Adcom gfa 2 review. They compliment but, yet sound identical to my 2 Denon POA-2400A's. Adcom GFA-7000 Amplifiers. It is what it is. joser9616. Available in 2-channel configurations, this new amplifiers feature more robust and efficient power and heavy-duty reliability. Denon DVD5000 3. One thing that I do know is that its a great value on the used market. 00. I also listen to a lot of classical music. 4 out of 5 - 36 reviews - audioreview. This is an Adcom GFA-2 stereo amplifier in great sounding and working order. have not come across any problems. ·· 200 Watts continuous average power into 8 ohms at any frequency between 20Hz and 20kHz with both channels driven at less than 0. It has been probably two months since I have really had a chance to sit down and play some music Unusual is true DC-coupling. 2 ES and $2999 Benchmark AHB2 amplifiers far outperform the Adcom in the bass, being much more resolved and linear into the Adcom GFA-5800 Amplifiers. Much the same as the GFA-5400 is the cousin to the GFA-545 & the GFA-5200 is the cousin to the GFA-535. Easy on the ears, transparent. Adcom GFA-555 Amplifiers. John Atkinson wrote about the Adcom GFA-555 Mk. Adcom GFA-535(first version) Incredible performance and power/price, very detailed, very warm sound, it has more power than 60/channel; I'm using it with: Adcom GTP-400 tuner/preamp, Burson Audio Swing DAC/preamp with discrete op amps Burson Audio Vivid V6, Wharfedale Diamond 225 speakers, Belden 9497 spakers cables and Belden 1694A coaxial cables A definite advantage of the Adcom is the dual stereo outputs. Price: black finish, $750; white finish, $800; optional cooling fan, $100 Apr 5, 1995 · The GFA-555 does everything well, and most things exceptionally well. Add to cart. Mar 24, 2013 · Audio Enthusiast. As a midrange amp or with the proper speakers the Adcom is both a powerful and detailed amplifier. So, all in all, the little Adcom GFP-555 does a fine job musically, and it's quiet, runs cool, and is reliable. Jan 16, 2020 · Adcom GFA-555se Stereo Power Amplifier Review. 200 watts into 8 ohm per channel. At a real 200 Watts per channel (continuously into 8 ohms, (300 watts into 4 ohms) at rated bandwidth/distortion, the 7700s easily deliver all the I hooked up more expensive Dynaudio speakers and the performance rose up to a whole new level. 00; Recent Posts Adcom GFA-5800 Amplifiers. Adcom GFA-5800 Amplifiers. Jun 10, 2018 · Factory recommended bias is 7 mV for the GFA-535 II. I use a pair of these to bi amp B&W 803s. The classic award winning amplifier design of the original GFA-555mkII has been reborn. 00; BFA-555 MK1 Input Board for Adcom GFA-555 MK1 $ 80. The Mac, in it's defense, does sound warmer but also a little fuzzier, but, as I said, is really in need of an electronic checkup. May 19, 2024 · A pure class A/B power unit, driven in parallel to deliver 450 watts/channel into 8 ohms with impeccable quality. Except there stereo ones. com Mar 14, 2008 · Pre-amp: Y-cables splitting right and left outputs (RCA). 00 – $ 380. I decided to go without a tuner and buy the GFP-715. OVERALL. Description: Two-channel, solid-state amplifier. sounds lush at low volume (around 8-9 o''clock) and harsh at around 1-2. The AdCom GFA-7705 200 x 5 Channel Home Theater Amplifier multi-channel amplifier was designed to meet the performance requirements of the new DVD Audio and SACD high-resolution audio formats. Very uniformed and killer system. 0 Mar 18, 2016 · BFA-555 Smart Soft-Start Power Supply for the Adcom GFA-555 $ 220. Price: black finish, $750; white finish, $800; optional cooling fan, $100 Adcom GFA-5500 | Full Specifications: Konnektivitätstechnologie: Verdrahtet, Farbe des Produkts: Schwarz, Stromverbrauch (typisch): 1440, Audioausgangskanäle: 2. It sounded very good, not at all harsh but a bit dark; not quite as transparent perhaps as amps I've owned since -- as it seems to me (subjective). 