Only McIntosh, who sets the quality standards for the high fidelity industry, could have designed and engineered an FM-AM stereo tuner so advanced.

Created specifically for the audiophile and professional who is satisfied with nothing but the ultimate in components. Independently tuned and controlled AM and FM tuning sections are provided with accurate, tuning indicators; single mode selector sets for separate AM, monophonic FM and Stereo AM-FM. Provision is also made for FM Multiplex.

FM Section Features: Cascode front end; IF bandwidth, 200 kc, flat on top. Mechanically captive IF transformers; two limiters; three IF amplifiers. Ultra-sonic activated muting assures complete silence between stations. Variable AFC with delayed action for great tuning ease. AM Section Features: Three-position bandwidth selection; 10 kc whistle filter. Sensitivity: 3 fiv at 100% modulation for less than 3% total noise and distortion, FM; 1.5uv, AM.
Frequency Response: ±3db, 20-20,000 cps, FM; ±3db, 20-11,500 cps, AM broad; 20-8,000 cps. AM medium #2; 20-6,500 cps, AM medium #1; 20-2,000 cps, AM narrow bandwidth. Distortion: Less than 2% at 100% modulation. Outputs: FM-AM Stereo; FM only; AM only; and, Multiplex. AM Selectivity: ±10 kc center down 53 db on narrow (4 kc) bandwidth; ±10 kc center down 20 db on medium (13 kc) bandwidth; substantially unchanged on broad (20 kc) bandwidth. Filter: -60db at 10 kc, AM. Antenna Inputs: 300 ohms balanced; 75 ohms unbalanced. FM Drift: Less than 30 kc without AFC; negligible with AFC. Controls: AM Tuning; FM Tuning; Variable AFC; FM/Mute In-Out; Mode (AM, FM, Stereo, Off); AM Selector (Broad, Med. 2, Med. 1, Narrow, AM Out, FM Multiplex). Tubes: 18. Size: 15" w. x 13" d. x 4" h. Shipping Weight, 31 lbs.

McIntosh Modal MR-66 - Net Each      US $ 325,00
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Care in the greatest degree has been devoted on this tuner during research, design, engineering and manufacture. This tuner will receive either monophonic or stereophonic FM broadcasts and will operate through any type of monophonic or stereophonic equipment, including preamplifiers, power amplifiers, tape recorders, etc.

Features: Cascode amplifier with three flat-topped IF amplifiers. Two temperature-compensated discriminators: Narrow band for ultrasonic muting, AFC and tuning meter drive, and a broad band for nearly perfect audio performance. A two-stage, low-impedance, feedback audio amplifier is used for excellent sound quality. New mechanical tuning assembly gives smooth flywheel tuning. Sensitivity: 334 mv at 100% modulation (±75 kc) for less than 3% total noise and distortion in accordance with IHFM Standards. Frequency Response: Within 2db, 20-20,000 cps. Distortion: Less than 3% for 100% modulation (accuracy of the best available test equipment is not guaranteed below 3%). Capture Ratio: 1 to 0.7. Muting: At least 60db noise reduction between stations. Oscillator Drift: Less than 25 kc with AFC disabled; negligible with AFC in operation. Image Rejection: Better than 80db at 90 mc; better than 70db at 105 mc. Hum: Better than 65db below 100% modulation. Output: Approximately 4 volts; low impedance. Antenna Inputs: 300 ohms balanced; 75 ohms unbalanced. Power Consumption: 75 watts, 105 to 125 volts, 50 to 60 cps. Tubes: 12. Size: 15" w. x 12" d. x 5" h. Shipping Weight, 30 lbs.

