We have collected the most relevant information on Audio Research Crossover Ec21. Open the URLs, which are collected below, and you will find all the info you are interested in.
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
Research Pricing 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. You can get it from ARC for under $15.00 to set your own frequency and slope.
Audio Research Crossover Ec-21 - Homaud
MODEL # EC-21 Made By Audio Research Corporation.
AUDIO RESEARCH EC-21 ELECTRONIC CROSSOVER | Tweaks | …
https://www.audiogon.com/listings/audio-research-ec-21-electronic-crossover
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. Uses three ECC83/12AX7 vacuum tubes.
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) The Audio Research Database (ARCDB) provides information about past and present products from ARC (Audio Research Corporation) ... Tube 2-way electronic crossover. INTRODUCED. 1980. OPTIONS. 216 (6dB capacitor kit): $9 ...
Audio Research EC-21 Electronic Crossover - 250 Hz ...
https://www.ebay.com/itm/334202102652
History:Single Loving Audiophile Owner / Non Smoker. Here is an Audio Research EC-21 electronic crossover. It is being SOLD AS-IS. The unit powers on and the high output works but the low output passes the signal but has a hum in the background.
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.
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