Manual Library / Eico. Eico HF-20. Mono Integrated Amplifier (1958-63) add a review

Eico HF-20 monos done over right. As usual, Jim guts the old caps and resistors and deploys his awesome self-balancing circuit. Old OPTs kept (of course) and uprated new PTs installed on each.

The EICO Model 20 Is the result of a program aimed at bringing together, in one integrated unit, the finest pre­-amplifier control, and power amplifier circuitry in a single chassis. The Model 20 consists of a high quality preamp-equalizer and control section plus a 20 watt Ultra-Linear Williamson-type power amplifier. Here’s the deal.

Eico - HF20 Schematics Author: Vintage Vacuum Audio Subject: Eico - HF20 Schematics - Vintage Vacuum Audio Keywords: Eico; HF20; Schematics; Vintage; Vacuum; Audio Created Date: 10/20/2012 11:48:18 PM ...

Up for sale we have 2 1950's Eico HF-20 20 watt mono integrated tube amplifiers that are both tested, working and being sold as a pair to be run stereo if desired. Produced in NY in the 50's. To our knowledge these are both all original minus possibly a few of the tubes.

Audio Amplifier HF-20 Ampl/Mixer EICO Electronic Instrument Co.Inc. Brooklyn, build 1959 ?, 17 pictures, 6 schematics, 7 tubes, United States of America

View and Download Eico HF-20 instruction manual online. High Fidelity. HF-20 amplifier pdf manual download.

2015年9月12日 · I have a pair of hf12s mono intg amps 6bq5 but dont know anything about the hf20. like the sound of the 12 very much tho . got any pics?

Both amplifier has a original power tube from Eico and driver tube are mix Eico and mullard, Will Ship two separate boxe, safe and secure. Specifications. Power output: 20 watts into 8Ω (mono) Frequency response: 13Hz to 35kHz. Total harmonic distortion: 1%. Valve complement: 2 x ECC83, 2 x ECC82, 2 x 6L6GB, 1 x 5U4GB. Dimensions: 8.5 x 15 x ...

2023年8月15日 · Up for grabs this 1960's integrated amp from Eico, model HF-20. Mono power of 20 watts from 2 6L6 in push-pull configuration. Works flawlessly, mild wear on chassis but nice condition overal. The output tubes are the 5932, the industrial equivalent to the 6L6GT but slightly more powerful and less prone to microphonics.