Audio Proz Service and Sales


Akai metal 10inch 1/4" tape reel

Audio Proz Inv #: 44415

Excellent #9 condition, but box in rough shape.

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Scotch 10.5" metal reels and 1/2" tape

Audio Proz Inv #: 55003

1/2 inch tape:  Many reels available. Nice but obvious use wear, with writing on some reels: ($12); Better condition and clean with minor marks: ($18). (no boxes) #8 condition

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Akai 1730D-SS

Audio Proz Inv #: 58068

4 Track, 7 1/2, 3 3/4, 1/4 inch, B Unit repaired, all cleaned & calibrated. Good Heads**** Unit has limited calibration control but records play excellent. Bias for Maxell UD 35 90. 1 case screw missing. condition 8+

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Otari CB-110 Rec Play Counter Remote

Audio Proz Inv #: 44375

8 channel Rec/Play counter remote with cable. Very good condition with very minor scratches on face.

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Otari ZA-64I cable

Audio Proz Inv #: 44587

Cable for CB-116 Auto Locater for the 5050B MkIII 8. 15', 34 pin to 16 pin female. Like new.

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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.


AKAI GX-4000D

Audio Proz Inv #: 64430

(2) speed 7 & 3-3/4 ips ,  7" reels self locking hubs, mic ins, This recorder does awesome sound & sound echo reverse effects, incredibly excellent record & playback.  Total clean / calibrate for Maxell UD Tape. #9 condition absolutely superior condition machine.

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Teac A-4010s

Audio Proz Inv #: 46069

Complete machine, good mechanics and heads. Tested and working but non-serviced and will need some cleaning. Dusty and has some minor stains.

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Pioneer RT1050

Audio Proz Inv #: 53352

Large reel, 7 1/2 and 15 IPS. High speed semi pro version 1/4 Track. Stereo format. With pioneer hub adapters in pioneer road travel case. Bias 2 for high speed, bias 1 for 7 IPS. All clean. Calibrated. Modified for better HF EQ. NICE. 9+ condition. Speed runs 1% fast by design.

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Switched on Bach, MQ1042 4 Track

Audio Proz Inv #: 45366

Columbia Stereo Tape MQ1042, 4 Track recording. "Switched on Bach." Virtuoso electronic performances performed on the Moog Synthesizer. Performances of Brandenburg Concerto No. 3, Jesu Joy of Man's Desiring, Two-Part Inventions, and Preludes and Fugues from The Well Tempered Clavier. Very good #8+ condition.

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Teac Feet pair

Audio Proz Inv #: 43653

#7 condition. A3340S, A3300, A2300

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Magnacord 1028

Audio Proz Inv #: 48148

1/2 track, 7.5/15 ips, with 10" hub adapters. Tube preamp record and play. Excellent #9+ heads, mechanics, rollers, etc; very good #8 condition case with some stains. Very low use time. Completely cleaned, calibrated, tested at AP. Missing one cosmetic screw on top of case.

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We are a very different kind of shop. To help ensure a smoother experience please read our letter about our current shop policies.

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.


Tascam 22-4

Audio Proz Inv #: 53775

4 track, pinch control, smooth running, transport heads 90% or better. Low, 7 inch reel. 7 1/2 IPS 15 IPS excellent performance. Recent new belts, pinch roller, complete/calibration. Setup for ampex 456 maxell UD tape. 9 condition.

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Viking 85 RP62c

Audio Proz Inv #: 46110

Vintage tube reel to reel recorder. Excellent cosmetic condition, unit has not been opened or tested. Good for hobbyist or collector. Contact us for more information.

