The Adcom GFA was designed for Adcom by Nelson Pass leveraging the International Rectifier HexFet T03 output devices. Nelson Pass designed these. I am considering changing(up grading)to Adcom GFA amp and GFP pre. I currently am using a Parasound HCAa and. ADCOM GFA – Power amplifier overview and full product specs on CNET.

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Most relevant reviews See all 6 reviews. Here are the input boards, which contain the RCA and XLR input connectors, along with the circuitry for the first stage of the amp. Very happy with this product. This top-of-the-line watt amp rivals the mighty Krell which I also own in its clean power and transparent sound.

You will find that this Adcom GFA amplifier runs very warm even at idle. A new version of HDMI is coming, and there are some big changes — including support for resolutions up to 10K as well as a new cable. These amps use MosFet output devices and three vs. Show less Show more.

Adcom GFA-5802 2 Channel Power Amplifier

Hooked to my subwoofer, it was utterly unconcerned with the large current demands, and delivered tight, effortless bass as a matter-of-fact. Headphones by Steve Guttenberg 9 days ago. Headphones by Steve Guttenberg 2 days ago. The amp was highly reviewed by most audio magazines and I’ve owned 2 for many years along with other quality amplifiers.


One of the best kept secrets in audio. The king of the budget sound bars The king of gf-5802 budget sound bars by Ty Pendlebury.

Some notes about restoring a GFA-5802

The lowest-priced item that has been used or worn previously. We delete comments that violate our policyadvom we encourage you to read. I measured WPC with both channels driven into 8 ohms, just before clipping. Adcom uses hex screws and they can gfa-58002 difficult to break loose. The soundstage is very deep and the amplifier produces and very neutral, transparent sound.

Lowered distortion means smoother, richer sound, and watts of power per channel creates a symphony of sound whether you play your favorite songs or turn on a movie.

Two of these mosfets had actually lost some gain, possibly due to heat stress, so I replaced them. Minimalist in circuit design, with only three gain stages, but maximalist in execution. These arcom hold up much better.

Etymotic ER3, the Audiophiliac affordable headphone of the year The Etymotic ER3 is a bona-fide audiophile headphone, with a very attainable price. Avcom Input Channel Qty. Ratings and Reviews Write a review. This amplifier is for audiophiles, clean crisp power, very detailed. The service manual will also tell you how to adjust the DC offset. Be careful as they are easy to strip.


Slick, sleek, and stylish, the device looks right at home in your media room. Leave a Reply Cancel reply. This Adcom does not need a complete restoration at this point but use some deoxit on the rear connectors while you have the amp accessible.

Adcom GFA Stereo Power Amplifier –

It would be ironic to use fancy, expensive RCA cables, when there is this weedy little push-pin connector on the inside. Its a well built amp.

Its a nice unit with lots of power. Previous Post Sneak preview: Good value for money Loved it all the way. Spotify, Apple Music and more, compared by Ty Pendlebury.

Bluetooth Audio Amplifier, 2-Ch. Online by Marrian Zhou 4 days ago. Nice quality fiberglass through-holes. You may also like.

Audio by Steve Guttenberg 9 days ago.