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Eico - Wikipedia


EICO was a manufacturer of electronics kits located in New York City, New York, United States. ... The model EICO HF-81 integrated tube amplifier is just one of several highly regarded products manu...

EICO HF-81 Review: recommended components online - Earthlink


EICO HF-81: Vintage Route Shocked... I guess that was the word that best described my reaction upon first powering up this old beast in my system... By Kelly ...

EICO HF-81 integrated amplifier | Stereophile.com


Jul 2, 2006 ... If you spotted an EICO HF-81 at the local Goodwill, you'd think nothing of this plain-Jane integrated amplifier in its nondescript gray case.

Eico HF: Vintage Audio & Video | eBay


Early EICO HF-81 stereo tube amplifier in nice condition. The tubes in this are a mix of Zenith and Fisher labeled ECC83, with 2 RCA & 2 Mullard power tubes ...

Eico HF-81 - Manual - Stereo Integrated Tube Amplifier - HiFi Engine


The EICO Model HF-81 is a complete high fidelity stereophonic control center and a pair of 14 watt amplifiers; all on one chassis. With it you can select pre ...

Eico HF 81 Owner's Manual & Schematics - Vintage Vacuum Audio


TheEICO Model HF-81 is a complete high fidelity stereo- phonic control center ... EICO "low silhouette" construction employing hori- zontal chassis for proper ...

Eico HF-81 Amplifiers reviews - Audioreview.com


A major confession is that I repaced the original Mullard tubes in the HF 81. ... Zen amp and McIntosh MC-240 didn't sound any nearly good as Eico HF-81.

www.ask.com/youtube?q=Eico HF 81&v=JbwQwm8R970
Jul 19, 2013 ... Tubes: 4 x Mullard 12AX7, 2 X Mullard 12AU7, 2 X Amperex 6CA4, 4 X Mullard EL84.
www.ask.com/youtube?q=Eico HF 81&v=coZMtfeYnjw
May 31, 2015 ... All resistors Takman.El84 Tubes Valvo. Top,front,back body 2MM copper sheet. Front panel 1mm brass. Knobs wenge wood.

Eico HF-81 modification opinion - diyAudio


Hi! I'm very new to the forum... in fact every forum... so please don't be to severe. I just bought (for peanuts) an HF-81. It's my first tube amp.