Audio Proz Service and Sales


NAD Model 712

Audio Proz Inv #: 42542

With AM/FM tuner, aux input, CD, LD, video, tape 1/2. No phono input (contact us for add-on options for phono pre). Top quality sound and build quality, excellent FM tuner. Two sets of speaker outputs (switchable), basic styling. Complete cleaning, check. Unit in perfect condition.

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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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NAD T-754 AV Surround Receiver External 7.1

Audio Proz Inv #: 72676

Top quality design/ built version of NAD. Tone control, tone defeat, surround modes, level controls. , S VHS Input, component video in. Check internet for list of features as this unit has many. Relays tested, in excellent, clean condition. Basic testing done on machine, tested OK. Did not test all OUTS but looks good. Includes original remote.#9+ Condition

$ 300  Contact Us  

Nakamichi RE3 AM FM Stereo Receiver

Audio Proz Inv #: 63191

 Black Slim look 50 watts channel,well design amp, phono, 3 AUX ins Nice basic machine, display is faint but readable. Audio Pro cleaned and serviced. #7 condition.

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Nakamichi Receiver 2

Audio Proz Inv #: 72904

Nice, modern looking black receiver with digital display. AM/FM tuner, CD, Phono, Video, and Tape. Tape rec/ play. Tuner has saveable preset memory. Relays recently cleaned, boards were inspected & Resoldered. Independent speaker relay (A+B). Preamp in/out. Excellent FM, some basic mods, relay updated. Better version Taiwan made unit. All service done. Very clean faceplate and covers. No broken or damaged parts, some minor signs of wear and age. Fully functioning unit. #9 condition

$ 388  Contact Us  


We have been selling and repairing professional and consumer audio equipment for over 40 years. (Read some of our customers testimonials here)

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.


Nakamichi SR-2A

Audio Proz Inv #: 70479

Receiver is being sold as INTEGRATED AMP. Tuner is weak, display is weak. AMP ALL OK (40 Watts per channel). Good condition. Excellent PHONO, CD, AUX, TAPE. Nice cosmetic (Japanese made version). 7 Condition.

$ 118  Contact Us  

Nakamichi SR-2A

Audio Proz Inv #: 64490

Black face better Japanese version, 40 watts /per channel. Tape monitor, Aux, CD, Phono-(excellent),  Update relay, FM display is weak by design, All service done, ruggedize board soldering. Low use machine.  Condition #8+                                       

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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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Nakamichi Statis TA-3A

Audio Proz Inv #: 58225

Nice basic design, Nice EQ, phono CD, 4 tape inputs, REC Select. Main in/out for EQ 10 FM Preset. New update, better relay with remote, low use, all serviced. #9+

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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 TA-2A

Audio Proz Inv #: 52254

AM/FM digital receiver w/remote control, speakers: A, B, A+B, rec out selector, inputs: phono, CD, tuner, video, tape, audio mute/variable loudness, am/fm with 10 presets, has remote #8, FM display numbers are weak but readable, installed upgraded speaker relay and updated modified caps in power supply, condition #8. (in process for service)

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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.


NAKAMICHI TA-2A

Audio Proz Inv #: 70493

Black AM/FM receiver w/ remote (RM-2TA). Nice high quality receiver w/ excellent tuner. Inputs: PHONO /CD / TUNER/ VIDEO/ TAPE. 10 preset stations. Variable loudness control. Pre- output main in loop. 2 Speaker capacity A, B, A+B/OFF. Fully serviced w/ high quality new relay and FM calibration.  Face panel good-display very good and bright. #9 Excellent condition.

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Nakamichi TA-3A

Audio Proz Inv #: 62569

High definition AM/FM Tuner Amplifier. With remote model #RM-3TA. (2)Tape loop (1)phono, CD, +(2) more stereo line level inputs. Main in/Pre out. Fully serviced #9+ condition (No Hard copy- unit probably sold)

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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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Nikko NT-950

Audio Proz Inv #: 25120

Phenomenal digital tuner with box, packing and manual

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Nikko STA-5010

Audio Proz Inv #: 70797

AM/FM receiver. 30 watts/channel  Black face with silver capped knobs. Green Dial and face panel lights. Some lower level transistors installed, Partial recap to power supply. Updated bulbs. FM calibrated and aligned.  Appears to have low use   #8 Condition 

$ 248  Contact Us  

onkyo HT-R330

Audio Proz Inv #: 63661

Nice older basic surround design. Super easy to hook up. High quality audio AMP or use as powerful stereo processor only. all function with knobs and buttons on face, remotes possible available. No phono, 6 RCA audio input , easy to add on phono pre amp.

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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.


Onkyo HT-RC330

Audio Proz Inv #: 70140

5.1 surround, 6 line inputs, 2 digital, audio ins, 5 composite, 2 component, 3 HDMI in 1 HDMI -out, iPod via front USB. Better version relays compared to other revisions. Low use unit. Minor bend in the top cover and minor scratch on the top cover. # 9 condition , (No remote).

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Onkyo Integra DTR-5.9

Audio Proz Inv #: 70356

Modern 7.1 surround receiver. Sirus XM input, 4 HDMI in, 4 SVHS, ethernet port, VSHS out, Video out, 2 Component in, 1 component out, 2 optical, 5 stereo in. NO PHONO. Better version design. Low Use. Nice Face function. Sratch on screen. Relays check good, Has Remote #42179. Condition 8+

$ 248  Contact Us  

ONKYO R1 Model TX-822

Audio Proz Inv #: 70196

Black face. AM/FM Digital tuner. Analog BASS/TREBLE/BALANCE knobs. CD/PHONO, w/ 2 Tape loops. Nice basic design. All serviced. Actually a low use unit with obvious face wear. 8 Condition.

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Onkyo T-4130

Audio Proz Inv #: 42035

Digital quartz, synthesized FM stereo/AM Tuner, Auto and Manual tuning, FM Mute/Mono Switching, cleaned and calibrated, resoldered where required, total service

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Onkyo TX 8210

Audio Proz Inv #: 64097

Nice basic stereo receiver with digital display. 48 watts/channel.  Black with Green display. Phono , 2 tape and CD inputs. Very easy to use. With Onkyo remote control. Serviced - Basic maintenance Low use unit. # 9 condition

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Onkyo TX-2500 II

Audio Proz Inv #: 56670

No AM reception - can be made into extra input. FM okay. Silverface with faux wood metal case. Condition: 9

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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.


Onkyo TX-2500 MkII

Audio Proz Inv #: 45728

Basic stereo receiver, 50 watts per channel. Two tape ins, one phon in, FM/AM tuner with auto lock and two meters. Excellent FM tuner. Excellent #9 condition, professionally cleaned, serviced, calibrated, with new bulbs in FM meters.

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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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