Audio Proz Service and Sales


Onkyo TX-65

Audio Proz Inv #: 58538

Super quality stereo. Audiophile quality amp. Excellent tuner. 2 tape, phono, cd, video aux, 2 speaker. Low use, complete service 9/10 condition.

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KLH 21

Audio Proz Inv #: 51523

Later version table radio, with best quality upgraded "Waller tuner" in modern natural walnut case. Refurbished driver, completely cleaned, carefully aligned, capacitors replaced for best fidelity. Excellent condition with one minor cup stain on top. Very clean, very low use, from shop owner's personal collection.

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NAD Stereo Receiveer 7020

Audio Proz Inv #: 59423

Phono, Aux, AM/FM, Bass, Treble controls, Headphone jack, Interior and exterior are both clean and in nice condition, some very minor wear. FM align cleaned, tested 3/28/16. #9 condiditon

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Onkyo TX-4500

Audio Proz Inv #: 52157

FM/FM quartz locked receiver, analog tuning with nice black and white dial. A,B,C,A/B,A/C speaker options. Bass, Treble, Balance controls, high and low filter. Three tape loops, two phono inputs. 45 watts per channel. Very quiet phono section, exceptional FM tuner section! Excellent condition with complete FM calibration, dial and stereo lamps replaced, relay cleaned, amp bias/offset adjusted.

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NAD 7250pe

Audio Proz Inv #: 52289

Japanese version AM/FM digital receiver with 10 station memory presets. Video, CD, tuner, phono, aux inputs; A/B/A=B speaker outputs; external processing loop. Excellent version receiver! Mint condition cosmetics, fully cleaned/serviced/tested by AP.

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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.


Carver HR-732

Audio Proz Inv #: 53703

Digital A/V receiver. Digital AM/FM tuner, 4 video in, phono input, A/B speaker select. "Hologram" spacial sound enhancer. Display panel slightly dim on left side. #8+

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Setton RS-440

Audio Proz Inv #: 52163

AM/FM stereo receiver with nice large analog FM dial. Three speaker sets (A,B,C,A/B,A/C), three band EQ, two tape loops, two aux inputs, level control for headphones. Dual voltage 110v/220v. Silver face, stunning look! Excellent condition with some scratches on rack handles.

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Antennae OPTIMUS

Audio Proz Inv #: 59375

cat# 15-1843. Compact antenna with 300 adapter. Condition #8

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Sansui QRX-3000

Audio Proz Inv #: 58286

AMP boards F-1358, 2 channel module, Repaired tested bias set, 2 available $68. Other boards, controls, knobs ect. available, CALL. Case cover scratching on side #7 $20.

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Nakamichi TA-1A

Audio Proz Inv #: 64440

AM/FM Receiver. Speakers: A, B, A+B, Off. Bass, Treble Balance control. Loudness: ON/OFF. 10 presets AM or FM. Inputs: Phono, CD, Tuner, Video. Excellent Phono+FM. Serviced w/ Complete FM calibration. Very good condition. Small dent/scrape: Left hand top/Right hand top. Note: Display is uneven, which is typical of this series. 9 Condition.

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Nakamichi SR-3A

Audio Proz Inv #: 58568

Audiophile great amplifier. 5 tape/VCR moniter settings. 4 input selector settings. Independant speaker power switches. Tone and subsonic on/off. 10 FM presets. Moving coil input. High quality phono section. Excelent tuner. Face is mint. Low use. Excellent condition. Completely cleaned/aligned.

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We are presently operating on an APPOINTMENT ONLY basis. Please call us first at (617) 926-8020 to schedule an appointment before you come into the shop for repairs, rentals, product recommendations, consultations, or anything other than minor purchases.


Yamaha CR-640

Audio Proz Inv #: 57692

Stereo Receiver, silver face wood case, 2 speaker switcher, high/low filters, nice tone control, multi selector input, record out select, 40WATTS per channel. 7+/10 condition, minor stains on knobs, FM center meter is non-functional, complete service clean, power supply ground mods etc, updated STK drive and IC. Unit has seen virtually no use time!

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Sherwood S-7200

Audio Proz Inv #: 58626

AM/FM. 2 AUX inputs. Phono input. Speaker select, 50 watt per channel. Serious vintage sound. Installed better power AC toggle switch. 8+/10 condition.