18% THD. I have several Adcom GFA 555's and I must say I enjoy them alot. The top end is also a lot cleaner, and more extended. There is no hint of hardness, and none of the loss of inner detail common to transistor amplifiers. ·250 watts continuous average power into 8 ohms at any frequency between 20 Hz and 20kHz with both channels driven at less than 0. II in October 1990 (Vol. Jeff Wong, Nov 19, 2006. I spent the first full night with my new amp, an Adcom GFA-5800. When my right channel stopped working on my Adcom GTP-400, I sent it to a place for repair. Picked up the Adcom GFA-535 at the local thrift today. Never goes out control. This calculates out to 22. It is a well built, dependable home theater amp. The midrange and highs are very tube like but with bass that no tube amps can match. ) Conservatively rated at 60WPC, with a high-current power supply, it was a lot of amp for the money. 4. Nov 24, 2017 · The Adcom GFA-555II measures 17 inches wide, 11-1/2 inches deep, and 7-3/8 inches high. ADCOM GFA-535 II (AP230) Frequency Response to 20 kHz, ±0. The Adcom GFA 5802 was designed for Adcom by Nelson Pass leveraging the International Rectifier HexFet T03 output devices. #9. After spending $150 the repair only lasted a month. vasikunc-0 (473) 100% positive feedback. Mar 22, 2020. Price: $295. Use 6-8 ohms. And the MOSFET GFA-5300 splits the 100,000 micro Farads of power supply capacitance. Thanks Adcom system; Sony XA20ES cd Adcom GDA 700 dac Adcom GFP 750 pre Adcom GFA 5800 amp The gfp's are running through an adcom gfa 555 amp and for redbook, an adcom gda700 d/a converter. The price is right, so, it won't cost you anything to try. Amplifier A. It's fed by a Denon AVR-3200 front pre-out w/nice RCA cables. Strength: I have used this amp in a variety of systems. The amp is capable of resolving minutedetail and blows up a very large sound stage. Mar 13, 2016 · Mar 13, 2016. Solid delivery across 2 and 5 channels. Dec 17, 2014 · These are the next generation - Nelson Pass designs as well, but using MOSFETs. It offers exceptional value and superior performance at a reasonable price. Showing 41-50 of 59 Adcom GFA 5802 Amplifiers user reviews : 4. MOSFETs sound more like tubes, and I The gfp's are running through an adcom gfa 555 amp and for redbook, an adcom gda700 d/a converter. Adcom GFA-5500 Amplifiers. It weighs 39. Allows balanced or single-ended inputs, with two pairs of sturdy binding posts per channel if biwiring is desired. It provides superb, well-controlled bass with far better speaker load tolerance than most amps. 24 V is 100 W out into 8 Ω. Dec 2, 2010 · The original ADCOM GFA-555 stereo power amplifier hit the market in 1985. 8753 product ratings. Adcom GFA 535MKII Amplifiers user reviews : 4. In terms of build quality, both are similar. Better at lower volumes then when pushed (likely because it runs in Class A for the first 10 watts) to more punishing volume levels. 7 out of 5 - 59 reviews - audioreview. They are designed for home theater, or at least the 5503 is (what else could you do with three channels?) Unlike the GFA-7000 [click here to see review], the 5500 and 5503 use MOSFETs in the output stage (the 7000 uses bipolars). Adcom is my choice, As if there were no choice. Power, Power and Power! Very clear with good transperency, after couple of hours becoming tube like. It sounds good playing music and watching digital movies. Physical connectivity and simplicity are the name of the game with the GFP-915. The packaging was completely secured and clean. Adcom is great entry level hifi gear. Central Fl. The ADCOM GFP-915 is a $999 stereo preamp that gets back to the basics. I want to set up a better 2-channel system in my office. Adcom GFA-5200 Amplifiers. Great sounding unit. However, I believe it will perform Anyone considering Adcom GFA555 ii should seriously consider upgrading it before getting another amp. Lots of people read this glowing review Mar 22, 2020 · 17,308. That these audio power amplifiers are still