unit also has digital tape counter.

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1. Dokorder 6020 - Four-track stereo tape deck, bidirectional recording and playback, automatic continuous reverse, 2 speeds (7 1/2 and 33A ips), 7-in. reels. Four heads including separate erase and record/playback heads for each direction. Reversible synchronous capstan drive motor, 2 separate motors for reel drive. Frequency response 20-20,000 Hz, wow and flutter less than 0.09 per cent RMS, signal-to-noise ratio better than 50 dB, harmonic distortion less than 2.5 per cent at normal recording level. Bias frequency 70 kHz. Solid state. Dual VU meter. Vertical or horizontal operation. Center capstan drive with retractable pinchroller. Pause control. Built-in stereo headphone amplifier, front-panel headphone jack, dual microphone jacks. DIN socket. Size 14V2X7 1/2XI6 in., weight 35 lbs. Multi-voltage. With case.

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1. Dual CTG 29 - 4-track stereo deck. Two speeds [IV* and 3% ips), 7-in. reels, three motors, three heads. Frequency response 30 to 20k Hz, flutter and wow 0.10 per cent, S/N ratio 51 dB. Auto-stop mechanism, digital tape counter, pause mode, push-button controls, two VU meters. DIN input connections for microphones, line and phono. DIN output connections for headphones and line. Designed for horizontal operation. In walnut or white finish wood base. Size 16/2X5%X14/4 in. Wt. 18 lbs. 110-220 volts.

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1. Ferrograph Series Seven - Variations of the basic Series Seven model with monaural, stereo, half-track, quarter-track, with and without power amplifiers are available. Basic specifications: Three speeds (15, 7 1/2 and 3% or TA, 3% and 1% ips), three motors, three heads. Frequency response 40 to 17k Hz ± 2 dB, flutter and wow 0.08 per cent, S/N ratio 60 dB (without Dolby circuit). Auto-stop mechanism, digital tape counter, two VU meters, solenoid actuated capstan roller. Two mixable inputs (microphone and line) for each channel. Maximum reel size 8 in. Built-in Dolby circuitry available. Headphone and line outputs. Vertical or horizontal operation. Size 16%X17 1/22X10 in. Wt. 50 lbs.

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1. Grundig TK 121 U - 2-track monaural tape recorder. Speed 3% ips. Frequency response 40 to 12.5k Hz. Maximum reel size 6 in. Controls for tone, volume and record level. Digital tape counter, record level meter, built-in carrying case. Power output 4 watts, built-in speaker. Input connections for microphone, line and phono. Output connections for line and speaker. Size I5/4XII/2X6/4 in. Wt. 18 lbs. 110-220 volts.
2. Grundig TK 141 U - Same as Grundig TK 121 U except has 4-track heads.
3. Grundig TK 146 U - Four-track mono recorder, 33A ips, 6-in. reels. Automatic recording level control with manual override. Frequency response 40-12,500 Hz., signal-to-noise ratio 50 dB. "Trick" recording circuit. Automatic shut-off. Slide controls. Solid state, 4 watts RMS power output, 7 1/2x33/4-in. oval speaker. Weight 17 1/2 lbs., size 15V4X6V4X11V2 in. Multi-voltage. With microphone.
4. Grundig TK 248 U HiFi - Four-track stereo recorder, 2 speeds (7 1/2 and33/4ips), 3 heads, 7-in. reels. Built-in automatic recording level control with manual override. Solid state. Meets DIN 45,500 HiFi specifications. Frequency response 40-16,000 Hz, signal-to-noise ratio greater than 50 dB, wow and flutter less than ± 0.15 per cent, Automatic shutoff Horizontal or vertical operation. Slide-type level controls. Pause control. DIN socket for connecting to external amplifier, tuner, radio or second tape recorder. Built-in monitor amplifier. Four built-in loudspeakers. Headphone jack. Synchplay and multiplay controls. Remote control start/stop. Multi-voltage. Conversion kit available for 60 Hz. Size17x 14x6V2 inches, weight 27 1/2 lbs. With microphone.
5. Grundig TK 1400 E - Portable monaural 4-track recorder. Tape speed 3% ips, dcspeed stabilized motor. Frequency response 50 to 12.5k Hz. Maximum reel size 5/ in. Output power 1.1 watts, built-in speaker. Single-knob function control. Record-level/battery-condition meter, automatic recording level control, remote start/stop. Inputs for microphone, line and phono. Outputs for line and speaker. Built-in plastic carrying case. Requires six size D batteries, optional ac converter available. Size 12/4X9/2X4/4 in. Wt. Tk lbs.
6. Grundig TK 2400 FM/E - Portable 4 track monaural recorder with built-in FM tuner. Two speeds (1% and 3% ips), dc speed stabilized motor. Frequency response 40 to 15k Hz. Maximum reel size 5/2 in. Push-button function control, automatic recording level control, recording level meter. Radio section tunes standard FM band. AFC. Built-in telescoping antenna and carrying handle. Input connections for microphone, line and phono. Output connections for line and speaker. Requires six size D batteries. Optional ac converter available. Size133/4X8%X4/2 in. Wt. 10/ lbs.
7. Grundig TK 3200 E HiFi - Portable monaural 2-track tape recorder. Three speeds (17 1/28, 3% and VA ips), dc speed-stabilized motor. Frequency response 40 to 16k Hz. Maximum reel size 6 in. Push-button function controls. Controls for volume, tone and recording level. Digital tape counter, automatic recording level control, auto-stop mechanism, pause mode, illuminated controls, battery test and remote start/stop. Power output 2 watts, built-in speaker. Inputs for microphone, line and phono. Outputs for speaker and line. Requires six size D batteries, optional ac converter available. Size 12/4X9/2X3/2 in. Wt. 11 lbs.

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• Anmerkung : Das Grundig TK 3200 E HiFi - Portable wurde nur ganz kurz mit etwa 100 Stück als Muster- bzw. Probe- Serie aufgelegt und im Deutschen Markt selten und im Military Markt nie ausgeliefert.

