McIntosh Car Audio
A History

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Power Amplifiers

MC420 4 channel X 50w. Configurable for 4/3/2 channel operation. Includes built-in electronic crossover with separate high pass and low pass filters. Power Guard. Ported tunnel forced-air cooling. Multi-stage thermal protection. MOSFET PWM power supply. Input level controls. Transient protection. Gold plated terminals. 2 ohm stability. Allows internal installation of McIntosh parametric equalizer modules. Size 2-3/4"H, 14-1/4"W and 12"D. Sold from 1994-1997. Last retail price $800.00

MC420M Performance identical to MC420 but with dual illuminated output level meters. Does not allow internal installation of McIntosh parametric equalizer modules. Sold from 1994-. Last retail price $1250.00

MC423 2 channels X 30w. Power guard. MOSFET PWM power supply. Multi-stage thermal protection. Input level controls. Transient protection. Gold plated terminals. 2 ohm stability. Size 2-1/8"H, 7-1/4"W and 10"D. Sold from 1996-1997. Last retail price $300.00

MC425 2 channels X 50w. Bridgeable. Includes built-in electronic crossover with selectable high pass and low pass filters. Power guard. MOSFET PWM power supply. Multi-stage thermal protection. Input level controls. Transient protection. Gold plated terminals. 2 ohm stability. Size 2-1/8"H, 11-1/4"W and 10"D. Sold from 1995-1997. Last retail price $400.00

MC427 2 channels X 100w. Bridgeable. Includes built-in electronic crossover with selectable high pass and low pass filters. Power guard. MOSFET PWM power supply. Ported tunnel forced air cooling. Multi-stage thermal protection. Input level controls. Transient protection. Gold plated terminals. 2 ohm stability. Size 2-1/8"H, 11-1/4"W and 10"D. Sold from 1995-1997. Last retail price $500.00

MC430 4 channel. Sold from 1992-1997. Last retail price $

MC431 4 channel X 100w. Configurable for 4/3/2 channel operation. Includes built-in electronic crossover with separate high pass and low pass filters. Power Guard. Ported tunnel forced-air cooling. Multi-stage thermal protection. Dual MOSFET PWM power supplies. Input level controls. Transient protection. Gold plated terminals. 2 ohm stability. Allows internal installation of McIntosh parametric equalizer modules. Size 2-3/4"H, 18-1/2"W and 12"D. Sold from 1994-1997. Last retail price $1100.00

MC431M Performance identical to MC430 but with dual illuminated output level meters. Does not allow internal installation of McIntosh parametric equalizer modules. Sold from 1994-. Last retail price $1500.00

MC440 6 channel. 4 channels X 50w, 2 channels X 100w. Configurable for 6/5/4 channel operation. Includes built-in electronic crossover with separate high pass and low pass filters. Power Guard. Ported tunnel forced-air cooling. Multi-stage thermal protection. Dual MOSFET PWM power supplies. Input level controls. Transient protection. Gold plated terminals. 2 ohm stability. Allows internal installation of McIntosh parametric equalizer modules. Size 2-3/4"H, 18-1/2"W and 12"D. Sold from 1994-1997. Last retail price $1300.00

MC440M Performance identical to MC440 but with dual illuminated output level meters. Does not allow internal installation of McIntosh parametric equalizer modules. Sold from 1994-. Last retail price $1800.00

MC443 1 channel X 300w into 4 ohms or 500w into 2 ohms. Power guard. MOSFET PWM power supply. Multi-stage thermal protection. Ported tunnel forced-air cooling. Continuously variable low pass filter with 24dB/octave slope. Separate high pass filter with 18dB/octave slope. Input level control. Size 2-3/4"H, 14-1/4"W and 12"D.Sold from 1996-1997. Last retail price $800.00

MC443M Identical performance as MC443. Illuminated output level meter. Sold from 1995-. Last retail price $1350.00

MC4000M 6 channel. 4 channels X 100w, 2 channels X 300w. Dual illuminated output level meters. Power Guard. Quad MOSFET PWM power supplies. Ported tunnel forced-air cooling. Multi-stage thermal protection. Input level controls. Transient protection. Gold plated terminals. 2ohm stability. Allows internal installation of McIntosh parametric equalizer modules. Includes built-in electronic crossover with selectable high pass and low pass filters. Size 2-3/4"H, 34"W and 12"D. Sold from 1996-. Last retail price $4000.00