much in demand after so much time is a strong testament to their Jan 1, 2024 · The Adcom GFA-555ms is a “great fucking amp” (that’s what GFA stands for, in case you weren’t in on the joke back in the day) that packs 125 watts into 8 ohms and 200 watts into 4 ohms. 1 which I have not read much on. The Adcom GFA-545 (GFA stood for GREAT F****G Amp) designed by the legendary Nelson Nov 19, 2006 · #1. Rotel RSP1068 4. I use the lab outputs to drive the amplifier directly, the normal outputs to drive the Velodyne sub. January 15, 2006. It has performed very well with my system. It has a label--"A channel right side speaker not working" TBDT what that's about. Oct 23, 2017. an Audiophile. I've never owned this brand except for one CD player a few years back. the power light on the 715 is a bit orange (when powered on) while the source buttons lights are more red. 00 – $ 340. The B&K ST2140 easily won the AB contest in its This Adcom power amplifier measures 14 inches long by 20 inches wide by 10 inches deep. Modern Recording & Music. The set-up just sounded marvelous, much better than the same speakers driven by Bryston 4B or Adcom GFA-555 I also happen to own at this time. Condition overall is very good, a few small nicks on the handles and various Adcom GFA-5500 Amplifiers. com. These amplifiers are excellent. 00; BFA-535 Power Supply for Adcom GFA-535 MK1 $ 140. GFA-5200 is 50wpc and the GFA-535 is 65wpc. Nelson Pass designed these amps with 3 vs the 5 gain stages used by many manufacturers which possibly leads to the smoother yet more transparent sound quality. This amplifier is best suited for old school preamps that have an output level of 0-10 volts to achieve full power output. #1. I recently upgraded my system by changing to the Sony DVP-S7000 as my audio It is revealing of other weaknesses in the chain. ★★★★★. In comparision to the Hafler DH-220, it has more bass, and a bit smoother I have this Adcom GFA-7400 for a while now and really liked its sound. 124 mV in is 1W out into 8 Ω. Good performer works hard without missing a beat. Cordesman, who felt that its natural presentation of upper-octave detail and its "extraordinarily holographic" imaging might well make it a "legitimate rival" to the Krells and Audio Researches of May 19, 2024 · GFP-915. ADCOM GFA-535 II (AP230) Frequency Response to 20 kHz, ±5 dB scale. The output stages of the GFA-2 use high-speed Adcom GFA 6002 2 Channel Amplifier Amplifiers user reviews : 0 out of 5 - 0 reviews - audioreview. Showing 1-8 of 8. May 7, 2022 · I just purchased one used (on 5/5/22). 8 to 4 ohms), In the normal Reviewed Feb 22nd, 2020 by . Returns: 30 days returns. 1. The Adcom GFA-5500 is mostly the MOSFET cousin of the older bipolar GFA-555 (both 200wpc). [Dec 03, 1997] Ted Neff. $ 3,799. I don't know why but it sounds similar to the warm sound of a tube amp. Mar 1, 2004 · There are more entry-level separates systems now than there have ever been, and end-users will only benefit as the competition among them intensifies. The openness and refinement were truly mind-blowing. MOSFETs sound more like tubes, and I Jun 12, 2015 · Adcom had a sensational success with the GFA-535 in the 80s and 90s. The Maxima Amators made the cut as an Elite (our highest level) component, and represent a considerable challenge for a relatively budget preamp/power amp. i have a thorens 150 connected to the gfp 555II preamp and the result is nice. I owned the 5400 for two months, having purchased it to replace my 545II, which I had been using for years. com Adcom GFA-5800 Amplifiers. . I have 40 years experience and spent enough on gear to buy a good house. Internally, the GFA-535 II's build quality is up to Adcom's usual high level. The GFA-555ms ($1,399) offers 125 watts per channel, while the GFA-555se ($1,699) dishes out 200 watts per channel (all ratings into 8 ohms). . Velodyne VT 10 inch powered sub 6. The Crown IC-150 is also compatible. The GFA-555 has a little difference in sound than the newer Adcom amps like the updated model the GFA-5500. I had the prior versions (GFA555 series 2 and the 565 mono blocks, both bipolar). 