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1. JVC-Nivico TD-694U - Four-track stereo record/playback tape deck, 3 speeds (7 1/2, 33A and VU ips), 7-in. reels. Frequency response 30-20,000 Hz, wow and flutter less than 0.15 per cent, signal-to-noise ratio better than 52 dB. Bias frequency 57 kHz. Reclining stand permits operation at any angle from horizontal to vertical. Automatic shutoff. Slide controls for left and right channels. Two VU meters. Sound-on-sound, sound-with-sound recording. DIN socket. Headphone jack. Multi-voltage. Size 125/8x15V4x8V2 in., weight 20 lbs. Walnut base.
2. JVC-Nivico 1664U - 4-track stereo deck. Three speeds (7 1/2>, 3% and 17 1/28 ips), three heads. Frequency response 20 to 25k Hz ± 3 dB, flutter and wow 0.09 per cent, S/N ratio 52 dB. Maximum reel size 7 in. Digital tape counter, single-knob function control, normal/low-noise tape selector, solenoid actuated capstan roller, sound-on-sound, echo and pause mode. Line and microphone mixer for each channel. Front-panel microphone and headphone jacks. Line inputs and outputs plus DIN jack. Two VU meters. Size 17%X16X 7% in. Wt. 27 lbs. 110-220 volts.
3. JVC-Nivico MTR-15ME - 4-track 4-channel/stereo deck. Two speeds (7 1/24 and 3% ips), two heads. Frequency response 30 to 20k Hz, flutter and wow 0.15 per cent, S/N ratio 52 dB. Single-knob function control, digital tape counter, four VU meters, pause mode and four front-panel microphone jacks. Line inputs and outputs plus DIN jack. Walnut-finish wood case. Size 13%X16/4X71/4 in. Wt. 22 lbs. 110-220 volts.

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1. Kenwood KW-4066 - 4-track stereo deck. Three speeds (7 1/24, 3% and 17 1/28 ips), three heads, maximum reel size 7 in. Frequency response 25 to 20k Hz, flutter and wow 0.15 per cent, S/N ratio 50 dB. Digital tape counter, auto-stop mechanism, single-knob function control, two VU meters, pause mode and front-panel microphone jacks. Inputs for microphones and line. Outputs for line and headphone. Size 16X7X12% in. Wt. 22 lbs. 110-220 volts.
2. Kenwood Kenwood KW-5066 - Four-track stereo record/playback deck, 3 speeds (7 1/2, 33A, and 17 1/2s ips), 7-in. reels. Four heads including full-track high speed erase head. Solid state, silicon transistor preamplifier. Frequency response 25-20,000 Hz, wow and flutter less than 0.15 percent, signal-to-noise ratio better than 50 dB, harmonic distortion less than 0.6 per cent at 0 VU. Recording bias adjustment with built-in test signal oscillator. Two illuminated VU meters. Vertical or horizontal operation. Sound-on-sound and echo recording with level control. Noise filter. Automatic shut-off. Low-impedance headphone jack. DIN socket. Size 1672x7x1572 in., weight 24 lbs. Multi-voltage. Wooden case.

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1. National Panasonic RS-790AD - 4- track stereo deck with automatic bidirectional playback and record. Three speeds (7 1/2", 3% and 1 78 ips), four heads, 4-pole induction motor, dual-capstan system. Single-knob function control, two VU meters, pause mode, digital tape counter, sound-with-sound, front-panel headphone and microphone jacks. Auto-stop mechanism. Auto-reverse system uses sensing foil. Line inputs and outputs plus DIN jack. Wood cabinet. Size 15/iX 20/2X8/2 in. Wt. 53 lbs. 110-220 volts.
2. National Panasonic RS-741US - 4-track 4-channel/stereo deck. Two speeds (7 1/22 and 3% ips), three heads, one 4-pole induction motor. Frequency response 30 to 22k Hz± 3 dB, flutter and wow 0.09 percent, S/N ratio 50 dB. Marmum reel size 7 in. Single-knob function control, digital tape counter, four VU meters, low noise/normal tape selector, 4-channel jacks for headphones and microphones on front panel and separation controls for front and rear channels. Line inputs and outputs plus DIN jack and scope connections. Wood case. Size 16%X15%X 8/2 in. Wt. 29 lbs. 110-220 volts.
3. National Panasonic RS-715US - 4-track stereo deck with automatic bidirectional playback. Two speeds (7 1/22 and 3% ips), three motors, four heads. Frequency response 30 to 22k Hz ± 3 dB, flutter and wow 0.085 per cent, S/N ratio 53 dB. Stereo line/microphone mixer, two VU meters, low-noise/normal tape selector, relay/solenoid (electrically controlled) transport, tape tension selector, and sound-on-sound. Maximum reel size 7 in. Front-panel jacks for headphone and microphones. Selectable mic impedance. Line inputs and outputs plus DIN connection. Size 203/4X17X9 in. Wt. 53 lbs. 110-220 volts.
4. National Panasonic RS-736US - Four-track stereo record/playback deck, 3 speeds (15, 772 and 33A ips), 7-in. reels. Three heads including Hot Pressed Ferrite recording and playback heads. Frequency response 30-25,000 Hz ± 3 dB (15 ips), 30-23,000 Hz ± 3 dB (772 ips). Wow and flutter less than 0.09 per cent WRMS at 15 ips or 772 ips, signal-to-noise ratio better than 53 dB. Four-pole hysteresis synchronous motor. Tapelifters, cueing control. Automatic low-level noise filter circuit. Two VU meters. Line/microphone mixing, sound-on-sound, echo, tape/source monitor, input selectors including built-in magnetic phono preamp. Regular/low-noise bias switch. Slide-type level controls. DIN socket, 8-ohm headphone jack. Multi-voltage. Size 17x1872x872 in., weight 33 lbs. Wooden cabinet.
5. National Panasonic RS-714US-N - Same as National Panasonic RS-715US except does not have automatic bidirectional playback feature.

