The amplifier combines basically conventional circuit design with a number of unusual operating details that set it apart from other highpower amplifiers. Mar 29, 2016 adcom s expertise brings numerous innovations to market and offers premierquality services to all of our current and future customers in the world of high performance audio, adcom has done the impossible. Power amplifier customs services and international tracking provided adcom gfa2535 4 channel power amplifier selling one unit only. Adcom audio amplifier and preamplifier repair services we service and repair adcom products many years and have good knowledge and big experience on all adcom product line starting from adcom gfa1a amplifier gfp1 preamp up to adcom gfr700hd gtp870hd receivers. Adcom components have won over 25 product of the year and special recognition citations from audio video international, 3 diapason dor awards, 7 consumer electronics show design and engineering awards, and have appeared on stereophiles recommended components lists over 70 times since 1988. Page 1 page 2 safety information page 3 page 4 unpacking page 5 connection page 6 rightleft stereo speaker outputs page 7 page 8 stereobridged mono inputoutput page 9 dc rail fuses page 10 ac line cord page 11 ac onoff switch page 12 instantaneous distortion alert leds. In 2008 emerson radio acquired controlling interest in adcom and later divested itself of that interest. Nelson pass born june 27, 1951 is a designer of audio amplifiers. Adcom gfa565 monoblock power amplifier audio upgrading of the adcom gfa565 monoblock power amplifier is available. Adcom audio amplifier and preamplifier repair services. Adcom manuals, schematics and brochures hifi manuals.
As the first speaker to bear the familiar red logo, from a relatively recent licensee of the venerable old brand, it has no common heritage with the fine power amplifiers and preamplifiers on which the original company built its name in the 80s and 90s, except for its dominant colorblack. Coupled with my adcom preamp and dalquist dq20 front channel speakers, they put out flawless music. Adcom home audio amplifiers and preamps for sale in. Introduced in 1994, the gtp600 featured dolby pro logic decoding, integrated. It had a smooth, open, warm, and very natural sound in my system. Its a great time to upgrade your home theater system with the largest. Adcoms innovative circuit design and strong benefit story literally created a. I will cop to being an adcom fan, and think they compare very favorably with brystons. This turned out to be the just right solution for me. I was minding my own business, visiting my kind of music in toronto to see the owner, john costanzo, and pick up some replacement brushrollers and detergent for my saidi audio.
The original adcom gfa555 stereo power amplifier hit the market in 1985. The gfa555 was designed by the legendary nelson pass interview, chat room, whose amplifiers today sell new. After following up with the gfa1a, gfa2, gfp1 preamplifier, and gft1 tuner, adcom firmly established itself as a highend audio superpower with the gfa555, designed by nelson pass. What they do have is a knack for earning business not necessarily keeping it. I am reluctant to call any given transistor power amplifier a best buy or breakthrough. Adcom history adcom high performance audio amplifiers. Adcom gfa555 ii ad audio, speaker wire, power led, circuit. Introduced in 1994, the gtp600 featured dolby pro logic decoding, integrated video switching, and a surround processor with mutliple delay settings. Its a great time to upgrade your home theater system with the largest selection at. Books have always been a medium i can relate to, so i knew thats where i wanted to look first. Adcom is one of those companies that just seems to do its own thing and has developed a pretty good business. Great deals on adcom home audio amplifiers and preamps.
From where i stand, the adcom gfa555 is the first sample of this new wave. Adcom high performance audio amplifiers, preamplifiers and. Founded in bologna in 1992 by enrico dal brollo, stefano mariani and marcello guidelli who wished to combine the commercial and technical skills they had gained in professional audio and video equipment. The rca jacks feel cheap but make a good connection. A pioneer of the affordable highend audio genre, adcom brought the. Though i had looked at the companys website earlier this year, and seen signs of renewed lifea few new products, i am disappointed to discover that the noted power amplifier manufacturer. The gfa1 and gfa1a were followed by a new group of matching components. I just get the impression that they are good quality pro audio based amps that provide reliable good service but are not really great sounding. Graced with european flair, this sprawling onestory house plan invokes nostalgia in a. The gfp1s lownoise design won a lot of praise from. Oct 27, 2008 adcom is one of the most historically significant electronics companies in audio history, as they are widely credited with making popular the idea of separating the preamp from the amp. The gfa2 power amp boasted 100 watts per channel and used highspeed output transistors and dual power supplies. Adcom home audio amplifiers and preamps for sale in stock ebay. I have nothing but good to say about sound quality.