09% Total Harmonic Distribution. The Adcom amps that I am familiar with (535,545,555) are excellent designs and have good overall build quality. Location: Chicago, IL. Gorgonzola said: I briefly owned a GFA-555II 10-12 years ago, (not the 555). I purchased this amp in anticipation of upgrading to larger Magnepans and needing additional power. 8 No. It was built like a tank and was stable at 2 ohms. I have played the amplifier for long periods at high volume for both two channel and five channel output and have experienced no loss in quality output. Sound preferences are subjective, but these units are a bit more refined and less aggressive sounding than the 555, if that's your bag. I've had a GFA-555 mkII (200 wpc) driving Infinity RS-IIIb's for years, and think it does an excellent job on classical music with these speakers. I have $650 invested in mine after upgrades and after upgrade I give it 5 plus stars!! Rest of associated equipment: 1. May 17, 2009 · Adcom GFA-545 or Integra ADM-2. AUGUSTINE NTIAMOAH. #3. I own a Krell , B & K , and Anthem . Seller Reviews (2) Similar Listings. The amplifier is normally finished in black, but a white front panel and white rack adaptors are available on special order at slightly higher cost. DESCRIPTION. Some say that this is the best sounding amp that Adcom has made and I belive it. Adcom GFA-6002 2018 Black. 60 watts per channel, 20Hz – 20kHz into an 8 ohm load with both channels driven with less than 0. Rack-mount adaptors are optional. the 565 is Dec 14, 2003 · The GFA-555 does everything well, and most things exceptionally well. i Feb 16, 2024 · Two versions of the GFA-555 will be available. Read honest and unbiased product reviews from our users. The $4495 Cary SA-200. May 16, 2017 · The Adcom 545, is nonetheless a pleasant surprise - it has a lot more "clarity" than the McIntosh, and the bass feels a touch deeper too. 00; Matched input transistors, 2 pairs KSC1845 $ 20. Aug 30, 2016 · The Adcom GFA-5500 in my opinion is without question the best amp in $1000 - $3000 price range . ADCOM GFA-535 II (AP230) Frequency Response to 20 kHz, ±1 dB scale. Great detail and an open soundstage. These are very difficult speakers to run for several reasons: Very low sensitivity (89db for evry one watt for one meter), The impedence is very inconsistant in the expanded mode (. Low-noise, metal-film resistors and precision film caps populate the printed circuit board, while the pcb layout minimizes long wiring runs throughout. They sound quite nice,and gave the (generally much more expensive!) competition a run for their money back in the day. Buyer pays for return shipping. Sep 8, 2007 · With the Adcom, highs have a little more twinkle and lows a little more weight, at a similar volume. I use an Adcom 860 pre-amp, Monster Cable M series cables, Adcom 700 Cd and Klipsch speakers. Internal inspection and cleaning of all revealed no repairs ever done, very minor drift of bias easily tweaked to spec. 2 dB scale. Whether a new input cap for the Citation would help in this regard is beyond the scope of this post. However, you can also ‘bridge’ the left and right channels together to turn the GFA-555se into a single-channel (mono) amp, in which Find helpful customer reviews and review ratings for Adcom GFA-6002 70-Watt 2-Channel 1-Zone Multi-Room Amplifier at Amazon. Adcom GFA555 ii highly modified 5. Made for use with standard US 120V of alternating current power, its power supply uses 160W of electricity. Jan 22, 2021 · The Adcom GFP-715 sounds good to me. Instantaneous Distortion Alert which indicates when distortion products are above the 1% level. May 13, 2024 · Legacy. That's 25 years ago. ADCOM introduces the new GFA-6002 power amplifier. And, enough time for a hifi manufacturer to The Adcom GFA-555II