We have collected the most relevant information on Audio Research Ec 21. Open the URLs, which are collected below, and you will find all the info you are interested in.
ARCDB
https://www.arcdb.ws/EC21/EC21.html
ec-21 The Audio Research Database - ARCDB - is a tribute to Audio Research Corporation (ARC) for their tremendous contributions to the world of high end audio. About
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 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 EC-21 ELECTRONIC CROSSOVER | Tweaks | …
https://www.audiogon.com/listings/audio-research-ec-21-electronic-crossover
Average Research Pricing 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.
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 ec-21 For Sale - US Audio Mart
https://www.usaudiomart.com/details/649581389-audio-research-ec-21/
this is a audio research ec-21 tube crossover i purchased from ebay and never used, so i dont know the complete history on this unit except it is set up for magnepan 3.6 speakers. lights up and tubes light up but i have not used it. i have a capacitor chart for other frequencies for other types of speakers. i offer same day actual shipping on this unit. having …
Audio Research EC-21, 2 way X-over for sale.
https://audioscope.net/audio-research-ec21-p-2190.html
Audio Research EC-21, electronic 2 way X-over with tube technology. Equiped with 3 Audio Research tagged TELEFUNKEN ECC83 original tubes. Excellent for Magnepan Speakers. BITTE BEACHTEN SIE - Sie befinden sich in der Galerie.Alle Artikel, die mit dem Preis 0,00 Euro gekennzeichnet sind, wurden bereits verkauft.
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/OVP/Excellent …
https://www.ebay.com/itm/273807578390
Verkaufe 1 Audio Research EC-21 Frequenzweiche / Exzellenter Zustand / OVP;. Gerät stammt aus einem tierlosen Nichtraucherhaushalt und wurde pfleglich behandelt;.
Audio Research – High-end audio equipment
https://audioresearch.com/
Audio Research continues its dedication to unparalleled musical expression and crafting components of the highest quality and lasting value for its customers. Our long-term dedication to service is peerless in this industry (Audio Research, with few exceptions, can repair anything ever produced during its entire history).
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