But they do still offer a stereo pre, a stereo preamptuner, four stereo amplifiers and five multichannel amps. Adcom manufactures a series of drones referred to as yabhon which includes the yabhon hale highaltitude longendurance and yabhon male mediumaltitude longendurance. The adcom gfa555 power amplifier is somewhat unusual in being an affordably priced product that has also received wide acceptance from the highend section of the audio fraternity. We service and repair adcom products many years and have good knowledge and big experience on all adcom product line starting from adcom. Adcoms expertise brings numerous innovations to market and offers premierquality services to all of our current and future customers. Pass is vocal that listening tests remain valuable and that electrical measurements alone do not fully characterize the sound of an amplifier.
Deciding to make one last effort, i tried history audiobooks. Adcom home audio power amplifiers for sale in stock ebay. Nov 10, 2017 as i was winding up with john having just completed the latest in our very long series of conversations on all things audio, lawrence mitner walked in. Get the best deal for adcom home audio amplifiers and preamps from the largest online selection at. But adcom made the gfa 555 and it is one of the best bang for the buck 2 channel amps out there, even today used. The amplifier receives a small signal and enlarges it.
History channel muhammad the prophet turkce altyaz. Adcom home audio amplifiers and preamps for sale ebay. The biggest collection of adcom manuals and schematics. As the first speaker to bear the familiar red logo, from a relatively recent licensee of the venerable old brand, it has no common heritage with the fine power. We are an awardwinning manufacturer of innovative highend audio and home theater products for both standalone and multizone custom installation. Adcom s gfp 565 pre amp is another great sounding product they made. Im replacing a nad c375bee and ive also had a halo a21 a year ago. Bellevue, wa, february 11, 2020 radiant logistics, inc. Lawrence is the canadian sales rep for adcom and for red leaf marketing that distributes the superb belles audio components in canada. The usa office was moved to arizona from the east coast. Oh, and the 555se sounds better than the gfa 5400 ive got too, though that amp is 19 years old. Adcom history adcom high performance audio amplifiers, pre. Big sky audio, llp when you are serious about sound.
Though i knew this going in, the first thing to beware of with adcom and other highend audio companies is the highly questionable and anticompetitive. Music speaks emotions and to experience those feeling adcom produces uncompromising quality of sound that will speak to your soul. The adcom gfa555 ii is among the worlds greatest audio power amplifiers of all time. About us adcom high performance audio amplifiers, pre. This website is not affiliated with or sponsored by adcom. Enough time for a digital music revolution maybe peaking now. Enough time for the rolling stones to release 11 new records 28 for neil young.
Piano is clear and present, while female voices are pleasant and full range. Page 1 page 2 safety information page 3 page 4 unpacking page 5 connection page 6 rightleft stereo speaker outputs page 7 page 8. But adcom made the gfa 555 and it is one of the best bang for the buck 2 channel amps out there, even. Adcom worldwide is proud to provide specialized services that meet your logistical needs. The elite mod includes all the features of the lx mod. The gfa555 was designed by the legendary nelson pass interview, chat room, whose amplifiers today sell new for five figure price tags. I use this to biamp my center speaker and it does this well. The adcom gfa5802 is a great sounding amp, especially for its asking price. This extremely robust amplifier is capable of operating into a very low. Though i knew this going in, the first thing to beware of with adcom and other highend audio companies is the. Adcom earned worldwide acclaim with the gfa555 a power stereo amplifier designed by nelson pass. Products with such high quality, sophisticated craftsmanship and economical prices are delivered only by adcom. Adcom is still in business, but true, product development has slowed practically to a standstill. Adcom high performance audio amplifiers, preamplifiers and tuners.
