We have collected the most relevant information on Audio Research Ec-21 Tube Crossover. Open the URLs, which are collected below, and you will find all the info you are interested in.
Audio Research Crossover Ec-21 - Homaud
( Brand: AUDIO RESEARCH CORPORATION ), ( model : EC-21 ), ( Country/Region of Manufacture: USA ), ( Bundle Listing: No ) Review (mpn: EC-21 for sale) EC-21 AUDIO RESEARCH ElECtronic Tube Crossover CORPORATION. Don't feel bad if it doesn't sell. Used with a pair of Mignon tympani 1c's, the EC-21 is extremely flexible and can be easily re-configured.
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....
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/EC21/EC21.html
The Audio Research Database (ARCDB) provides information about past and present products from ARC (Audio Research Corporation) ... 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. MSRP (US NEW RETAIL) $550 ...
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.
Vintage Audio Research AR EC-21 tube 12AX7 stereo ...
https://www.ebay.com/itm/234177276064
Price: US $550.00. No Interest if paid in full in 6 mo on $99+. Opens in a new window or tab. *. No Interest if paid in full in 6 months on $99+. Buy It Now. Vintage Audio Research AR EC-21 tube 12AX7 stereo Electronic Crossover. Sign in to check out.
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