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Amplifiers
( 251 Amplifiers sorted by Price High to Low.)
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Marshall 9005
# 27842
4-space rack design Stereo power amp, full TUBE design, Audio Pro modified. Designed by Marshall the Guitar amp co. Dual EL 34, converted to home audio quality hifi amp. Ruggedized, fresh tubes, call for details.
$ 780
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Sherwood HP 1000 Integrated Amp
# 71830
Silver face with wood side panels unit in excellent cosmetic condition with fantastic build quality like phase linear and old school design. Front panel features: Phono LVL, L+R dB/Watt Meters with range attenuator, speaker selection-off/ARS/A/B/A+B, Mode switch-L/RSTR/Reverse/Mono, Bass/Treb/Mid/Vol/Loudness, Dubbing/Phono 1+2/Tuner/Aux 1+2/ Tape 1+2 Monitor/4-ch Adapter/High+Low Filter/Loudness contour/Tone Def/-20dB Mute, 1/4 " headphone, 1/4" Dub In/Out, 2 speaker system. In-outs on back panel to install EQ and other processors, 4 channel I/O, 6 AC outlets, 3SW/3 UNSW Modified updates to power supply, ac switch and amp module. New relay modified use RCA jumpers for connector/updated phone in-outs (RFI protection), lower noise IC. Completely cleaned and serviced by audio pro. #9 Condition
$ 660
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QSC PLX1202
# 33198
Lightweight switching pwr supply design, road case available, please inquire!
$ 550
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MR-1240 power amplifier SN 6139th
# 41463
12 channel - 6 zone - 35 watt per channel
$ 499
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QSC PLX1602
# 33200
Step-up rail voltage design for high powered use, actually not a modern digital amplifier, lightweight amp, very super reliable design, Condition #8 Low use rental
$ 480
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Need an APT unit serviced or modified? Vince, the owner of Audio Pro, ran the production line at APT for many years, and has decades of experience working with APT products. Read all about our APT Holman service and mods here. Also read about the APT Moving Coil Phono Mod Here
Luxman L-3
# 71696
Integrated Amp, Silver face, Champagne body and Knobs, has 1 phono, 1 tuner, 1 aux, 2 tape loops, low noise/better thermal stable differential transistors for amplifier board, RFI suppressor on phono in and other jacks. All cleaned and serviced, minor P. S. Ground change for improved lower noise, #9 Condition
$ 480
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QSC PLX-1202
# 33199
Lightweight, switching mode amplifier, 221b
$ 440
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QSC RMX1850HD
# 61450
2-Channel full-featured stereo power Amplifier; includes level controls, EQ and limiter switches on back panel, Speak-On cables, and banana plugs. Extremely low use amplifier (occasional rental)
$ 440
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QSC RMX 1850 HD
# 70731
Power ratings 350W - 8ohm, 600W - 4ohm, 900W - 2ohm, 1800W bridged 4 ohms. Barrier Strip, XLR and 1/4" input jacks. Speakon and binding post outputs. Has full features for bridging and soft limiting. Virtually no use time. Set proper bias and cleaned controls. Conditions #9.
$ 428
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Yorkville AP2020
# 61483
Audiophile grade amplifier, super low noise, 2 rack space amp, old school super rugged design, level controls, bridging, function lights, XLR and phone in, Speakon output, low use, all checked, perfect, needs face clean, #9 condition
$ 400
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Peavey KB40
# 60364
New horn tweeter installed, combo amp for keys, has pre out / power amp in, internal limiter, discreet amp design, 2 way with 12 inch driver and horn for excellent presence, super loud crank, also eq patch in/out, unit could be altered easily with different eq, damped box, woofer cone, little dusty, light rust, low use time, very clean internals, #8+
$ 400
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Yamaha AX-700u
# 73038
Black face, CD tuner, Aux Aux tape 1/2, DAT input, 110W per channel, External Processor Loop Send/Receive, Very high quality design, High quality low noise phono, Variable Loudness, Nice EQ, Nice Reliable design, Minor board re-soldering, All serviced & cleaned, Modified speaker relay, Mute switch is by design a little stickier.
$ 400
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Adcom GFA-545
# 73236
High current power amp. RCA L/R Input, L/R Speaker outputs. Dual Power Supply. Basic but high quality design. Very reliable unit with super high quality parts & Construction. Excellent star grounding on filter caps. Better built unit, excellent quality capacitors and board layout. SN: AD11317-726. Cosmetically & Functionally excellent. Some minor scratches/ small marks on unit but mostly very clean. Fully tested & Cleaned. Works perfectly. #9- condition
$ 388
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Adcom GFA-545 II
# 73620
High current power amplifier. Nice, basic but reliable power amp design from Adcom. Left/ Right RCA in's, Left/ Right speaker terminals. Updated IC's in both amp boards (LT 1006 CN8) Excellent quality, low-noise op amps. Ruggedized Board soldering. Extremely reliable amp with high quality parts & circuit design. Cosmetically good, only minor signs of use/ wear. Some light scratches on top cover, sides & face but none are deep. No broken parts or badly damaged areas, just regular amounts of wear from use & age. Fully functional unit with proper bias set, both channels functional and clean. #8+ condition
$ 388
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We know you have many options for purchasing audio equipment and parts, and we truly appreciate your business.
We strive to offer good products at competitive prices.
While we can't always match the prices of one isolated reseller, we make up for it by carefully selecting, testing, and finding unique and special rare parts, and we are here for the long run.