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Teac A-3440 4-track recorder

Audio Proz Inv #: 47596

1/4" 4-track tape, with 10" (hub adapters may be available- for additional cost). 4-track simulsync machine, 7.5/15 ips. Calibrated for Maxell UD XL Ampex 456 tape. Excellent cosmetic and mechanical condition, professionally serviced, thoroughly tested, with new belt, new pinch roller, 80% good heads, (original box and packing probably available). now #9 condition

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Teac A 4070 G

Audio Proz Inv #: 62706

Bi Directional Recording, Open reel tape deck. High density ferrite heads, 7 1/2" + 3 3/4 IPS 7" Reels. EQ/BIAS Switch normal/high L, R L+R mode switch. Mic input, low machine in excellent condition. Calibrated extremely well and has hub high performance. Used goof #9 condition. NEEDS SERVICING

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Pioneer RT-707

Audio Proz Inv #: 41995

Auto reverse, new pinch roller, Super Spec Machine, perfect head, calibrated to Maxell tape, Excellent Face.  Excellent #9 condition, professionally cleaned, full serviced and tested by AP.

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Teac 3340s parts machine

Audio Proz Inv #: 49693

Parts machine. Machine was probably dismantled, search elsewhere on inventory list

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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.


Akai GX-630D

Audio Proz Inv #: 57238

10" Reel, Direct drive motor system with 10" NAB Akai hub adaptors ($80 value). 7 1/2 / 3 3/4 speed stereo 1/4 track. The Wood Case is #9 condition. Very clean machine and Very slight (almost not noticed) oxidized stain on some areas of meters and controls with one minor scratch on head cover. 50/60Hz/ 100-240V operation. Pinch roller good with 1 minor dent, very reliable design. All calibrates to within +-/db both channels to 15kHz

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Akai X-1800sd

Audio Proz Inv #: 50024

Cross field, super deluxe, with 8-track stereo cartridge. Totally intact unit with low use time, in need of basic servicing.

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Sansui SD-7000

Audio Proz Inv #: 50628

Open reel tape deck. Auto reverse 7.5 ips and 3.75 ips 7 inch reel, mic/line mixing, 2 line inputs with sleep function, able to reverse signal, nice walnut wood case, large green VU meters, reel lock spindles, heads buffed 80% good, All controls and switches cleaned, calibrated for Maxell tape, recent belt, nice clean condition. Makes Excellent Recordings !  (Tape counter not functioning, very minor stains on face). #8+ condition

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Pioneer RT-1020L

Audio Proz Inv #: 50834

Excellent condition, fully serviced. 10.5" Reel to reel 1/4 track with 4 channel playback, 7.5/3.75ips, switchable meters front/rear, mic inputs, line input, 3 position bias switching, 2 position EQ switch. Replaced counter belt, replaced capstan belt, replaced 6 transistors, cleaned lubed all switches, cleaned lubed both rec relays, calibrated for Maxell tape @ LH1 bias EQ LH, #9 excellent calibration, heads are 90% good, speed exact

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Teac A-4300

Audio Proz Inv #: 50630

1/4 Track Auto reverse open reel tape deck, 7.5ips and 3.75ips, 7" reels with auto reverse 2 position bias/EQ switching with meter sensitivity high/normal mic inputs, headphone output #9+ condition very little use, cleaned all switches, cleaned heads and capstan, replaced rubber pinch roller, lubricated all motors, repaired bias switch.

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Teac A-2340sx

Audio Proz Inv #: 51027

Four channel, four track analog simulsync tape deck. Takes 7" reels at 3.75/7.5 ips, Bias 1 EQ 1 for high speed, Bias 1 EQ 2 for low speed. Calibrated for Maxell XL1 tape, 250nW standard. All channels carefully calibrated within +/-2dB at 50Hz-18kHz. Excellent condition with very little use time!

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Local customers, please do not come to the shop without calling ahead first - (617) 926-8020 - for an appointment, so that we can more efficiently help you with your equipment or sound recording needs.

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.


Otari MX 5050 B2 HD

Audio Proz Inv #: 53600

2 track rec play, 4 track play head. Low use but much finger wear from editing face #7 condition. #8 mechanical heads 90% good. SN 18302122. #8 condition. Cleaned. Calibrated. Edit, speed switch replaced, some lettering worn away at function buttons. Calibrated for Ampex 456, Maxell.

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Pioneer RT-701

Audio Proz Inv #: 58925

Rack mount. Heads are 80% good (shows a little staining). Pitch control. Calibrate service/cleaning. Faceplate 9/10 condition, nice excellent clean cosmetics, low use. No rack scratches. Calibrated to maxell tape. #8+ Condition.

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