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1. Otari MX-5500 - 4-track stereo deck with automatic bidirectional playback. Two speeds (7 1/2 and 3% ips), three motors, four heads. Frequency response 30 to 20k Hz, flutter and wow 0.08 per cent, S/N ratio 60 dB. Stereo microphone/line mixer, sound-on-sound and echo control, high/normal bias adjust, digital tape counter, two VU meters, dual-speed hysteresis synchronous capstan motor, relay/solenoid controlled push-button transport, pause and cue modes, front-panel headphone and microphone jacks. Sensing foil auto-reverse system. Line inputs and outputs. Maximum reel size 7 in. Size 163AX'\8y2X 9/ in. Wt. 44 lbs. 110-220 volts.
2. Otari MX 7000 - Three-speed record/ playback tape deck (15, 7 1/2 and 3 3/4 ips), 1072-in. reels. Interchangeable head assembly, available in full-track, or halftrack mono, and 2-channel, 3-channel and 4-channel stereo configurations, up to 4 heads. Three motors, including 3-speed hysteresis synchronous capstan motor. Solid state electronics, 27 transistors, 12 diodes, 4 zener diodes, 2 silicon rectifiers. Separate preamp and VU meter for each channel. Frequency response 30-20,000 Hz ± 2 dB (at 15 ips), 40-15,000 Hz ± 2 dB (at 772 ips); wow and flutter less than 0.04 per cent at 15 ips, 0.06 per cent at 7 1/2" ; signal-to-noise ratio better than 65 dB from peak level; crosstalk greater than 50 dB at 1,000 Hz; distortion less than 1 per cent at standard level. Bias frequency 150 kHz. Electric solenoid-operated controls. Built-in test oscillator with 700 Hz and 10,000 Hz signals. Synchronous reproduce circuit. Vertical and horizontal operation. Multi-voltage. Size 20x31x18 in., weight 117 lbs. Wooden cabinet.

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1. Philips N-4510 - Four-track stereo record/playback tape deck, 3 speeds (7 1/2, 3% and 1% ips), 7-in. reels. Solid state. Three separate heads for erase, recording and playback. Frequency response 40-20k Hz ± 3 dB, signal-to-noise ratio better than 50 dB (DIN), wow and flutter + 0.15 per cent at TA ips, + 0.2 per cent at 3% ips (DIN). Duoplay, multi-play, sound-with-sound, mixing and echo facilities. Pause control. Automatic stop can be preset by means of tape revolutions counter. Automatic shut-off. Slide-type level controls. Two VU meters. Headphone jack. Vertical or horizontal operation. Multi-voltage. Size 7VaX133/8X19!/4 in. Weight 21 lbs.
2. Philips N-4450 - Four-track stereo recorder, bidirectional recording and playback actuated by sensing foil. Three speeds (772, 33A and Vh ips), 10V2-in. reels. Six heads, including separate recording and playback heads in each direction; 3 motors, including electronically regulated collectorless DC capstan motor. Solid state, plug-in module construction, 84 transistors, 127 diodes, 13 zener diodes, 4 selenium rectifiers. Frequency response 40-20,500 Hz (to DIN 45,500 specifications), wow and flutter less than 0.15 per cent, signal-to-noise ratio better than 50 dB, distortion less than 5 per cent. Bias frequency 114 kHz. Vertical and horizontal operation. Muitiplay, echo, mixing, tape/ source monitoring. Cueing control. Automatic stop can be preset by means of tape revolutions counter. Foil-actuated automatic shut-off. Built-in clock/timer for presetting on/off. Illuminated function controls, solenoid-operated. Pause control. Optional remote control. Error-proof "memory" circuit. Built-in amplifier, 20 watts per channel RMS power with less than 1 per cent distortion, with high and low filters and defeatable loudness control. Speakers extra. Headphone jack. Slide-type level controls. Two VU meters. Built-in splicing block. Wooden case. Multi-voltage, 50/60 Hz operation without conversion. Size 20V2x195/8x8V4 in., weight 44 lbs. with dust cover.

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1. Pioneer T-6600 - Four-track stereo record/playback tape deck, bidirectional recording and playback, automatic reverse actuated by sensing foil, automatic repeat. Two speeds (7 1/2>and 3% ips), 7 in. reels. Four heads, including separate record/playback head in each direction. Hysteresis synchronous motor, center-capstan drive, drop-down pinchroller. Pause control. Solid state. 14 transistors, 4 diodes. Frequency response 30-20,000 Hz, (40-15,000 Hz + 2 dB), wow and flutter less than 0.12 per cent, signal-to-noise ratio better than 55 dB. DIN socket. Two VU meters. Low-impedance headphone jack. Multi-voltage. Size 171/4x71/8x17 in., weight 28 lbs. 9 oz.
2. Pioneer T-8800 - Four-track stereo record/playback tape deck, bidirectional recording and playback, automatic reverse actuated by sensing foil, automatic repeat. Two speeds (7 1/22 and 3% ips), 7 in. reels. Six heads, including separate recording and playback heads in each direction. Two motors, including hysteresis synchronous center-capstan drive motor. Solid state, 26 transistors, 22 diodes. Frequency response 30-20,000 Hz (40-15,000 Hz ± 2 dB), wow and flutter less than 0.08 per cent, signal-to-noise ratio better than 55 dB. Recording bias selector switch. Illuminated track indicators. Pause control. Line/microphone mixing, source/tape monitoring. Two VU meters. Sound-on-sound. Adjustableturntable height. Optional remote control. Slide-type recording level controls. DIN socket Low-impedance headphone jack. Multi-voltage. Size 217 1/28x 9/2x6/2 in., weight 50 lbs. 10 oz.
3. Pioneer QT-6600 - Four-channel record/ playback tape deck, bidirectional recording and playback in 2-channel stereo operation, actuated by sensing foil. Two speeds (7 1/2 and 33A ips), 7-in. reels. Five heads, including 4-gap record/playback head, 4-track (2-channel) stereo record/ playback head for reverse operation and three 2-gap erase heads. Hysteresis synchronous 4-pole motor, center capstan drive, drop-down pinchroller. Solid state, 28 transistors, 7 diodes. Frequency response 30-20,000 Hz (50-15,000 Hz ±2 dB), wow and flutter less than 0.12 per cent, signal-to-noise ratio better than 55 dB. Four VU meters. Separate level controls for each channel, plus master gain control. Pause control during recording. Half-second tape-reverse delay. DIN socket for 2-channel stereo. Separate headphone jacks for front and rear channels. Multi-voltage. Size 17x183/4x83/s in., wt. 37 1/2 lbs.

