Vintage Tube Amp

VINTAGE EICO MODEL HF-20 TUBE AMPLIFIER.

VINTAGE EICO MODEL HF-20 TUBE AMPLIFIER.

This is for a vintage Eico model HF-20 mono tube amplifier which uses a pair of 6L6 output tubes. It has various EQ curves for correctly playing various brands of 78 RPM records. It weighs approximately 23 lbs. It has NOT been tested, and will require restoration before use (new capacitors at a minimum). It appears to be complete, and original inside. You will receive the amplifier shown.

Excellent working condition and cosmetically very good plus. The BEAUTIFUL 1957 Eico HF-20 Tube Amplifier is a vintage audio gem that has been carefully restored and serviced. This amplifier, made by EICO in the United States, is a classic piece of audio history perfect for high-fidelity sound enthusiasts. With the option for 4, 8, or 16 Ohm impedance and a power output of 20W, this vacuum tube amplifier delivers a warm and rich sound that is sure to impress any audiophile. Ideal for those looking to add a touch of nostalgia and vintage charm to their audio setup.

Great project for someone who wants to build a vintage mono block system. Has phono input, all works fine.

For Parts or Repair – See Description. Up for sale is a vintage Eico HF-20 20-watt tube amplifier. This unit powers on and passes a tone signal, but it has a noticeable hum and low output, so it will require service. Powers up, but has hum and low output. Many capacitors appear to have been replaced. All tubes are present, including. Two original Eico-branded 6L6 tubes. Knobs and top cover. For parts or repair only. This is a great candidate for restoration or salvage for parts. If you need more pictures or information, please let me know. The item will be securely packed to ensure safe transit.

Vintage Eico HF-20 TUBE AUDIO AMPLIFIER 6L6 G Hammond 290CX Fixed Power Amp 14W gsaudioinc. This item comes in the condition shown in the photos and video. This is in very nice cosmetic condition. The power transformer has been replaced with a current Hammond 290CX. The operation has been change to operate a as fixed power amplifier with no tone input, or attenuation control. We can probably put it back to original operation, but it would be pricey. We always provide accurate descriptions and explanations to the best of our ability. The item in the photographs is the one that you will receive. If the ad has multiple quantities, the picture is representative of a representative item. There may be slight cosmetic differences but no functional differences. Please reach out if you have any questions. We will try to answer them as quickly as possible. We still stand behind everything we sell. The picture is of a representative thing if the ad has multiple quantities. Your item will include contact information and all claims will be resolved quickly and professionally. GS Audio is a small business located in Colorado. We provide a full service electronics repair facility through The Sound Shop in Colorado Springs, with over 40 years of experience repairing and restoring home and professional audio equipment. We are a 2nd chance employer working with ex offenders to reintegrate them back into the work force.

Eico HF-20 Tube Amplifier (2 monoblock included) tested – works but needs replacement of capacitors and some work. Transformers work quietly and do not heat up.

Good overall condition, some areas could be touched up, please see photos for cosmetics. I did clean up the top a bit, was very dusty from sitting – likely for 40+ years. Great project amplifier – service/restore it and tube it… Good guitar conversion project, or pair it with your other HF-20 and make it stereo! VERY HEAVY – will be double boxed and packed right.

Vintage Eico HF-20 Tube Audio Amplifier. Please review all pictures. Powers on – large bulbs light up. If you still have questions please ask. Brand New (listed as “new” or “new other”) – item is in the sealed box or opened box and it has never been used. Pristine (listed as “used”) – item is clean and close to new condition with very minor signs of use and is fully operational. Good (listed as “used”) – item has regular signs of daily use, minor scratches and is overall operational except things I specifically list in the post as issues or not working. Fair (listed as “used”) – item has significant signs of use, major scratches, missing parts, is checked only for basic functionality like: powers on. Item is not fully tested except exactly and only what I write in the post. For Repair of Parts (listed “for parts”) – Item is not tested at all or has issues I was able to find and clearly this is for repair of parts.