Jul 02, 2014 mcintosh mc2300, mcintosh c39,arcam cd37,wharfedale e70. Siliconplanar transistors were selected because of their high thermal stability, low leakage, low noise, and superior. To open downloaded files you need acrobat reader or similar pdf reader program. Discussion in audio hardware started by erikullvin. Mcintosh mc2505 the solid state amplifier that change the world as any vinyl enthusiast will agree, the pure audio enjoyment of this hobby will only go as far as the limitations of your system. I have to replace the transistors in a mc2300 driver boards. Input the 400hz audio signals,used fluke 8025b digital multimeter ac the mv file measurement, input signals. Mcintosh mc 2300 300 watt per channel amplifier for sale on ebay by username jimjam041 or in ebay store jimjamsvintagemusic. Company in washington state service audio video home electronics.
A very clean pair of mc 2300 stereo power amplifiers that need no introduction. We sell parts and components for mcintosh hifi audio equipment. Does anybody know the 2n number on the transistors used and the opamp comparator number that is used on theses two boards thanks don aka hifidoctor p. New power supply filter new bias supply and adjust new capacitors in signal path check all resistors full check out for power and distortion mx110 and mc225 full power supply and audio upgrades. The use of 10 complementary connected output transistors per channel, allows not only full power output into normal loads, but extra high current output to drive uneven speaker loads. Free mcintosh diagrams, schematics, service manuals. Mcintosh the compendium vintagemacs mcintosh compendium has moved. Some speaker designs have impedance characteristics that may dip to as low as 1. Mcintosh labs first foray back into tubeamp production was the reissue of the mc275 power amplifier, in 1995.
C22 preamplifier complete user manual analog metric. Section printed circuit board 044331 fan q6 top q2 middle q 128 bottom fan q124 top q 120 middle q 1 1 6 aottom. Discussion in mcintosh audio started by whabamp, nov 28, 2014. Technical description the new mclntosh ma230 combines, for the first time, a mclntosh engineered stereo solid state preamplifier and tube power amplifier on the same chassis.
There are also frequently asked questions, a product rating and feedback from users to enable you to optimally use your product. Device owners manual service manual brochure catalog miscellaneous pictures device. May 14, 2001 i was talking with larry fish, mcintosh laboratorys vice president of product planning. Audio classics buys and sells the finest in home audiovideo equipment. Mc2300 power amplifier 9 ftj m c 230 0 o p r e raige service information starting with serial no. To purchase mc2200 spares or accessories, please contact the company via their website or visit an authorised retailer. Manual mcintosh mc2205 amplifier manuals manuall uk. We sell parts and components for tv and vintage audio gears. I think that these boards are the same as many mc amps i know that the drivers q112114 are 2n5320 and 2n5322 but what are the q108q110 and q102q104 do someone has an idea about the original parts numbers or replacement parts numbers that have the same characteristics as original parts. Free mcintosh misc diagrams, schematics, service manuals. Find great deals on ebay for mcintosh amplifier and mcintosh preamplifier. Below you can view and download the pdf manual for free.
Mcintosh mc2300 becomes unstable at 120 volts page 2. Newer and better power transistors rebuilt driver boards better power caps every circuit checked and newerbetter parts installed, including resistors, connectors and the use of shielded wiring where necessary too many to list. View and download mcintosh c2300 owners manual online. I am trying to repair a mcintosh mc 2205 power ampi have narrowed it down to the power supply or meter pcbs behind the power metersdoes anybody know the 2n number on the transistors used and the opamp comparator number that is used on theses two boards thanks don aka hifidoctor p. This website is not affiliated with or sponsored by mcintosh.
The mc2300 is a solidstate power amplifier which was built by the american highend audio company mcintosh, and sold between the years 1971 and 1980. Mcintosh mc2300,mcintosh c39,arcam cd37,wharfedale e70. To purchase mc2300 spares or accessories, please contact the company via their website or visit an. To purchase mc2300 spares or accessories, please contact the company via their website or visit an authorised retailer. Discussion in audio hardware started by sput, jun 30, 2007. Transistor crossreference chart showing stereo receiver amplifier models that use the same output transistors. It has been serviced by syd beaumont at ideal innovationstire kickers stay away.