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Technics SA-400

Audio Proz Inv #: 59419

Silver face. Nice style 40 watt per channel. Excellent FM, 2 tape in, phono, AUX. Very low use. All service clean, calibrate. Condition #9

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Nikko NR-1219

Audio Proz Inv #: 71113

Stereo Receiver, Beautiful Silver Face Design, 100 watt per channel, Led power meters,  Super Quality FM Analog Tuner with separate signal strength meters, Hi Quality Phono section, 2 tape loops, 1 Aux in,  3 band EQ, All serviced and cleaned, Upgrade relay, dial wheel mod, ruggedized boards. Low Use Machine # 8+ condition

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Yamaha RX-500u

Audio Proz Inv #: 63659

Nice performance and EASY to use ! Aux, CD, Phono, and 2 tape inputs. Black faceplate. 16 FM presets. Variable loudness. Unit has seen some regular use, but has cleaned up ok #8 condition. Cleaned and calibrated

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Panasonic SA-HE75

Audio Proz Inv #: 61085

AV control receiver. 80-100 watts. Tape monitor, S-Video switching, Subwoofer out, surround speaker outs, FM tuner. Nice DSP. Reverb surround setting. Some minor wear, scratches, dings on face, top cover, but fully tested, works well. #8 condition.

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All Remotes are now 25% off or Free Shipping!!!  (Reel to Reel remotes excluded).


Pioneer SX-3400

Audio Proz Inv #: 62309

Nice, basic AM/FM stereo receiver, silver face in simulated walnut case (vinyl veneer), bass, treble, balance, FM mute, stereo/,mono switch, tape monitor input, phono, aux input, good condition, condition: 8.

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Sansui 9090

Audio Proz Inv #: 71833

Vintage Silver face unit, Original Walnut case, complete A.P service, cleaned and FM Alignment and calibration, set bias, 110 watt at 8 ohm (All Blue LED lights, Face stays lit all the time Mod), Power switch double contact Mod, (Surgistor AC 120 Mod), Relay Mod, Unit had work done to AMP board to thicken some board foil, 4 inch scratch on case top, some minor dents, #9 Condition 

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Sony STR-AV710

Audio Proz Inv #: 62396

basic stereo, good FM tuner, nice digital look, clean, easy to use, 6 inputs, phono, Has full function remote operates CD, cassette, non independent speaker switch, machine has seen low use, ruggedized connectors and completely serviced, condition #8

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Marantz 2230

Audio Proz Inv #: 61199

AM/FM receiver, bass, mid, treble controls, 2 speaker switching, low/hi filter, loudness, muting, stereo/mono switch, obvious face scratch in between controls, excellent FM, phono, low noise, unit was in very low use condition , basic service done, some capacitors, bulbs, etc. where required, #8+

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Pioneer SX-580

Audio Proz Inv #: 63724

Vintage Stereo receiver. AM/FM phono, aux and 1 tape loop. * Complete service, cleaned switches. controls FW aligned. +8 condition.

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Harmon Kardon 330C

Audio Proz Inv #: 61225

AM/FM stereo receiver, 30 watts/channel, spkr 1, spkr 2, stereo/mono, tape monitor, contour (loudness), phono, aux, classic unit - nice shape, silver with black "smoked" glass panel, green display, calibrated + FM alignment, cleaned all controls and switches, unit has low use, mint condition, #9

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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.


Vector Research VR-7000

Audio Proz Inv #: 61561

AM/FM stereo receiver, bass/mid/treble controls, meters (power output) with sensitivity switch, FM muting/de-emphasis switch, tape dubbing 2 way (1-2/2-1), phono/aux inputs, gray/brown bronze type color face, very low use, nice condition, watt per channel modified update, various amp circuits, #8+ condition

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Scott 370R

Audio Proz Inv #: 63791

Large Vintage Silver Face Plate Stereo Receiver,  Beautiful back lit FM Dial & Power Meters, 70 watts per channel at 8 ohms. Phono, Aux, Tape1, and Tape2 inputs. DB meters for left/right channels and meters for signal strength and tuning. Doubled up on power switch, updated power supply, biased amp, FM alighnment, replaced bulbs. Low use time with a few minor dings and scratches on faceplate and side panels. #8 condition

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