McIntosh Model MR65 - Net Each US $ 225,00

Designed and engineered specifically for stereo reproduction, this fine dual preamplifier is the result of intensive study and thorough construction designing. The careful attention to details by the acknowledged leader in high fidelity components has produced this model to provide you with the greatest flexibility for all your pre-amplification requirements. Inputs: Eight inputs, including special input switching to parallel the sides of a stereo cartridge (cancels the vertical signal for highest quality monophonic reproduction from a stereo cartridge). Gain sufficient for full output from even the lowest output cartridges. Equalization: Separate for bass and treble for highest flexibility; NAB built-in for direct tape head playback. Bass and Treble: Individual bass and treble ganged to both channels on front panel; separate, independent balance controls on rear panel sets each channel to suit your ear. Other Controls: Master Volume Control; Mode Selector (Stereo, Reverse, Left, Right; Monophonic Left, Right); Balance (Left, Right) Phase (essential for stereo, relates one speaker to the other without changing loudness or frequency response): three-position High Frequency Cut-off; Continuously Variable Loudness (boosts bass at low volume levels in Fletcher-Munson curve); Pushbutton Rumble Filter; Pushbutton Tape Selector (In-Play; Out-Record); Pushbutton Tape Comparison (Monitor). Outputs: Two front panel for tape recorder.

McIntosh Model C-20 - Less cabinet. Net Each . US $ 234,00
McIntosh Model L-66M (Mahogany), or L-66W (Walnut) Cabinet - Net Each $25.00

Full 75 watts each channel for fine stereophonic reproduction from any source. Stereo amplifier drives even the most inefficient speaker systems. Harmonic distortion, hum and noise are extremely low permitting excellent transient response.

Power Output: Stereo or twin amplifier, 75 watts each channel. Single channel monophonic, 150 watts. Frequency Response: +0, -0.1db, 16-40,000 cps; +0, -0.5db, 16-60,000 cps; +0,-1db, 10-100,000 cps.

Hum and Noise Level: Better than 90db below rated output. Harmonic Distortion: Less than 0.5% at full power output at all frequencies from 20-20,000 cps. IM Distortion: Less than 0.5% at peak power output of twice the full power output. Damping Factor: About 10:1. Phase Shift: Less than ±8°, 20-20,000 cps. Input Impedance: 250K ohms. Input Level: Single channel and twin amplifier, 0.5 v. for full power output. Output Load Impedance: Stereo or twin amplifier, 4, 8, 16, 67, 150 and 600 ohms. Single channel 2, 4, 8, 16, 32, 34, 75 and 300 ohms. Output Voltages: Stereo or twin amplifier, 25, 70.7, 15 and 230 volts. Single channel, 25, 70.7, 115 and 230 volts. Input Controls: pain controls provided for single monophonic or twin amplifier inputs; balance control provided for stereo channels.

Tubes: 4-KT88/6550; 2-12AZ7, 2-12AU7, 2-12BH7, 1-12AX7. Power Required: 240 watts at no signal output, 400 watts at full output, 105-130 v. AC, 50/60 cps. Power transformer tapped at 117 and 125 volts. Fused; 5 amp slo-blow. Size: 16" x 12" x 7". Weight, 76 lbs.

McIntosh Model MC-275 - Chrome and black finish. Net Each US $ 444,00

Like other famous McIntosh power amplifiers, this superb stereo/ monophonic two-channel model offers the highest in professional standards for home entertainment systems.

High power and distortion-free performance provided in two separate amplifiers mounted on a single chassis; can be connected with an input facility to be used in three ways: As a two-channel stereo amplifier delivering 40 watts for each channel (sensitivity, 2.0 volts); as independent twin amplifier, 40 watts per channel for electronic crossover systems or for stereo if increased sensitivity is desired (sensitivity 0.4 volts); or, as a single channel monophonic amplifier, 80 watts (sensitivity, 0.4 volts).

Special features include gain or level balance control on each of the three input facilities; low-Z taps for direct connection to speakers, plus 25 v. and 70.7 v. taps, and a 300/600 ohm output for line or hi-Z loads. Frequency Response: ±0.1 db, 20-20,000 cps; ±1.0 db, 15-60,000 cps at full rated power. Noise and Hum Level: Better than 90 db below rated output.