MPM4000 Meter module. DIN mounted, dual illuminated output level meter, 200 watts/channel full scale. Sold from 1997-. Last retail price $400.00

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Control Centers

MX401 AM/FM tuner/CD player. Detachable control panel. Switchable illumination. Digital quartz clock. Mode selector. Digital control lead. Power amp turn on trigger. Cellular phone triggered audio mute. Electronic audio controls. Bass and treble controls. Audio control bypass. 4-way balance control. Audio muting. 4-channel RCA line-level outputs. TUNER: Electronic quartz-locked PLL tuning. Memory storage for 6 AM and 18 FM. Preset station scan. Triple stage IF section. Signal actuated stereo control. CD PLAYER: Full logic CD controls. 8-times oversampling digital filter. Dual 1-bit D/A converters. Zero-bit detector mute circuit. Intro music scan. Last position memory. CHANGER CONTROL: Direct disc select. Play/pause select. Intro music scan (disc/magazine). Multi-changer control capability. Audible FF/FB. Size 2"H, 7"W and 6'D. Sold from 1995-1997. Last retail price $690

MX406 AM/FM tuner/CD player. Power guard. Low distortion analog audio controls. High voltage DC power supply for greater dynamic range. 8v output capability. 2-channel RCA auxilliary inputs. 4 channel RCA line high level outputs. Security code system. Cellular phone audio mute. Bass and treble controls. 4-way balance control. Digital quartz clock. TUNER: FM diversity. Audio store. Electronic quartz-locked PLL tuning. Presets for 6 AM and 18 FM. Signal actuated stereo control. CD PLAYER: Dual 20-bit D/A converters assure high level of performance. 8 times oversampling digital filter minimizes distortion and noise. Full logic CD controls. Track repeat. Last position memory. Track music search. CHANGER CONTROL: Direct disc select. 6-18 disc control capability. Fiber-optic digital input for CD changer. Size 2"H, 7"W and 6-5/16"D. Sold from . Last retail price $1000.00

MX4000/MDA4000 AM/FM tuner/CD transport. Power guard. Low distortion analog audio controls. High voltage DC power supply for greater dynamic range. 8v output capability. 2-channel RCA auxiliary inputs. 4 channel RCA line high level outputs. Security code system. Cellular phone audio mute. Bass and treble controls. 4-way balance control. Digital quartz clock. TUNER: FM diversity. Audio store. Electronic quartz-locked PLL tuning. Presets for 6 AM and 18 FM. Signal actuated stereo control. CD TRANSPORT: Full logic CD controls. Track repeat. Last position memory. Track music search. Fiber optic digital output. CHANGER CONTROL: Direct disc select. 6-18 disc control capability. Size 2"H, 7"W and 6-5/16"D. Sold from . Last retail price $2000.00

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Equalizers

MEC457 Equalizer Controller. Sold from 1994-1997. Last retail price $250

MEP400 Equalizer Power Supply. Sold from 1996-1997. Last retail price $150

MEP450 Equalizer power supply. For MEQ parametric equalizers. Ultra low distortion and high dynamic range circuitry. MEQ parametric equalizer plug-in capability. Aluminum extrusion construction.

MEQ450 Parametric equalizer. 4 channel X 3 bands/channel. Provides acoustic control within the automotive environment. Installs inside McIntosh amplifiers. Adjustable Q (bandwidth) and center frequency. 15dB boost or cut. Digitally controlled analog filters. Ultra low distortion circuitry. Sold from 1994-. Last retail price $400.00. Currently included with the MC4000M.

