Audio Proz Service and Sales


Adcom GFA-7300

Audio Proz Inv #: 34317

5-ch Amp

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Behringer Europower EP1500

Audio Proz Inv #: 36807

2 x 700 Watts into 2 Ohms, 1400 Watts into 4 Ohms bridged operation. Signal and clip LED indicators. Balanced XLR and 1/4" TRS inputs.

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Harman Kardon PM650

Audio Proz Inv #: 25266

Silver faced unit high current int amp no tuner, 80 W per channel, Excellent basic integrated amp.

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Pioneer SA9500

Audio Proz Inv #: 25170

Int amp. We do not have one for sale presently, but we can supply service and parts for this unit.

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Yamaha CA800

Audio Proz Inv #: 27821

Integrated Amp, independent switching, A/B tape dubbing, 2 phono inputs, RFI, power supply improvement update. 1 channel amp repaired. A little worn but AOK.

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We offer expert time-saving advice on repairing many types of home and studio equipment, as well as consulting for product and recording issues, at a fair and reasonable cost.  For complex matters, we sometimes must charge a small technical fee.  If we can help solve your repair problem or technical conundrum, give us a call.  (617)926-8020.


Sansui AU-101

Audio Proz Inv #: 57278

Basic integrated amp; plays only 1 set of speakers. Inputs: Phono/Aux/Tape In/Mic In. Rugged design and slightly "tubaphone" sound character. Can operate on 220/240/117 volts. Modified lower distortion amp. Wood case edge is damaged, but unit has seen low use time. All control switches cleaned. AG cleaner. Condition: 8

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Rane HM42

Audio Proz Inv #: 18584

Mixer headphone amp, 4 channel stereo unleveled mixer to 2 headphone separate level out - modified ground circuit - very quiet, excellent headphone amps.

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Rane HC6

Audio Proz Inv #: 29239

headphone amp, excellent condition, demo unit, with improved grounding and power supply

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Fender Princeton Chorus

Audio Proz Inv #: 56545

2 channel solid state amp. Channel 1 controls: Volume/Mid/Treble/Bass/Reverb; Channel 2 controls: Gain/Limiter/Presence/Volume. Features Chorus effect with rate and depth controls, and Mono/Stereo effects loops. Has original 2x10 drivers.

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Marantz MM9000

Audio Proz Inv #: 55974

5 channel power amplifier. Front L, Front R, Center, Surr L, Surr R. RCA ins with level control. THX ultra. Peak LED indicator for each channel. Brushed black aluminum face. 8/10 condition. Center channel non functioning, minor scratches on top of face and cover has spare parts for channels.

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Maxi-Mouse Portable Guitar Amp

Audio Proz Inv #: 39841

Sidewalk Street Performer Guitar Amp, Treated Cone (Latex), w/AC charger. new batteries installed, all switches and controls cleaned, completly serviced, new input jacks installed. excellent cosmetic condition. SN:5903

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We keep our database up to date with almost 10,000 items in stock. If you see a part number and a price, we have that item in stock.


Pioneer SA-6500 II

Audio Proz Inv #: 27021

Stereo Amplifier, Silver faced unit black top, Lights Replaced, Cleaned and Serviced.

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Crate Limo TX50DB

Audio Proz Inv #: 57175

Battery powered amp with car or power supply (provided) charging. XLR and phone inputs; pole mount capable; multi channel with EQ and reverb, echo, chorus DSP. Amp has new battery, weatherproof treated cone, ruggedized power supply, and cabinet dampening.

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NAD Stereo Amplifier 3130

Audio Proz Inv #: 61711

A,B,A+B, speaker settings, Bass, Treble controls, CD, Phono, Tuner, Video/Tape 2 inputs. Better upgrade to many capacitors, and ruggedized board solder.  Unit has original transistors, good quality power supply capacitors, nice condition, clean faceplate. #9 condition 

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Carver M-500t

Audio Proz Inv #: 43228

Power amplifier. Excellent #9 condition, professionally cleaned, serviced, and tested. RCA inputs, one set of speaker outputs, very nice output meters.

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McIntosh Mac 1500 Receiver

Audio Proz Inv #: 54867

High quality tube receiver. Aux, FM Mono, FM Auto, Phono 1, Phono 2, Tape. Stereo/Mono switch, Tape Monitor in/out, LF/HF Filter Switches, Muting In/Out, Loud In/Out switches. Bass and Treble, Balance L/R, and Volume knobs. Silver Face in wood case. Just fully serviced. FM calibration. Helper caps added. Service history included. Includes owners manual.

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Roland JC-120

Audio Proz Inv #: 28147

Jazz Chorus 120 combo amp. Excellent cosmetic condition. Completely cleaned and checked out. This version is at least mid period or later. Very low use (in home environment only). Great fidelity and clarity, any good effects will sound great through this. Very well done Roland equipment, in excellent #9 condition.

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We keep our database up to date with almost 10,000 items in stock. If you see a part number and a price, we have that item in stock. 

Customers outside of the US, please note that international shipping can be costly (US Post $16 minimum - up to 8oz or 226g). We are glad to combine orders to reduce shipping costs. Take a look at our shipping policies for more information and estimates of prices and shipping time.


Marantz PM-7200

Audio Proz Inv #: 39983

Integrate amplifier. Remote, Manual, and Box. Excellent modern audiophile build quality design. (modular boards/high quality parts). Input relay switching. 5 line input (1 tape, high quality phono). Basic Bass-Treble Eq. Class A. Mint Condition, Like new.

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ADA Microfet 100

Audio Proz Inv #: 28422

A/B channel volume controls, Presence control, Peak Levels (LED), 1 rack space, 1/4" inputs, unit as new in plastic

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Marantz 1072

Audio Proz Inv #: 40264

Integrated Amp, Excellent Design, Unit has scratches on knobs (needs new knobs to be perfect), all serviced, cleaned, excellent condition otherwise. Better circuit phono preamp.

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Marantz Model 32

Audio Proz Inv #: 63145

Power amplifier with Silver Faceplate. 60 watts per channel at 8 ohm. SN 1899, Board pulled and check redo any suspect solder, cleaned relay, all audio caps replaced if electrolytic. Virtually unused, set proper DC offset bias. #9- condition 

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Sony TA-2650

Audio Proz Inv #: 60837

Integrated Stereo Amplifier. Bass, Treble, Balance controls. Aux, Phono, Tuner Inputs. Tape monitor and Tape copy switches, -20db muting switch, acoustic comp switch (presence, loudness). Fully serviced, cleaned, set bias. High current, powerful amp, no speaker relay, quick power up. Great condition, small chip in wooden side panel but otherwise looks great, works great, and has nice big switches. #9 condition

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JBL/UREI 6260

Audio Proz Inv #: 40292

Power Amp. 150 watts->8 ohms. XLR/Phone input, Bananna outputs. Low use hours. Low use hours, Excellent performing, super quality audiophile grade amp.

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APT 1 Amplifier Upgrades and Repairs Technical Information: Read more about it here.


Adcom GFA-535 power amp

Audio Proz Inv #: 28213

Excellent cosmetic condition. Speakers A/B selectable. RCA inputs 60watts/ch at 8 ohms, 100watts/ch at 4 ohms. Serviced and bench tested.

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Parasound HCA-750A

Audio Proz Inv #: 52818

audiophile quality amp, dual power supply, super low noise, 100 watts, input levels, relay breakers, top build quality, 3 space rack design, black, calibrated, tested perfectly, condition 9+

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