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1. Revox A77 1102 - Same as Revox A77 1104 except has 2-track heads instead of 4-track heads.
2. Revox A77 1104 - Four-track stereo record/playback tape deck, two speeds (7 1/2 and 3 3/4 ips), 10 1/2" reels. Three motors, including electronically regulated capstan motor, 110-220 volts 50-60 cycles (without conversion) plus two takeup motors. Three heads including separate playback head. Solid state, 54 all-silicon transistors, 32 diodes, 4 silicon rectifiers. Plug-in modular construction. Frequency response 30-20,000 Hz +2/-3 dB, signal-to-noise ratio 61 dB, wow and flutter 0.08 per cent, distortion 2 per cent (at 1 kHz full modulation). Bias frequency 120 kHz. NAB recording standard, switchable NAB/CCIR playback equalization. Horizontal or vertical operation. Cueing. Two VU meters. DIN and phono sockets. Front-panel headphone and microphone jacks. Electrical remote control for all functions (optional extra). Weight about 33 lbs. In walnut case.
3. Revox A77 1124 - Same as model 1104 with plug-in all-silicon power amplifier, 8 watts per channel RMS at 8 ohms.
4. Revox A77 1224 - Same as model 1104 in carrying case with plug-in all-silicon stereo amplifier, 8 watts per channel RMS at 8 ohms, and two loudspeakers per channel, weight a-bout 35 lbs.
5. Revox A77 1134 - Same as model 1104 except has built-in Dolby record and playback circuits for each channel, calibration controls and reference oscillator. S/N ratio at 7 1/2 ips 67 dB.

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1. Sansui SD5000 - 4-track stereo deck with automatic bidirectional playback. Two speeds (7 1/2 and 3% ips), three motors, four heads, reels up to 7 in. Frequency response 20 to 20k Hz ± 3 dB, flutter and wow 0.08 per cent, S/N ratio 60 dB. Pause and cue modes, two VU meters, high and normal bias select, two-source stereo mixer, digital tape counter, hysteresis synchronous capstan motor, relay/solenoid-controlled pushbutton transport and auto-stop mechanism. Sensing foil auto-reverse system. Front-panel headphone and microphone jacks. Line input, high and low-level line outputs. DIN jack. Size 19X16/2X10 in. Wt. 45 lbs. 110-220 volts.
2. Sansui SD7000 - Four-track stereo record/playback tape deck, automatic reverse play actuated by subsonic 20 Hz signal or sensing tape. Automatic repeat, automatic rewind. Two speeds (7 1/2 and 3% ips), 7-in. reels. Four heads including separate playback heads for forward and reverse. Two-speed hysteresis synchronous capstan motor, plus two 6-pole take-up motors. Two illiminated VU meters. Time-delay tape tension control. Solenoid tape-motion controls. Vertical or horizontal operation. Tape lifters, pause control. Solid state, 38 transistors, 1 zener-diode, 23 diodes. Frequency response 15-25,000 Hz (20-20,000 Hz ± 2 dB), wow and flutter less than 0.06 per cent, signal-to-noise ratio better than 60 dB, distortion less than 1.2 per cent at 0 VU (1,000 Hz), 3 per cent at + 3 VU. Crosstalk better than 60 dB (alternate channel), better than 45 dB (adjacent channel), at 1,000 Hz. Bias frequency 100 kHz. Low-impedance headphone jack with volume control. Microphone and line mixer. Optional plug-in transformers for low-impedance microphones. DIN socket. Optional remote control. AC convenience outlet with "sleep switch" automatic shut-off. Multi-voltage. Size 211/6x171/8x10/4 in., weight 59/2 lbs. With wooden case.