MEQ451 Parametric equalizer. 2 channel X 6 bands/channel. Provides additional acoustic control within the automotive environment. Installs inside McIntosh amplifiers. Adjustable Q (bandwidth) and center frequency. 15dB boost or cut. Digitally controlled analog filters. Ultra low distortion circuitry. Sold from 1994-1997. Last retail price $400

MEQ452 Parametric equalizer. 4 channel X 6 bands/channel. Provides acoustic control within the automotive environment. Installs inside McIntosh amplifiers. Adjustable Q (bandwidth) and center frequency. 15dB boost or cut. Digitally controlled analog filters. Ultra low distortion circuitry. Sold from 1994-. Last retail price $800

MEQ453 Parametric equalizer. 2 channel X 8 bands/channel. Provides acoustic control within the automotive environment. Microprocessor controlled analog filters. For increased reliability, no mechanical switches or controls are used. Ultra low distortion and high dynamic range circuitry. Adjustable gain, frequency and Q. Installs inside McIntosh amplifiers, equalizer power supply or electronic crossovers. Sold from 1996-1997. Last retail price $600

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Electronic Crossovers

MEN455 Electronic crossover. 2 channel X 3-way. Microprocessor controlled analog filters. For increased reliability, no mechanical switches or controls are used. Ultra low distortion and high dynamic range circuitry. Adjustable gain, frequency and phase. Local subwoofer gain control. MEQ parametric equalizer plug-in capability. Controlled by the MEC459 controller. Aluminum extrusion construction. Size 2-3/4"H, 14"W and 7"D. Sold from . Last retail price $630.00

MEN456 Electronic crossover. 4 channel X 3-way/2-way. Microprocessor controlled analog filters. For increased reliability, no mechanical switches or controls are used. Ultra low distortion and high dynamic range circuitry. Adjustable gain, frequency, phase and slope. Local subwoofer gain control. MEQ parametric equalizer plug-in capability. Used with MEC459 controller. Aluminum extrusion construction. Size 2-3/4"H, 14"W and 7"D. Sold from . Last retail price $970.00

MEC459 Parametric equalizer/crossover controller. Hand held microprocessor control for adjustment of crossover or equalizer. Built-in non volatile memory for temporary storage of settings. 16 characters X 2 line display. 4 storage memories, independent control for boost or cut, frequency, and Q required for setup of MEN crossovers and MC4000M, when MEQ452 or MEQ450 is installed. Sold from . . Last retail price $350.00

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CD Changers

MCD410 6-disc changer. Rigid aluminum chassis. Solid copper bottom plate and extensive copper shielding throughout. Horizontal or vertical mounting. Low vibration suspension system. 8 times oversampling digital filter. Dual 20-bit D/A converters. Sine magnitude system eliminates zero crossing distortion. Twin monaural structure. Quick disc-to-disc load time is assured by sensing and bypassing empty magazine slots. Key-off eject capability. Size 3"H, 12-5/8"W and 10-5/8"D. Sold from 1966-. Last retail price $2000.00

MCD412 12-Disc CD changer. Two 6-pack magazine. Dual 1-bit D/A converters. 8 times oversampling digital filter. Zero-bit detector mute circuit. Fiber-optic digital output. Spring-loaded silicon oil-dampened suspension system. 3-beam laser tracking system. 120 degree mounting capability. Quick disc-to-disc load time is assured by sensing and bypassing empty magazine slots. Key-off eject capability for convenience and safety. Size 3-7/8"H, 10-1/2"W and 6-5/8"D. Sold from -to 1997

MCD4000 6-Disc CD changer transport. 6-pack magazine. Fiber optic digital output. 3-beam laser tracking system. Spring-loaded silicon oil-dampened suspension system. 120 degree mounting capability. Quick disc-to-disc load time is assured by sensing and bypassing empty magazine slots. Key-off eject capability for convenience and safety. Size 2-3/4"H, 11-3/4"W and 7-7/8"D. Sold from-. Last retail price $1000.00

MDA4000 2-Channel D/A converter. Dual 20-bit D/A converters assure high level of performance. 8-times oversampling digital filter minimizes distortion and noise. Independent 2-channel fiber-optic digital inputs for CD transport and CD changer transport. High voltage DC power supply for audio circuits assures high level of performance. 2-channel RCA high level outputs. Size 2-1/8"H, 9-1/2"W and 10"D. Sold from

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Speakers and Speaker Systems

MS467 8" subwoofer. LD/HP design. Cast aluminum basket. Butyl rubber surround. Treated paper cone. Black anodized aluminum voice coil former. Ultra high temperature adhesives. Response 35 to 1kHz. Output level 92dB/1w/1m. Power rating 300w. Gold plated terminals. Mounting depth 3", Mounting hole size 7-1/2" dia. Overall grille size 1-1/4"H and 6-5/8" dia. Sold from 1995-. Last retail price $190.00