Jun 30, 2007 the macintosh design using transformers isnt antediluvian i. Corderman joined mcintosh and was placed in charge of engineering, research and development. Mcintosh mc30 rebuild first installment turret boards. It can be utilized either as a 300wattperchannel stereo amp, or a 600watt monoblock, and was rated by its manufacturer as being able to produce this amount of power continuously, with very. Unfollow mcintosh amplifier to stop getting updates on your ebay feed. Used mcintosh mc2300 stereo power amplifiers for sale. Unfollow mcintosh mc2300 to stop getting updates on your ebay feed. Offering products for twochannel stereo sound systems and multichannel home theaters with surround sound, mcintosh continues to define the ultimate home audio entertainment experience for discriminating listeners around the world. Mcintosh diagrams, schematics and service manuals download for free. Mcintosh mc2505 the solid state amplifier that change the world. Mcintosh transistor pair 2070 motorola mc2300, etc. Im using a mcintosh c33 with my mc2300 and it sounds great.
Mcintosh mc2505 2x50wrms audio pa sm service manual. Output transistor stereo receiver amplifier crossreference chart transistor crossreference chart showing stereo receiver amplifier models that use the same original oem output transistors semiconductors. It can be utilized either as a 300wattperchannel stereo amp, or a 600watt monoblock, and was rated by its manufacturer as being able to produce this amount of power continuously, with very little less than 0. I had them for sale on the website here and i could of sold 4 pair since then. Mr71 audio path upgrade using solen, pheonix, and iec capacitors, included in this upgrade is a full rf, if, and demultiplex alignment. One unit took me about 2 years but well worth the money and time. Mcintosh owners manual power amplifier mc205 20 pages amplifier mcintosh mc275 owners manual 12 pages amplifier mcintosh mc275 service manual.
Mcintosh mc2205 sm service manual download, schematics. Output transistors used such units as biamp, marantz, mitsubishi, nad, onkyo, pioneer, rotel, sansui, technics, yamaha and others. Service manuals, schematics, eproms for electrical technicians. Mcintosh mc2300 manual solid state stereo power amplifier. We service and repair tv,s, monitors, audio amplifiers, modern and vintage, brands mcintosh, yamaha, kenwood, onkyo, krell, marantz,mark levinson, pioneer, luxman,panasonic, sony, and other. Very good pair of mcintosh mc 2300 stereo amplifiers 3500. They have been completely rebuiltrefurbished by the legendary syd beaumont of ideal. If what i have posted is doubted then please by all means check the facts. One very good 300wattch mcintosh mc 2300 power amplifier.
Mcintosh misc diagrams, schematics and service manuals download for free. Page 3 introduction the circuit design is with referenced to the classical mcintosh c22 preamplifier. One amp was missing the meter driver board and one output driver board, the other amp was missing both driver boards. Im currently working on the complete rebuild of a trashed mc2300 i found in wrecked condition. Mcintosh mc2200 manual stereo power amplifier hifi. Use hifi shark to monitor pricing and global availability. Mcintosh mc2300 stereo power amplifier for sale canuck. All mcintosh power amplifiers use bipolar transistors in the same configuration they always have since they left quasicomp behind for comp symmand very surely you can explain what that means for us, yes. If you read any of their sales literature or even talk to their engineers, they design a different circuit topology, feeling that the transformer keeps a constant impedance on the output stage of the amplifier, rather than depending on speaker load.
Repair and upgrade examples mcintosh home audio for sale. Mcintosh mc2200 manual stereo power amplifier hifi engine. I have a mc2300 in for service with a bad driverboard and need help locating suitable replacements for an pnp npn pair. Jun 22, 2014 mcintosh mc 2300 300 watt per channel amplifier for sale on ebay by username jimjam041 or in ebay store jimjamsvintagemusic. The challenge is always there, for anyone, anytime, my comments on the c41 and c42 are based on my personal experiences. C22 vacuum tube preamplifier complete user manual analog metric. This is the first installment of the mcintosh mc30 rebuild. If you could find one in sweden, or have one shipped, thats within your budget, i think you would. View and download mcintosh mc2300 service manual online. Your bid one driver board driver board for mcintosh marantz denon diy audio power output meter. The mclntosh mc 2300 is a high quality, extremely high power, solid state stereo amplifier.
Mcintosh mc2300 driver boards transistors diyaudio. Mcintosh mc30 rebuild first installment turret boards for. Help me pick a preamp for mcintosh mc 2300 steve hoffman. Mcintosh was on the second floor of the old downtown building. Thank you ps, this photo is from a previous auction, but. I was talking with larry fish, mcintosh laboratorys vice president of product planning. Discussion in audio hardware started by erikullvin, may 23, 2014. One of the pioneers of audio electronics, mcintosh laboratory got started with an idea. While everyone has varying opinions on what is the most integral link in the audio chain. Founded in 1949, mcintosh is known for offering distinguished home audio systems that deliver the ultimate experience in music and film. This is a pair of 2070 fully tested, working date code 1979. The mclntosh mc 2300 solid state stereo power amplifier.
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