Harmonic Distortion: Less than 0.5% at full power, 20-20,000 cps. Intermodulation Distortion: Less than 0.5% at peak power output of twice the full rated power output. Damping Factor: About 10:1. Phase Shift: Less than ±6°, 20-20,000 cps. Input Imoedance: 250K ohms. Output Impedance: 4. 8, 16 (25 v.), 125 (70.7 v.) and 600 ohms, stereo or twin use; 2, 4, 8 (25 v.), 16, 32, 62 (70.7 v.) and 300 ohms, single channel monophonic. Input Controls: Gain for single or twin inputs; balance for stereo channels. Preamplifier Power Supply: Receptacle provided to supply 25.2 v. CT at 1.2 amps and 375 v. at 15 ma. Tubes: 3-12AX7, 2-12AU7, 2-12BH7, 4-6L6GC or 7027A.

Power Output: 40 watts each channel (80 watts total combined); 160 watts total peak. Power Consumption: 270 watts (at full power), 105-130 v. AC (selectable), 50/60 cps; slo-blow fused. Convenience outlet, to power other equipment, provided. Size: 16" w. x 10" d. x 7" h. Net Weight, 56 lbs.

McIntosh Model MC-240 - Net Each US $ 288,00

Perfect for use in a monophonic home music system, as one channel in a stereo system or many industrial uses. Patented circuit with unity coupling and the McIntosh bifllar wound output transformer permits high power with distortion below 1% at mid frequencies. The bifllar windings in the output coils results in extremely tight coupling preventing leakage inductance which causes notch distortion. Silicon rectifiers are provided for quick recovery from overloads without overshoot or blockage, good transient response and complete stability. A thermistor is also built into the MC75 to assure greater tube and component life. Frequency Response: +0, -0.1db, 16-40,000 cps at 75 watts output; +0, -0.5db, 16-60,000 cps at 75 watts output; +0, -1db, 10-100,000 cps at 38 watts output. Noise and Hum Level: 90db or more below rated output. Harmonic Distortion: Less than 0.5% at 75 watts, 20-20,000 cps. Intermodulation Distortion: Less than 0.5%, if instantaneous peak power is below 150 watts. Phase Shift: Less than ±8° from 20 cycles through 20,000 cps. Output Impedances: 4, 8, 16, 67, 150 and 600 ohms (600 ohm is balanced to ground). Input Impedance: 250,000 ohms. Input Sensitivity: 0.5 v. to 30 v. through gain control. 2.0 v. with gain control turned fully clockwise. Power Output: 75 watts continuous. Power Requirements: 117 or 125 volts AC, 50/60 cps. Uses 240 watts at 75 watts output; 140 watts at zero signal output. Tubes: 1-12AX7,1-12AU7, 1-12BH7, 1-12AZ7 and 2-KT-88 or 2-6550. Size: 16" W. x 8" d. x 8" h. Shipping Weight, 49 lbs.

McIntosh Model MC-75 - Net Each US $ 229,50

McIntosh circuit and unity coupling for high efficiency class B amplification and high quality performance. Wave form distortion is eliminated at all frequencies. The 1/2 cathode 1/2 plate loading provides a feedback factor of 12db which with additional loop feedback, offers the lowest distortion and the most stable power.

Impulse distortion is negligible. Frequency Response: ±0.1 db, 20-30,000 cps at 30 watts output; ±0.5 db, 15-50,000 cps at 30 watts output: ±1 db, 10-100.000 cps. at 15 watts output. Distortion: HARMONIC - Less than 0.5% at 30 watts output or less, 20-20,000 cps. INTERMODULATION - Less than y2%, instantaneous peak below 60 watts, 20-20.000 cps. Noise and Hum: 90 db or more below rated output. Damping Factor: 12 or better for 4, 8, 16 ohms, 16 for 600 ohms. Impedances! INPUT (20-40,000 ops) - -0.5 meg for 0.5 v. input: 0.13 meg for 2.5 v. input. OUTPUT 4, 8, 16, and 600 (balanced to ground) ohms; 70.7 v. Phase Shift: 20 cps, 3°; 20 kc, 9°. Power: Output 30 watts continuous; Consumption 155 watts at 30 watts output; 105 watts at 0 signal output. SUPPLY - 117-125 v., 50/60 cps. Tubes: 1-5U4GA, 1-12AU7, 2-12AX7, 1-12BH7, 2-1614. Size: 13" w. x 8" d. x 8" h. Weight 30 lbs.

McIntosh Model MC-30 - Net Each  US $ 153,00