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D90B Manual - Audio Research
https://audioresearch.com/wp-content/uploads/2021/06/D90B_Manual.pdf
audio research high 3900 annapolis lane north / plymouth, minnesota 55447-5447 / phone: 763-577-9700 fax 763-577-0323 model d-90b power amplifier
Audio Research D-90 Vintage Stereo Tube Amplifier - Made ...
https://skyfiaudio.com/products/audio-research-d-90-vintage-stereo-tube-amplifier-made-in-the-usa-80-glorious-watts
Options: -. MSRP (US new retail): D-90: $2,195, D-90B: $2,450 (Later increased to $2,695) Power output. 90 watts per cannel minimum continuous (both channels operating) at 16 ohms from 25 Hz to 20 kHz with less than 1% total harmonic distortion. Typically below .01% at 1 watt.
Audio Research D-90B Tube Power Amplifier 1980's ...
https://reverb.com/item/39241228-audio-research-d-90b-tube-power-amplifier-1980-s-silverface
Audio Research D-90B Tube Power Amplifier 1980's SilverfaceFully tested and 100% functional. Overall this unit is in great condition showing minimal wear from use and handling. This has been serviced to function correctly. Some transistors have been replaced, but no caps have been replaced. The w...
Vintage Tube Amp » d-90b
https://myvintagetubeamp.com/tag/d-90b/
Monday, May 24th, 2021. Vintage Audio Research D-90B Tube Power Amplifier Classic AR D-90 Stereo Amp. Vintage Audio Research D-90B Tube Power Amplifier – Classic AR D-90. D-90B: 80 watts per channel minimum continuous (both channels operating) at 16 ohms from 25 Hz to 20 kHz with less than 0.5% total harmonic distortion. 005% at 1 watt.
Audio Research D-90b | Audiogon Bluebook
https://bluebook.audiogon.com/brands/audio-research/products/audio-research-d-90b
Audio Research D-90b pricing information. on Audiogon, the High-end Audio Community. Audiogon. The world's largest high-end audio community. Forum. The conversation begins and ends here. Virtual Systems. Let the world see what you've built. Merch. Rep the community and hobby you love so much.
Audio Research D-90 - Audiogon Discussion Forum
https://forum.audiogon.com/discussions/audio-research-d-90
Audio Research D-90. Hi, ... Also the print out i have from the web sight shows pic's of the D-90 and D90b. The D-90b has 8 cans,where the D-90 has 9 can caps.My amp has 9 also. The face plate states it is a D-90. There is no (R) after so it could be someone down the line put the cheeper tubes in. This I don't know,but would like to find out.
ARCDB
https://www.arcdb.ws/D90/D90.html
The Audio Research Database (ARCDB) provides information about past and present products from ARC (Audio Research Corporation) ... Less than .5% at 1 dB below rated output (100V p to p, 16 ohms) (SMPTE method). D-90B: Intermodulation distortion: Less than .3% at 1 dB below rated output (100V p to p, 16 ohms) (SMPTE method) Slew rate. D-90: 20 V ...
Audio Research D-90B | Tube | Audiogon
https://www.audiogon.com/listings/tube-audio-research-d-90b-2013-12-14-amplifiers-12590
Audio Research D-90B for sale. Do you want a great ARC amp that has sufficient power to drive almost any speaker? ... Back in 1980 I bought an Audio Research D-90. Little did I know it was the Rev C. I used that amp to drive Acoustat 2+2's in a medium size living room in my flat with great success paired with an SP-6C1 preamp. Luckily the walls ...
Audio Research D-90B Great Northern Sound modded-pics look--
https://www.audiocircle.com/index.php?topic=53033.0
Audio Research D-90B Great Northern Sound modded-pics look-- 0 Members and 1 Guest are viewing this topic. Read 6555 times. DZetye. Full Member; Posts: 459 » Gallery; Audio Research D-90B Great Northern Sound modded-pics look--« on: 1 Apr 2008, 10:45 pm ...
Audio Research D-90b with upgraded tubes made in England ...
https://www.audiogon.com/listings/lisac195-audio-research-d-90b-power-amplifier-upgraded-tubes-tube
Audio Research D-90b for sale. The D90b is the last and best of the D-90's and was most often paired with an SP-6 -series preamp, which featured built-in power switching for many D-series amps of that era. Hence the D-90's lack ...
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