We guarantee everything we sell and we hope it helps you to enjoy a great listening experience.
GLI Pro GA-75
# 37353
Stereo power amp, 3-space w/VU meters. Awesome very well built high current 100 watt amp with meters and level controls, 2 speaker switches. *** Modified power supply, Improved upgrade audiophile grounding done***.
$ 380
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NAD C326BEE Integrated Amplifier
# 73403
Stereo integrated amp with remote. Quality design by NAD, one of their better designed units. Minimalist, modern looking unit with Black/ Dark grey face & cover. MP, CD, Disc, AUX, Video, Tape in, Tape out, Subw, Subw1, pre out, main in RCA's on back of unit. Pre out to main in jumpers required for sound out. 'Disc' input requires phono pre amp to run turntable at correct level. Unit has protect turn on when RCA's are removed, goes to standby and requires reset of rear power switch. *Install jumpers before sale*.
Very nice condition, hardly any use time. Only light wear on face & cover. All connectors & controls are clean. Fully functional and cosmetically excellent. Remote is fully functional, bulbs are bright. #9 condition
$ 368
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GLi A-6600 High current control amplifier
# 73605
With remote control & manual. Audiophile design. Tape/ aux/ tuner/ dvd/ cd/ phono inputs. Bass/ treble/ balance/ volume controls. Speaker A/B, Meter x. 1 selectors. 1/4" phone jack on face, bayonette speaker terminals. Black face unit with 2 large VU meters. Used but like new. Only minor scuffs/ wear on unit. Comes with original box & packing. Fully functional unit with only minor signs of use. #9 condition. AP rev 3 mod, upgraded low noise IC, x2 1800 uf 35v capacitors added in place of 2200uf 25v.
$ 368
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Marantz MA 600 DC Amplifier
# 63694
Vintage Silver Face design, (2) Phono (1) Aux (1) tuner (2) tape loops 5 band EQ & defeat switch, LED power meters, Low use machine. Audio Pro - improved, power supply grounding. Hi Quality circuit design, Low use, all service done. #9 condition
$ 360
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Crown Powerline Two
# 58562
PL-2. 2 Level adjuster. Output monitor jack. RCA input. Face plate is good condition but rack handels have obvious scratches. Complete service. Unit in low, 8 condition.
$ 360
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Crate Stealth-50 GT-50
# 60360
With 16ohm Clestion Vintage 30 speaker, impedance speaker matching switch gives different tone qualities. Spring reverb. 4 6V6 Amplifier, excellent, 4 new Sovtek 6V6 tubes installed, 2 channel IN, multiband EQ, FX send loop, footswitch. 8/10 condition cleaned, calibrated, major super-ruggedization, doubled upon grounds, tested reverb/speaker. New fuse holder.
$ 348
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Onkyo A-10
# 55726
Integrated stereo amplifier. MC/Phono1/Phono2/Tuner/Aux inputs. Speaker A/B/C/A+B/A+C. Bass, Treble, Balance, Volume controls. Dubbing, Monitor, Subsonic, High Cut, Mode, Loudness, Muting features. 1/4 inch phones jack on face. Silverface unit. 8+/10 condition. Some lettering worn off and some dust inside.
$ 340
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Gallein-Krueger 400 RB
# 56215
200 watt bass amp with power cable. 1/4" input with -10db button. Volume/ 3 voicing filters/ treble, hi-mid, lo-mid, bass tone/ boost level with footswitch jack/ master volume/ 2 1/4" speaker outs 4 ohm/ direct out/ send, return on back. AP mod improved filtering capacitors grounds. Black with grey control panel. Minor marks around edges, covers. Low use, fully serviced. Has AC cord. No rack ears (carry strap one side). 8+/10 condition.
$ 336
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GLI A-6600 Mod Rev III
# 56295
Integrated amp. Audiophile grade design with remote for volume input switching. Superior all metal chassis quality controls. High current speaker relays. A. P. Modified power supply, phono pre, and RFI modifications. Sn 9400129 New condition, 1 time demo from display. With VU meters
$ 328
Contact
Need an APT unit serviced or modified? Vince, the owner of Audio Pro, ran the production line at APT for many years, and has decades of experience working with APT products. Read all about our APT Holman service and mods here. Also read about the APT Moving Coil Phono Mod Here
AKAI AM-U03
# 64216
DC Stereo Integrated Amplifier. Installed R. F. I input protection caps on phono input. Unit has updated drive STK I. C. Unit has excellent designs of circuit board foils for ground shielding and reduced audio signal crosstalk. Complete service, updated relay. Unit has seen very low use time, unit has dual mono powersupply. High quality phono design. Tested, fully functional. Light signs of use on faceplate. Top & Bottom panels in excellent condition. Use 18 gauge wire for audio out. #8+ condition.
$ 328
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Yamaha P2075
# 56971
Rack mount 2 channel amp. Rugged design, 2 RU blackface unit with rack rails and LED signal/clip indicators. Inputs: 1/4", XLR; Channel A/Channel B level controls. Condition: 8-
$ 320
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ART SLA-1
# 73028
Stereo single rack space amp. 100 watt per ch@ 8-ohms. XLR & 1/4 inputs. Call for best pricing. Condition 10
$ 300
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ART SLA-1
# 73046
Stereo single rack space amp. 100 watt per ch@ 8-ohms. XLR & 1/4 inputs. Condition 10
$ 300
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