measures 17 inches wide, 11-1/2 inches deep, and 7-3/8 inches high. Unlike most amplifiers with crappy mono bridging switches, the GFA-555 II uses a nice toggle switch that still works great after 20 years. both are heavy and feel very solid. But there amps are far and away the cleanest, Sweetest, fullest, best controlled of any amps. It is not a musical amp, not saying that it sounds bad, but I have many other mid-priced amps, both multi and two channel that are better suited for music. While developing the new GFA-585se, every single part was put under the microscope to create a better & upgraded version of what is already considered a great component in audio industry. Feb 12, 2024 · The Adcom GFP-915 also boasts an incredible reported frequency response of 5Hz-100kHz, as well as a Total Harmonic Distortion (THD) + Noise rating of 0. 13 No. i''ve had this amp for a month and it sounds good and it''s in good shape. #39. Just Great sound. 4 from the patrician Anthony H. Thanks replace social security card. I have them running my Infinity RS KAPPA 9's. 125 watts continuous average power into 8 ohms: 20Hz and 20kHz with both channels driven at less than 0. Adcom GFA-2 Review The Adcom GFA-2 stereo power amplifier features a stable, low-noise, low-distortion “front end” using differential FET amplifiers. Good Price. No weaknesses to speak of. 10): Introduced in 1985, the original GFA-555 was the subject of a rave review in Vol. Enough time for most rock bands to burn out, fade away and then stage a comeback. Then drive the amp with a 1khz signal to roughly 5 watts (6V) across the dummy load for about 10 minutes which made the heat sinks quite hot. #2. 2, have a pair of NAD 2200s for center and rears, with a Sony 30ES HT Receiver. “The Adcom amplifier’s bass quality is more of the “rolling thunder” variety, making it difficult to hear individual bass strings vibrating. 0 Adcom GFA-555 Amplifiers. the 565 is The GFA-5500 and GFA-5503 are two and three channel power amps respectively. Dec 17, 2009 · The 555mkII uses bipolar output transistors and the 5500 uses MOSFETs. I'm running 3 GFA545 II's and 2 535 II's in a multich system, none have failed over that last 2 years of heavy use. Adcom 2535. great value at $800 for 3 channels at 175 watts/channel. 74x gain. Feb 25, 2016 · Just the perfect sistem, For the perfect House. Apr 4, 2017 · Product Description. The 555mkII, like the original 555 before it, is bridgeable to up to 850w @ 4 Ohms! I've actually ran two of these as monoblocks on a pair of 400w/4ohm AR9LS and was blown away by the control offered even at high volume. The bass control is superb and the overall Jan 15, 2006 · Adcom 535 Power Amplifier. It is capable of driving. This Nelson Pass design broke ground when it came out in the 80’s, getting rave reviews and providing tank-like reliability at a decent price. Both are based on a Nelson Pass 3 stage amplifier design that leverage MosFet (HexFet) outputs. Power out the wazoo. Feb 26, 2024 · Gfa-555Ms Is Rated At 200 W Into 4 Ohms, Takes Both Unbalanced And Balanced Inputs And Provides High Performance, Ultra Low Distortion Output Power All From A Neat Package. 350 watts into 4 ohms per channel. Sidebar 1: Specifications. I just purchased an Adcom GFA-2 today only 100 watts per channel but a regular sized dual mono amplifier. This amp excels in movies and will never run out of breath. a. Enough time for a digital music revolution (maybe peaking now). I have had the 5800 for 2 years and have had no problems. GFA-5400 is 125wpc and the GFA-545 is 100wpc. The unit had been restored/recapped and has been performing well for years. (Separate power supplies for both channels. The GFA-555 II is state-of-the-art. Always wanted to hear sound generally heard in the studios and now finally I can get the same punch and clearity at home, thanx to my Adcom GFA 5800 and GFP 565 pre. A great bargain! For 300 bucks, you got a true dual-mono amplifier designed by Nelson Pass. Unit weight: 42lbs. Standby for math calculation. ADCOM GFA-545 II High Current Stereo Power Amplifier, 100/150 WPC, Same Day QuikShip. Be a little afraid of there multi processors and Preamp. This setup, once tuned appropriately, gives excellent results. 