MS468 10" subwoofer. LD/HP design. Cast aluminum basket. Butyl rubber surround. Treated paper cone. Black anodized aluminum voice coil former. Ultra high temperature adhesives. Response 30 to 1kHz. Output level 93dB/1w/1m. Power rating 350w. Gold plated terminals. Mounting depth 4-13/16", Mounting hole size 9-1/4" dia. Overall grille size 1-1/2"H and 10-7/8" dia. Sold from 1994-. Last retail price $220.00

MS469 12" subwoofer. LD/HP design. Cast aluminum basket. Butyl rubber surround. Treated paper cone. Black anodized aluminum voice coil former. Ultra high temperature adhesives. Response 25 to 1kHz. Output level 94dB/1w/1m. Power rating 400w. Gold plated terminals. Mounting depth 5-1/2", Mounting hole size 11-3/8" dia. Overall grille size 1-1/2"H and 12-15/16" dia. Sold from 1994-. Last retail price $250.00

MSS470 Component 2-way system 5-1/4" woofers with LD/HP design, mineral filled polypropylene cones, and butyl rubber surrounds. High temperature Kapton voice coil formers. Ultra high temperature adhesives. 1" aluminum dome tweeters with magnetic fluid cooling and Neodymium magnets. Enclosed 2-way passive crossover networks. Response 60 to 22kHz. Output level 87dB/1w/1m. Power rating 100w. Woofer mtg depth 2-1/2", Mounting hole size 4-7/8" dia. Overall grille size 5/8"H and 6-5/16" dia. Sold from 1994-. Last retail price $370.00/pr

MSS471 Component 2-way system 6-1/4" woofers with LD/HP design, mineral filled polypropylene cones, and butyl rubber surrounds. High temperature Kapton voice coil formers. Ultra high temperature adhesives. 1" aluminum dome tweeters with magnetic fluid cooling and Neodymium magnets. Enclosed 2-way passive crossover networks. Response 50 to 22kHz. Output level 89dB/1w/1m. Power rating 120w. Woofer mtg depth 2-3/4", Mounting hole size 5-11/16" dia. Overall grille size 5/8"H and 7-3/16" dia. Sold from 1994-. Last retail price $400.00/pr

MSS472 Component 2-way system 6X9" woofers with LD/HP design, mineral filled polypropylene cones, and butyl rubber surrounds. High temperature Kapton voice coil formers. Ultra high temperature adhesives. 1" aluminum dome tweeters with magnetic fluid cooling and Neodymium magnets. Enclosed 2-way passive crossover networks. Response 40 to 22kHz. Output level 89dB/1w/1m. Power rating 120w. Woofer mtg depth 3-1/16", Mounting hole size 6" X 8-3/4". Overall grille size 5/8"H and 6-7/8" X 9-11/16". Sold from 1994-. Last retail price $450.00/pr

MSX485 Coaxial. 2-way system. 5-1/4" woofers with LD/HP design. Poypropylene cones. Rolled rubber surrounds. High temperature TIL voice coil formers. PPTA dome tweeters. Premium two way passive crossovers. Response 60 to 20kHz. Power rating 100w. Mounting depth 2-3/8". Mounting hole size 4-3/4" dia. Overall grill size 1"H and 6-5/16" dia. Sold from

MSX486 Coaxial. 2-way system. 6-1/2" woofers with LD/HP design. Poypropylene cones. Rolled rubber surrounds. High temperature TIL voice coil formers. PPTA dome tweeters. Premium two way passive crossovers. Response 50 to 20kHz. Power rating 120w. Mounting depth 2-3/16". Mounting hole size 5" dia. Overall grill size 1-1/16"H and 6-1/2" dia. Sold from

MSX487 Coaxial. 2-way system. 6 X 9" woofers with LD/HP design. Poypropylene cones. Rolled rubber surrounds. High temperature TIL voice coil formers. PPTA dome tweeters. Premium two way passive crossovers. Response 40 to 20kHz. Power rating 120w. Mounting depth 3". Mounting hole size 6 X 8-7/8". Overall grill size 1-1/16"H and 6-7/8" X 9-3/4". Sold from

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