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1. Sony TC-252D - 4-track stereo deck. Two speeds (7 1/2 and 3% ips), maximum reel size 7 in. Frequency response 30 to 18k Hz, flutter and wow 0.12 per cent, S/N ratio 52 dB. Scrape filter, retractable capstan roller, auto-stop mechanism, pause mode, digital tape counter and two VU meters. Front-panel microphone and headphone jacks. Line inputs and outputs plus DIN jack. Walnut-finish wood base. Size 15/4X7 1/2X13/2 in. Wt. 18 lbs. 110-20 volts.
2. Sony TC-330 - Four-track stereo record/playback combination open reel and cassette stereo tape recorder, open reel speeds 7 1/2, 33A and VU ips with 7-in. reels. Open reel frequency response 30-18,000 Hz, wow and flutter 12 per cent, signal-to-noise ratio better than 45 dB. Cassette speeds 17 1/2a ips with Sony compact cassettes. Cassette frequency response 50-10,000 Hz, wow and flutter 0.2 per cent, cassette signal-to-noise ratio better than 45 dB. Two level meters, stereo headphone jacks. Size 213/ux1113/i6X 137 1/2s in., weight 43 lbs. With microphones and stand.
3. Sony TC-366 - Four-track stereo record/ playback tape deck, 3 speeds (7 1/2, 3% and 1% ips), 7-in. reels, 3 heads including separate playback head. Servo-controlled tape mechanism, retractable pinchroller. Solid state. Frequency response 20-25,000 Hz (30-20,000 Hz ± 3 dB), wow and flutter less than 0.09 per cent, signal-to-noise ratio better than 52 dB (55 dB with Sony SLH low-noise tape), distortion less than 1.2 per cent at normal recording level. Normal/Low-Noise tape selector switch. Scrape filter. Two VU meters. Noise suppressor. Vertical or horizontal operation with slant-front cabinet. Low-impedance headphone jack. DIN socket. Multi-voltage. Size 16/2x8/4x14% in., weight 2 lbs. 8 oz.
4. Sony TC-377 - Same as Sony TC-366 except has Sony ferrite heads and has no noise suppressor circuit.
5. Sony TC-440 - Four-track stereo record/ playback tape deck, bidirectional recording and playback with automatic reverse triggered by sensing foil. Three speeds (7 1/2, 3% and 1% ips), 7-in. reels. Four heads including 2 separate erase heads and "Roto-Bilateral" head assembly, rotating record and playback heads 180 degrees for bidirectional 3-head operation. Regular and low-noise tape bias switch. Frequency response 20-25,000 Hz (normal) and 20-30,000 Hz (with special low-noise tape), wow and flutter less than 0.06 per cent, signal-to-noise ratio better than 53 dB (normal) and 56 dB (special), harmonic distortion less than 1.2 per cent. Dual capstan drive. AC servo-controlled capstan drive motor, no cycle conversion necessary. Solid state, 25 transistors, 2 FETs (in preamplifier), 1 IC, 11 diodes. Vertical or horizontal operation. Tape/source monitoring DIN socket. Headphone jack. Size 16%x8/2X 16K in., weight 27 lbs. 2 oz. Multi-voltage.
6. Sony TC-580 - Four-track stereo tape deck, bidirectional recording and playback, automatic reverse playback triggered by electronic sensing circuit. Continuous reverse. Three speeds (7 1/2, 33A and 17 1/2a ips), 7-in. reels. Six-head function with separate recording and playblack heads in each direction, bidirectional source/tape monitoring. Three-motor, servo-controlled tape transport mechanism, center capstan drive. Solid state, 45 transistors, 27 diodes, 1 IC. Frequency response 30-20,000 Hz ±3 dB with normal tape, 30-25,000 Hz ±3 dB with low-noise tape. Wow and flutter 0.06 per cent. Signal-to-noise ratio 53 dB with normal tape, 56 dB with low-noise tape. Harmonic distortion 1.2 per cent at rated output. Bias frequency 160 kHz. Normal/ low-noise tape selector switch. Two VU meters. Line/microphone mixing. Scrape filter. Automatic shut-off and pinchroller release. Sound on sound with optional connecting cord. Headphone jack with level selector switch. DIN socket. Vertical or horizontal operation. Solenoid controls. Multi-voltage. Wooden side panels. Size 179/i6x87 1/2ax18V8 inches, wt. 43 lbs.
7. Sony TC-640 - Four-track stereo record/ playback tape deck, 2 speeds (7 1/2 and 3% ips), 7-in. reels. Three heads, including separate playback head; 3 motors. Solid state, 24 transistors, 8 diodes. Frequency response 30-20,000 Hz ± 3 dB (with low-noise tape), 40-18,000 Hz ± 3 dB (with regular tape), wow and flutter 0.07 per cent, signal-to-noise ratio 55 dB (low-noise) and 52 dB (regular tape), distortion 1.5 per cent at rated output. Bias frequency 120 kHz. Regular/low-noise tape selector switch. Two VU meters. Line/ microphone mixing, echo, sound on sound. Scrape filter, automatic shut-off. DIN socket. Headphone jack. Multi-voltage. Size I4/2X 15/2x9/2 in., weight 33 lbs.
8. Sony TC-651 - Four-track stereo record/ playback tape deck, automatic reverse playback actuated by sensing foil or electronic sensing circuit, 2 speeds [iVi and 3% ips), 7-in. reels, 3 motors. Four heads, including separate playback heads in each direction. Solid state, plug-in module construction, frequency response 30-18,000 Hz ± 2 dB (with normal tape), 30-20,000 Hz ± 2 dB (with low-noise tape), flutter and wow 0.04 per cent, signal-to-noise ratio 54 dB (normal) and 56 dB (low-noise tape), distortion less than 1.5 per cent at rated output. Bias frequency 120 kHz. Solenoid-operated controls, optional remote control. Foil-actuated program scanner switches automatically from
9. fast-forward into play mode. Two VU meters. Line/microphone mixing, echo, sound on sound. Normal/low-noise tape selector switch. Vertical or horizontal operation. DIN socket. Headphone jack. Multi-voltage. Walnut cabinet Size 16 %x18x95/8 in., weight 44 lbs. 9 oz.
10. Sony TC-730 - Four-track stereo tape recorder, bidirectional recording and playback, automatic reverse triggered by sensing tape. Other specifications identical to TC-580 tape deck. Built-in 40-watt amplifier, separate bass and treble controls, two 4x6-in. speakers in side of case, with reflector panels. Extension speaker jacks, main/remote/off speaker selector. Two headphone jacks. Built-in sound-on-sound and echo control. Switched AC convenience outlet and "sleep switch" control. Size 21x195/sx87 1/28 inches, wt. 51 lbs.
11. Sony TC-854-4S - 4-track 4-channel / stereo deck with synchronized record-playback capability. Three speeds (15, 7 1/2 and 3% ips), three heads, three motors, 10 1/4-in. reel capacity. Frequency response (7 1/2 ips) 30 to 18k Hz ±2 dB, flutter and wow 0.04 per cent, S/N ratio 56 dB. Digital tape counter, variable-pitch servo controlled capstan motor, automatic program scan circuit, dual capstans, normal/high-performance tape selector, auto-stop mechanism, two source mixer for each channel and four VU meters. Front-panel headphone and microphone jacks. Relay/solenoid controlled transport with push-buttons and logic circuit to control command sequence. Optional remote-control available. With NAB hub adapters and wood case. Size 17 1/2X2X 10 in. Wt. 62 lbs. Available winter 1972.

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1. Tandberg 3000X - Four-track stereo record/playback tape deck, 3 speeds (7 1/2, 3 3/4 and 1 1/8 ips), 4 heads including separate playback head and crossfield bias head, 7-in. reels. Frequency response 40-20,000 Hz ± 2 dB (DIN 45,500), wow and flutter 0.07 per cent (DIN), signal-to-noise ratio 60 dB (rated at 5 per cent distortion at highest speed). Bias frequency 85.5 kHz, distortion less than 0.5 percent. 1 Induction motor. Vertical or horizontal operation. Two peak-reading recording level meters. A-B test switch. Pause control. Automatic shut-off. Separate line and microphone mixing for each channel, sound on sound and echo. Headphone jack. Size I5V2X 6/2x12/2 inches, weight 20 pounds. Multi-voltage. Walnut cabinet.
2. Tandberg 4000X - Four-track stereo tape recorder, 3 speeds (7 1/2, 3% and17 1/28ips), 4 heads including separate playback head and crossfield bias head, 7-inch reels.Solid state, 61 silicon planar transistors and FET. Frequency response 40-20,000 Hz ± 2 dB (DIN 45, 500), wow and flutter 0.07 per cent (DIN), signal-to-noise ratio 60 dB (rated at 5 per cent distortion at highest speed). Bias frequency 85.5 kHz, distortion less than 0.5 per cent. Induction motor. Vertical or horizontal operation. Twin VU meters. A-B test switch. Separate bass and treble controls. Pause control. Remote control start/stop. Automatic shut-off. Separate line and microphone mixing for each channel, sound with sound, sound on sound. Built-in preampsformagneticpick-up. External/internal/both speaker switch. Power output 10 watts RMS per channel at 4 ohms, two 4x7 in. oval speakers. Headphone jack. Size 15/2x6/2x12/2 inches, weight 23 lbs. Multi-voltage. Walnut cabinet.
3. Tandberg 6000X - Four-track stereo record/playback tape deck, 3 speeds {VI2, 33A and VU ips), 4 heads including separate crossfield bias head, 7-in. reels. Solid state, 57 transistors. Frequency response 40-20,000 Hz ± 2 dB, maximum wow 0.07 percent, crosstalk attennation at 1,000 Hz better than 60 dB (mono), 50 dB (stereo). Signal-to-noise ratio 56 dB (58 dB in 2-track version). Bias frequency 85.5 kHz, less than 0.5 per cent distortion. Adjusted for lownoise tape. Four-pole hysteresis synchronous motor. Two peak recording VU meters. Vertical or horizontal operation. Defeatable recording level limiter. Separate line and microphone mixing for each channel, echo, sound with sound, sound on sound. Magnetic phono input. Automatic shutoff, pause control, optional remote control start/stop. DIN socket, headphone jacks. Multi-voltage. Size I5V2X 6V2x123/s in., weight 21 lbs. Teak or rosewood cabinet. Also available in 2-track stereo.
4. Tandberg 9000X - 4-track stereo deck. Three speeds (7 1/24, 3% and V/Q ips), three motors, three heads plus separate crossfield bias head, 7-in. reel capacity. Frequency response 40 to 2k Hz ±2 dB, flutter and wow 0.07 per cent, S/N ratio 58 dB. Digital tape counter, two peak-reading VU meters, slide-type level controls, sound-on-sound, hysteresis synchronous capstan motor. Front-panel microphone and headphone inputs. Line inputs and outputs (DIN). Walnut-finish cabinet. Size 153/4X7X16 in. Wt. 35 lbs. 110-20 volts. Available in 4-channel playback and half-track models.