9's. [Jan 04, 2023] Chris889. I am using two channels at 175 watts/ch to bi- wire my nht 2. I have a 5400 and like it very much (although the 535 is still my favorite sonically). Weakness: auto on/off turns off at low volumes when used as a sub amp. Oct 23, 2017 · Addicted Member. Sonos connect 2. Adcom GFA-535 power amplifier Specifications. 00 – $ 400. The Adcom blows all of these amps away including the Krell which is A: a $3,200 amp and B: surprisingly mellow for a Krell product . Now all I The Adcom GFA-5802 is a superb example of this company's efforts in stereo amplifiers. Both channels recently adjusted for bias and dc-offset, both solid. Enough time for the Rolling Stones to release 11 new records (28 for Neil Young). Adcom GFA-5500 | Full Specifications: Konnektivitätstechnologie: Verdrahtet, Farbe des Produkts: Schwarz, Stromverbrauch (typisch): 1440, Audioausgangskanäle: 2. #10. Just posting up to get former owner's impressions about this amp and any pertinent info. I went through three Pink Floyd CDs (Animals, Dark Side of the Moon, and Wish You Were Here), all played at a moderately high volume through my Infinity RS-6000's. Mar 22, 2020 · Jun 22, 2023. The two-transformer dual-mono power supply is quite a bit beefier than normally seen in this price range, with each The ADCOM GFA-545 II is a high-voltage amplifier and bias source for Stax' electrostatic headphones. The GFA-2 is an older model, but it is still a good piece of gear! Oct 21, 2008 · I have found Adcom gear to offer excellent sound quality, great build quality, and outstanding value, especially when you consider the price. This amp is awesome. Dec 14, 2011 · Adcom GFA-5800 Amplifiers. com Mar 1, 2016 · Audiopile. Amplifier B (in stereo mode) L/R INPUT: LEFT channel outputs from pre-amp (split) SPEAKER OUTPUT: Left to one pair of binding posts on LEFT speaker, Right to other pair of binding posts on LEFT speaker. 5. Together, this amp sounded warm, detailed and open. GFA-555se power amplifier represents the pinnacle of ADCOM’s audio engineering. Its bigger brother, the $1,895 GFA-565, features even more pure power, assuming that you need it. The ADCOM GTP-500 II has a high-output, zero output-source-impedance (less than 0. My adjustment procedure was to first measure the bias with the amp cold (after 5-10 minutes idling). Since I have not had the chance to assemble the GFP -915 with the other Adcom products I possess at this point, I will not be able to comment on the performance of the unit. It’s punchy and clean, more "warm" or "smooth" in the mids than the pre-MOS-FET designs, and always maintaining Apr 14, 2022 · The fan in the Adcom is always on low and generates medium heat when pushed to around 20 watts or so (estimated) and one will almost never need the high settings unless you have the amp in party mode for continual high output operation. Output power The GFA-5500 and GFA-5503 are two and three channel power amps respectively. The Adcom GFA-555 represents the most advanced thinking in audio amplifier design. 005 percent, which should all but guarantee a distortion-free, pure listening experience. got this amp at a moonlight madness sale at the s. These were also unique products. Adcom GFA-5400 Amplifiers. Location: NY. It was time for a more difficult test, the Sonus faber Maximus Amator ($16,000 per pair). I love the bridging aspects of this amp. 1 amp. Showing 21-30 of 37. On Sale. Bass is tight. The SRM-T1 has two Professional (580 V) and a third Standard (230 V) output, so any Stax earspeaker ever made since 1959, from the original SR-1 to today's SR-009, works perfectly. The GFA-5500 seems to be a little brighter like, the highs and Adcom GFA-5400 Amplifiers. The ability to drive low impedance loads. This Nelson Pass design broke ground when it came out in the ’80s, getting rave reviews and providing tank-like reliability at a decent price. 