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Very gently used Adcom GFP-815 in excellent condition a non-smoking environment bought brand new directly from Adcom here in Scottsdale in 2019.GFP-815 Stereo Pre-amplifierADCOM's GFP-815 Stereo Preamplifier is loaded with features:Seven analog source inputs include MM/MC Phono & MP3 (front & rear)Phono GroundBass & Treble Tone ControlsHeadphone Jack (3.5mm)12V triggerRS232 ControlExternal IR inputMain and Record outputsRemote Control with source selection120-230VAC, 50-60HzTwo channel audio is better than ever! The new GFP-815 supports a broad audio spectrum from 10Hz to 100kHz for high level sources and 20Hz to 80kHz for phono input. The GFP-815 is designed to capture all the fidelity that high resolution audio has to offer, with precision broadband components and an ultra low noise floor. This new ADCOM preamp hasn’t forgotten about your legacy or new components and provides you with support for source products ranging from turntables to MP3 players. Pair the GFP-815 with an ADCOM power amp and rediscover the magic of two channel audio
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ADCOM emerged in the 1970s as a family-owned American audio venture founded by audiophile Newt Channin, initially focusing on exceptionally musical moving-coil phono cartridges that set it apart from typical entrants. The brand quickly pivoted to electronics with the groundbreaking GFA-1 power amplifier in 1979, delivering 200 watts per channel and robust current for demanding speakers, propelling ADCOM into prominence during the high-fidelity boom of the 1980s and 1990s.
The company built its legacy on high-performance amplifiers, including the Nelson Pass-designed GFA-555 that garnered worldwide acclaim, alongside AV tuners, preamps, and multichannel power amps like the GFA-6000 tailored for home theater. While early roots lay in phono gear, ADCOM specialized in electronics offering superior sound quality without extravagant pricing, eschewing speakers, headphones, or extensive cabling lines.
Positioned firmly in the mid-fi realm, ADCOM defined accessible high-end audio for discerning buyers, blending value and performance that rivaled pricier competitors. After challenges and ownership shifts—including a Thai firm and a faltering 2010 relaunch—the brand staged a robust comeback in 2024 under J&B Distribution, reviving classics like the GFA-555ms alongside modern integrated amps and preamps, reclaiming its spot among savvy audiophiles seeking reliable, soul-stirring sound.
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