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1. Teac A-1200 - 4-track stereo record/ playback tape deck, 2 speeds (7 1/2 and 33/4 ips), 3 heads. Three motors including hysteresis synchronous motor for capstan, two outer-rotor motors for reels. Frequency response 30-20,000 Hz, wow and flutter 0.12 per cent, signal-to-noise ratio 50 dB, crosstalk 50 dB (alternate channel), 40 dB (adjacent channel) at 1,000 Hz. Optional remote control. Tape/source monitoring, line/microphone mixing, sound on sound, echo. Automatic shutoff, tape lifter, 4 independent preamplifiers, 100 Hz bias oscillator, 4-digit counter. Two VU meters, DIN socket, vertical or horizontal operation. Microphone, cord, and headphone jacks. Walnut case. Size 17x15V2x93/4 in., weight 41 lbs. Multi-voltage. Also available in two-track stereo.
2. Teac A-1230 - 4-track stereo deck. Two speeds (7 1/2 and 3% ips), three motors, three heads, 7-in. reel capacity. Frequency response 40 to 18k Hz ±3 dB, flutter and wow 0.08 per cent, S/N ratio 55 dB. Digital tape counter, two VU meters, hysteresis synchronous capstan motor, record bias control, microphone/line mixer, auto-stop mechanism, tape lifters and pause mode. Front-panel microphone and headphone jacks. Line input and output. Wood side panels. Size 15X17 1/24X 8 in. Wt. 38 lbs. 110-20 volts.
3. Teac A-1250 - Same as Teac A-1230 except has automatic bidirectional playback using sensing foil strips.
4. Teak A-2070 - 4-track stereo tape deck, bidirectional recording and playback, automatic reverse actuated by sensing foil. Two speeds (7 1/2 and 33A ips), 7-in. reels. Four heads, including record/playback and erase heads in each direction. Two-speed hysteresis synchronous motor. Solid state, frequency response 30-20,000 Hz (50-15,000 Hz ± 3 dB), wow and flutter 0.12 per cent, signal-to-noise ratio 50 dB; crosstalk 45 dB (alternate channel), 40 dB (adjacent channel). Bias frequency 100 kHz. Regular/low-noise bias selector. Vertical or horizontal operation. Tape lifters. Two VU meters. Low-impedance headphone jack. DIN socket. Multi-voltage. Walnut cabinet. Size 177 1/28Xl6Vex8V4 in., weight 33 lbs.
5. Teac A-2080 - 4 track stereo tape recorder, bidirectional recording and playback, automatic reverse actuated by sensing foil. Two speeds (7Y2 and 33/4 ips), 7-in. reels. Four heads, including record/ playback and erase in each direction. Two-speed hysteresis synchronous motor. Solid state, frequency response e0-w0,000 Hz (50-15,000 Hz ± 3 dB), signal-to-noise ratio 50 dB, wow and flutter 0.12 per cent; crosstalk 40 dB (adjacent channel), 45 dB (alternate channel). Bias frequency 100 kHz. Normal/low-noise bias selector switch. Pause control. Tape lifters. Vertical operation. Automatic shut-off. Dual VU meter. Headphone jack. DIN socket. Built-in power amplifier, 20 watts IHF music power, 2 speakers, jacks for extension speakers. Multi-voltage. Size 16V8x175/8x95/8 in., weight 33 lbs.
6. Teac A-2420 - 4-track 4-channel/stereo playback deck with automatic bidirectional stereo playback. Two speeds (7 1/24 and 3% ips), three motors, one 4-track head, 7-in. reel capacity. Frequency response 30 to 2k Hz, flutter and wow 0.08 per cent, S/N ratio 55 dB. Individual output level controls for four channels, digital tape counter, auto-stop mechanism, hysteresis synchronous capstan motor, pause mode and electrical speed change. Line outputs. Wood side panels. Size 15X17 1/24X8 in. Wt. 38 lbs. 110-20 volts.
7. Teac A-2520 - 4-track 4-channel playback, stereo record/playback deck with automatic bidirectional playback (stereo only). Two speeds (7 1/24 and 3% ips), three motors, two heads (one multi-section head), 7-in. reel capacity. Frequency response 40to18k Hz ±3 dB, flutter and wow 0.08 per cent, S/N ratio 55 dB. Digital tape counter, microphone/ line mixer, pause mode, individual output level controls for four channels, normal/high bias select, solenoid actuated capstan roller and auto-stop mechanism. Front-panel microphone and headphone jacks. Line inputs and outputs. Wood side panels. Size 15X17 1/24 X8 in. Wt. 38 lbs. 110-20 volts.
8. Teac A-3300-10 - 4-track stereo deck. Two speeds (7 1/24 and 3% ips), three heads, three motors, 10/-in. reel capacity. Frequency response 30 to 20k Hz ±3 dB, flutter and wow 0.06 per cent, S/N ratio 58 dB. Digital tape counter, stereo microphone/line mixer, two VU meters, pause mode, high/normal record bias selector, auto stop mechanism, dual speed hysteresis synchronous capstan motor, solenoid actuated capstan roller. Front-panel microphone and headphone jacks. Line inputs and outputs. Wood side panels. Size151/2X15/2X9/4 in. Wt. 41 lbs. 110-20 volts.
9. Teac A-3300-11 - Same as Teac A-3300-10 except has 2-track head pattern and tape speeds of 15 and 7 1/2 ips.
10. TeacA-3300-12-Same as Teac A-3300-10 except has two-track head pattern.
11. Teac A-3340 - 4-track 4-channel/stereo deck with synchronized record-playback provision. Two speeds (15 and 7 1/2 ips), three motors, three heads and 10/4-in. reel capacity. Frequency response 30 to 18k Hz ±3 dB (7 1/24 ips), flutter and wow 0.06 per cent, S/N ratio 55 dB. Synchronization feature allows synchronization of two tracks recorded at different times. Digital tape counter, four VU meters, pause mode, high/normal recording bias selector, auto-stop mechanism, dual-speed hysteresis synchronous capstan motor, solenoid actuated capstan roller, 4-channel mic/line mixer, individual output controls for four channels. Front-panel microphone and headphone jacks. Line inputs and outputs. Wood side panels. Size 20/2X17 1/24X8% in. Wt. 50 lbs. 110-20 volts.
12. Teac A-4000 S - 4-track stereo playback-only tape deck, automatic reverse play actuated by sensing tape, 2 speeds (7 1/2 and 33A ips), 7-in. reels, 4 heads including separate playback heads for each direction. Hysteresis synchronous drive motor plus 2 take-up motors. Solid state, frequency response 30-20,000 Hz (50-15,000 ± 3 dB), wow and flutter 0.12 per cent, signal-to-noise ratio 50 dB, crosstalk -50 dB alternate channel, -40 dB adjacent channel. Solenoid-operated controls, optional remote control. Built-in playback amplifiers, can be converted for recording with optional recording amplifier (RA-40S). Automatic shut-off. Dual voltage. Wooden cabinet. Size 127 1/2sx17 1/2x75/8 in., weight 36 lbs.
13. Teac A-4010 SL - 4-track stereo deck with automatic bidirectional playback. Two speeds {VA and 3% ips), flutter and wow 0.08 per cent, S/N ratio 55 dB. Digital tape counter, two VU meters, stereo mic/line mixer, tape tension control, relay/solenoid controlled push-button transport, auto-stop mechanism, dual-speed hysteresis synchronous capstan motor and high/normal recording bias level selector. Front-panel microphone and headphone jacks. Line inputs and outputs. Walnut finish wood cabinet. Size 1714X17 1/24X9% in. Wt. 48 lbs. 110-20 volts.
14. Teac A-4070 - 4-track stereo deck with automatic bidirectional playback and record. Two speeds (7 1/2 and 3% ips), four heads, three motors, 7-in. reel capacity. Frequency response 30 to 20k Hz ±3 dB, flutter and wow 0.06 per cent, S/N ratio 58 dB. Digital tape counter, two VU meters, pause mode, hysteresis synchronous capstan motor, tape lifters, tape tension control, meter range switch, normal/high record bias, stereo mic/line mixer, relay/solenoid controlled push-button transport and output level control. Front-panel microphone and headphone jacks. Line inputs and outputs. Wood cabinet. Size 18X18X9/4 in. Wt. 51 lbs. 110-20 volts.
15. Teac A-6010 - 4-track stereo record/ playback tape deck, automatic reverse play actuated by subsonic phase-sensing system or sensing tape. Two speeds (7 1/2 and 33A ips). 7-in. reels. Four heads in plug-in unit, including separate playback heads for forward and reverse. Hysteresis synchronous drive motor plus 2 takeup motors. Two VU meters. Vertical or horizontal operation. Solid state. Frequency response 30-20,000 Hz (50-15,000 Hz ± 2 dB), wow and flutter 0.08 per cent, signal-to-noise ratio 55 dB; crosstalk 50 dB (alternate channel), 40 dB (adjacent channel). Optional remote control. Microphone and line mixer. Adaptable to 15 ips. DIN socket. Size 207 1/28x17 1/2x874 in., weight 52 lbs. Multi-voltage. Wooden case.
16. Teac A-6010 GSL - 4-track stereo deck with automatic bidirectional playback. Two speeds (7 1/2 and 3% ips), four heads, three motors and 7-in. reel capacity. Frequency response 30to20k Hz±3 dB, flutter and wow 0.06 per cent, S/N ratio 58 dB. Automatic reverse play circuit activated by sensing foil or recorded signal. Digital tape counter, two VU meters, stereo mic/line mixer, record bias level control, record equalization control, ferrite heads, relay/solenoid controlled pushbutton transport, hysteresis synchronous capstan motor, tape life lifters, and auto-stop mechanism. Front-panel headphone and microphone jacks. Line inputs and outputs. Wood cabinet. Size 21X173/4X8/4 in. Wt. 52 lbs. 110-20 volts.
17. Teac A-7010 GSL- SameasTeacA-6010-GSL except has 10 1/2" reel capacity.
18. Teac A-7030 - 2-track stereo record/ playback tape deck, 2 speeds (7 1/2 and 15 ips), 10V2-in. reels. Four heads in plug-in unit including three 2-track heads (for erase, record and playback of stereo or mono) and separate 4-track playback head. Two-speed hysteresis synchronous capstan motor plus 2 take-up motors. Frequency response 30-20,000 Hz ± 2 dB at 15 ips, 50-15,000 Hz ± 2 dB at 7 1/2" ; wow and flutter 0.05 per cent at 15 ips, 0.08 per cent at 7 1/2" , crosstalk 40 dB (at 1,000 Hz), signal-to-noise ratio 58 dB (2-track), 55 dB (4-track). Two VU meters. Solid state, all-silicon electronics. Optional remote control. Microphone and line mixer. Automatic shutoff, tape lifter. Headphone jack. Optional pause control unit. Size 207 1/28Xl7 1/2x8V4 in., weight 62 lbs. Walnut case. Available optionally with three 4-track heads plus separate 2-track playback head.
19. Teac A-7030 GSL - Same as Teac A-6010-GSL except has 2-track head pattern, 10 1/2 in reel capacity, 15 and 7 1/2 ips tape speeds, and automatic fast reverse (or stop) instead of automatic bidirectional playback.