00; BFA-555 MK2 Input board for ADCOM GFA-555 MK2 $ 80. Dec 1, 2022 · The Adcom GFA-555se can be operated as a conventional stereo amp, in which configuration it is rated as delivering 200 watts per channel into 8-ohm loads and 300 watts per channel into 4-ohm loads. RATING. Such as its companion preamp the Adcom GFP-1A. Joe Nino-Hernes Active Member. You have a nice product. I have a set of B&W CDM-1NT's on B&W stands and I have two amps I can use to power them, one is a Adcom GFA-545 which I have read good things about and the other is a Integra ADM-2. THE POWER AND RELIABILITY HAVE BEEN RELIABLE AND FLAWLESS. There's an internal 192KHz/24bit DAC for Optical, USB and Bluetooth inputs, This affordable stereo preamp is designed to switch inputs and control volume for your modern sources ranging from streaming to silver discs to vinyl and everything in-between. I was pleasantly surprised with the Adcom amp. One of the all-time audiophile classics. The Adcom Gfa-555 happens to be one of the smoothest and most detailed amps I've heard and that I own 2. The GTP-500 II amplifies and controls audio flat down to DC, unless you switch-in the Tone Controls or use the AC ("Normal") preamp outputs. Delivery of the ADCOM GFP-915 was made within five days of ordering the product. I purchased the Adcom 7605 both to satisfy a desire for Solid State Power Amp Reviews. I OWN THE adcom 5800 AND 5503 AMPS AS WELL AS THE gtp 600. Running front mains KEF 104. GFA-6002 delivers lower THD (total harmonic distortion) for more clean, pure sound and lower noise for a supremely quiet background. Now all I Adcom GFA-5500 Amplifiers. Oct 20, 2007 · Oct 20, 2007. Like the Citation, the GFA-545 is extremely quiet, with nary a background hiss or hum (mechanical or otherwise). Feb 14, 1992 · Adcom GFP 555 II Preamp and GFA 545 II Power Amp Reviewed. Strength: extremely versatile 3 channel amp. Its midrange and treble are remarkably low in coloration. October, 1982. Other amps that use slide or pushbutton switches have usually gotten dirty and gone flaky, while the GFA-555 II still sounds like new. 2 Ω!) dedicated headphone amplifier with a professional ¼" socket. This is a warm sounding amp. I have an Adcom GFA-545 amplifier and Martin Logan Clarity speakers. Prev 10 Next 10. Adcom GFA-545 2 Channel Power Amplifier. Jeff Wong Gort. Hearing it in your system is the only way you'll know. Number of channels-2, Watts per channel into 8 ohms-50, Watts per channel into 4 ohms-80. The GFA-2 power amp boasted 100 watts per channel and used high-speed output transistors and dual power supplies. 300W per channel into 8 ohms and 450W into 4 ohms -- this is an amp that can handle any speaker load. Mar 1, 2016. Strength: The GFA - 5500 is a 200 watt per channel version of the larger 5802 power amplifier. The GFA-1 and GFA-1A were followed by a new group of matching components: the GFA-2 power amplifier, the GFP-1 preamplifier, and the GFT-1 tuner. Adcom, no stranger to value in the high-end, weighs in with multiple contenders in the entry-level separates category, including the new GTP-880 pre/pro ($2,400) and the GFA-7607 amplifier ($1,500). 8 pounds. The audio image is much clearer than using the receivers (100 Watts channel driven @ 8 ohms)speaker outputs. Handles 4 ohm loads well! Damping factor is high, so controls bass like a champ. I currently use the GFA-7000 for rear, surround and center channel on my living room setup Mar 18, 2024 · The ADCOM 565se and GFP-915 handled the DALI Oberon 9’s with ease. Kind of sorry I sold it. The red lights on the 715 seem to vary though. Location. This product comes with a helpful manual for the owner that includes detailed instructions for its setup. eg nx fw oj dt ca eb mp sg wa