Audio Research Ec21

ARCDB

https://www.arcdb.ws/EC21/EC21.html

The Audio Research Database (ARCDB) provides information about past and present products from ARC (Audio Research Corporation) Home. Literature. Museum. Patents. EC-21. Description-Revisions-Details. Tube 2-way electronic crossover. INTRODUCED. 1980. OPTIONS. 216 (6dB capacitor kit): $9. 218 (18dB capacitor kit): $15. ...

Audio Research Crossover Ec-21 - Homaud

https://homaud.com/ec-21

Audio Research Repair service schematics owner manuals on 1 dvd in pdf format Brand New. US Seller. Arc Stereo 70-C3 Super mod Kit-Owners-Manual+schematics+parts list. ca50 schematics+parts list. cd1 early schematics+parts list. cd1 late 3-95 schematics. cd2 schematics+parts list. cd3 schematics+parts list.

Audio Research EC-21 Electronic Crossover

http://www.audioheritage.org/vbulletin/showthread.php?15523-Audio-Research-EC-21-Electronic-Crossover

Audio Research EC-21 Electronic Crossover. Does annyone here have any experience or comments on the EC21 valve electronic crossover. If by some miracle someone had the crossover component values chart I would be grateful for a copy or link. (if feasible). I have tried their website on the EC-21, but the info is not that detailed.

Audio Research EC21 Tube Crossover | Equalizers | Audiogon

https://www.audiogon.com/listings/audio-research-ec21-tube-crossover

Audio Research EC21 for sale. ARC EC21 tube Crossover SN# 71112008 in excellent condition. Original German 12AX7 tubes. Crossover set from factory at 400HZ according to the back panel but it checked at 2000HZ. No documentation....

TWO Audio Research SDA1 4 CHANNEL SE - EC21

https://www.ec21.com/product-details/TWO-Audio-Research-SDA1-4--7184224.html

TWO Audio Research SDA1 4 CHANNEL SE(id:7184224). View product details of TWO Audio Research SDA1 4 CHANNEL SE from Perisik Amplifier Ltd manufacturer in EC21

AUDIO-RESEARCH EC-21 CROSSOVER SCH Service Manual …

https://elektrotanya.com/audio-research_ec-21_crossover_sch.pdf/download.html

EC-21 EC21 CROSSOVER EC 21 AUDIO RESEARCH; If you have any question about repairing write your question to the Message board. For this no need registration. Please take a look at the below related repair forum topics. May be help you to repair.

AUDIO RESEARCH EC-21 ELECTRONIC CROSSOVER | Tweaks | …

https://www.audiogon.com/listings/audio-research-ec-21-electronic-crossover

AUDIO RESEARCH EC-21 ELECTRONIC CROSSOVER [Expired] For Sale is a AUDIO RESEARCH Model EC-21 Two Way Vacuum Tube Electronic Crossover. Serial # 20412005 Item is in very good condition and operates as it should. A very interesting and useful audio item. Great for use with single ended amplifiers and high efficient speakers.

ARCDB

https://www.arcdb.ws/model/EC21

The Audio Research Database - ARCDB - is a tribute to Audio Research Corporation (ARC) for their tremendous contributions to the world of high end audio.

Audio Research Tube Electronic Crossover EC21 ...

https://kansascity.craigslist.org/ele/d/overland-park-audio-research-tube/7418976584.html

Audio Research Tube Electronic Crossover EC21 - $300 (Overland Park) Audio Research Tube Electronic Crossover EC21. -. $300. (Overland Park) Rare Audio Research vacuum tube electronic crossover. This is a two way crossover in great condition. High pass section, fixed, 0dB. Low pass section rear panel adjustable +9dB.

Audio Research – High-end audio equipment

https://audioresearch.com/