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1. Telefunken Magnetophon Studio 44 HiFI - 4-track stereo record/playback tape deck, with built-in single-channel monitor amplifier. Two speeds (7 1/2 and 33A ips), 7-in. reels. Solid state, 12 transistors, frequency response 40-18,000 Hz, wow and flutter ± 0.2 per cent, signal-to-noise ratio better than 50 dB, all specifications to DIN 45,500 standard. Foil-actuated automatic shut-off. Sound on sound. Illuminated track indicators. Slide-type recording level, playback level and tone controls. Built-in mono amplifier, 3 watts output, with jack for external 4-ohm speaker. Full stereo playback with external amplification of left channel through mono radio. Multi-voltage. Wood veneer cabinet. Size 15x 8s/4X12Vi in., weight 20.2 lbs.
2. Telefunken Magnetophon 250 HiFi -2-track stereo deck. Two speeds [VA and 3% ips), three heads, maximum reel size 7 in. Frequency response 40 to 18k Hz, flutter and wow 0.15 per cent, S/N ratio 54 dB. Pushbutton controls, digital tape counter, pause mode, two recording level meters, sound-on-sound, sound-with-sound, built-in headphone amplifier. DIN jacks for microphone, line and phono inputs; headphone and line outputs. Size 18/2X6/4X13 in.
3. Telefunken Magnetophon 291 HiFI - 4-track stereo tape recorder, 3 speeds (7 1/2, 3 3/4 and 1 ips), 7-in. reels. Solid state, 20 silicon transistors, 4 diodes. Frequency 40-18,000 Hz, signal-to-noise ratio better than 50 dB, wow and flutter less than 0.15 per cent, all specifications to DIN 45,500 standard. Vertical and horizontal operation. Two calibrated VU meters. Foil-actuated automatic shut-off. Sound on sound, sound with sound. Jacks for stereo and mono headphones, external amplifier or receiver. Built-in stereo amplifier, 30 watts music power, and two loudspeakers in detachable lids, distortion over-all less than 3 per cent. Slide-type bass, treble and volume controls. Multi-voltage. Size of recorder 193/4x133/4x73/4 in., speakers 10x 133/4x73/4 in. each, total weight about 33 lbs.