Adcom components have won over 25 product of the year and special recognition citations from audio video international, 3 diapason dor awards, 7 consumer electronics show design and engineering. Adcom has been pretty quiet the last several years, so its nice to see they can still put out a great amp. Combining epic history with rich family stories, michael korda chronicles the outbreak of world war ii and the great events that led to dunkirk. I used to think it was ad missions com ittee, but now after putting some thought into it, jm7s speculation actually makes. The brand new adcom 555se and 585se sound great steve. In 1974, he received his bs in physics from the university of.
The company has a rich audiophile history including a product museum like watchmaker. A complete list of home theater brands, audiophile brands. It is so clearly superior to past amplifiers in the low to midpriced rangenot to mention most. As is true of the finest of audio devices, one gets the feeling of listening. Our mission to deliver customized solutions without fail guides our entire approach, giving businesses like yours greater flexibility. Introduced in 1994, the gtp600 featured dolby pro logic decoding, integrated video switching, and a surround processor with multiple delay settings. In general, and this is purely for the two channel adcoms, they have always. Pass is vocal that listening tests remain valuable and that electrical measurements alone do not fully characterize the sound of an. Poor driving conditions 85 ice, sleet or snow 85 daytime use of headlights 85 reduced visibility 85 night driving 86 drowsiness or fatigue 87 distractions 87 gravel road driving 88 winter road driving 89 hills 90 farm equipment on roads 92 pilot vehicles 92 10.
First off adcom gets a bad rap for the company trading hands a lot in recent years. Its largest drone is known as the united 40 and is named in honor of the 40th year of the uae union when the drone was built. The gfa555, introduced in march 1985, was a phenomenally successful. Buy adcom gfa7607 7channel power amplifier with fast shipping and toprated customer service. Does anyone know how good the adcom power amps are wrt classical. Audio history library company listings company name. Adcom high performance audio amplifiers, preamplifiers. Adcom audio equipment models on audiogon, the highend audio community. For a list of authorised retailers please contact the company via their website. I have owned two of these for over 10 years in a surround system. An epic of remarkable originality, alone captures the heroism of world war ii as movingly as any book in recent memory.
It was an adcom milestone that became a classic stepup for budget amplifiers at that time. The alexandria office is a franchise run by an owner and coo who are abusive, and relationally challenged. Jul 19, 2012 though i had looked at the companys website earlier this year, and seen signs of renewed lifea few new products, i am disappointed to discover that the noted power amplifier manufacturer adcom is defunct, and worse yet, that some dealers who still have sealed adcom power amps are scalping. From my talks with designers and other audiophiles, it is clear that the state of the art in power amplifiers is about to change. Adcom s gtp600 audio video tunerpreamp and the matching gfa6000 5channel power amplifier changed that in a hurry.
Founded in bologna in 1992 by enrico dal brollo, stefano mariani and marcello guidelli who wished to combine the commercial and technical skills they had. Adcom is one of the most historically significant electronics companies in audio history, as they are widely credited with making popular the idea of separating the preamp from the amp. Trick, photography book digital photography school advanced tips for tack sharp. In general, and this is purely for the two channel adcoms, they have always made a point of having excellent current capacity, a forgiving nature for some difficult impedances, and really well considered transformers. Buy adcom gtp602 stereo tunerpreamplifier with fast shipping and toprated customer service. Prime members enjoy free twoday delivery and exclusive access to music, movies, tv shows, original audio series, and kindle books.
Enough time for most rock bands to burn out, fade away and then stage a comeback. When the gtp500 tunerpreamplifier appeared in 1986, it was a real breakthrough. From my talks with designers and other audiophiles, it is clear that the state of the art in power amplifiers is about to. Bringing to vivid life the world leaders, generals, and ordinary citizens who. Adcoms gtp600 audiovideo tunerpreamp and the matching gfa6000 5channel power amplifier changed that in a hurry.