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1. Toshiba PT-862 - 4-track 2-channel stereo deck. Three speeds (7 1/2 and 3 374 ips), three heads, 7-in. reel capacity. Frequency response 50 to 20k Hz, flutter and wow 0.09 per cent, S/N ratio 56 dB. Digital tape counter, pause mode, auto-stop mechanism, built-in noise suppressor circuit, single-knob function control and two VU meters. Front-panel jacks for headphones and microphones. Line inputs and outputs. Size 15/4X12/4X7 1/2 in. Wt. 27 lbs. 110-20 volts.
2. Toshiba PT-866 - Same as Toshiba PT-862 except has 4-channel playback capability in addition to stereo record/playback. Four VU meters, individual output level controls for four channels. Size 15X16/4X8% in. Wt. 33 lbs.

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1. Uher 4000 Report L - Portable monaural 2-track recorder. 4 speeds !!! (7 1/2, 3 3/4, 1 1/4 and 0,6 ips), electronically controlled motor, two heads, 5-in. reel capacity. Frequency response 40 to 20k Hz, flutter and wow 0.20 per cent, S/N ratio 52 dB. Digital tape counter, panel light, VU meter, remote solenoid-controlled stop/start, push-button controls, built-in (1 watt) power amplifier and loudspeaker. Inputs for microphone, line and phono. Outputs for line and speaker. Requires five size D batteries. Rechargeable battery and ac converter/charger available. Size 11/4X3%X 83/4 lbs. Wt. 8 lbs.
2. Uher 4400 Report Stereo - Same as Uher 4000 Report L except has stereo record/ playback capability with 4-track head pattern. Two VU meters. Monaural built-in power amplifier and loudspeaker.
3. Uher Variocord 23 - Monaural recorder with choice of 2-track or 4-track head patterns. Three speeds (7 1/2, 3% and l^ips), 7-in. reel capacity. Frequency response 30 to 20k Hz, flutter and wow 0.05 per cent, S/N ratio 53 dB. Interchangeable head assembly, digital tape counter, recording level meter, line/ micro mixer and pause mode. Optional automatic recording level control available. Inputs (DIN) for line, microphone and phono. Outputs for line and speaker. Power amplifier output 2 watts RMS. Size 17 1/2X13X6% in. Wt. 21 lbs. 110-20 volts.
4. Uher Variocord 63 - Same as Uher Variocord 23 except has power output of 6 watts RMS.
5. Uher Variocord 263 - 2-track stereo tape recorder, same as Variocord 63 S with stereo heads, controls and amplifier (6 watts per channel RMS). Interchangeable head assembly, covertible to four-track stereo. Provision for adding automatic recording level control.
6. Uher 724 Stereo - 4-track stereo tape recorder, 2 speeds, 7-in. reels, 2 heads. Solid state, 15 transistors, frequency response 40-20,000 Hz, wow and flutter ± 0.2 per cent to DIN 45,500 standard, signal-to-noise ratio better than 51 dB, crosstalk 55 dB in mono, 45 dB in stereo. VU meter. Headphone jack. DIN sockets. Built-in stereo amplifier, 4 watts per channel RMS power. Dual voltage. Size 16x133/4x63A in., weight 17 1/2 lbs.
7. Uher Royal de Luxe C - 2-track stereo record/playback tape deck, 4 speeds (7 1/2, 33/4, Vk and 15/u ips), 7-in. reels. Three heads, including separate playback head, in interchangeable head assembly with vernier adjustment of azimuth alignment. Solid state, 30 transistors, frequency response 20-20,000 Hz, wow and flutter 0.05 per cent, signal-to-noise ratio 54 dB; crosstalk 60 dB mono, 45 dB stereo. All specifications to DIN 45,500 standard. Bias frequency 100 kHz ± 10 per cent. Built-in Dia-Pilot head for slide projector synchronization. Vertical or horizontal operation. Coil-spring tape tension control. Line/microphone mixing, source/ tape monitoring, multiplay, duoplay and echo. Dual VU meter. DIN sockets. Headphone jack. Multi-voltage. Size 18x13x8 in., weight 27 lbs. Also available with 4-track head assembly.
8. Uher Royal de Luxe - 2-track stereo tape recorder, same as Royal de Luxe C with additional stereo amplifier (10 watts per channel RMS power) and built-in speakers. Weight 29V2 lbs.

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• Anmerkung : Das war hier nur oberflächlich beschrieben, denn die Royal's und Variocord's hatten komfortable austauschbare Kopfträger für 2-Spur und 4-Spur Aufnahme und Wiedergabe (bei dem UHER Royal sogar 3-Kopf-Technik).

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