Audio Proz Service and Sales

A6100 2 track

Audio Proz Inv #: 22611

Excellent condition, virtually no use time. 15 or 7 IPS. With phone jack and mic inputs. Excellent record and play performance, 20KHz+ response. Excellent wow and flutter specs. Professionally cleaned, serviced, and calibrated. Bias 1 for Maxell UD 35, XLI 996, 499. Bias 2 is a slight under bias, 2db HF rise.

$ 520  Contact Us  

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+

$ 400  Contact Us  

Akai 4000 DB

Audio Proz Inv #: 60997

7 inch reel. Dolby N.R. Mic (phone) & line mixing. Compact wood look case. Superior condition. Cleaned and calibrated for Maxell UD tape. Heads 90% good.

$ 448  Contact Us  

Akai 4000 DS MKII

Audio Proz Inv #: 56121

1/4 inch, 1/4 track format deck

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Akai GX 4000D

Audio Proz Inv #: 57905

Excellent performance. Mic inputs, mixing. 7" reel. 3 3/4 & 7 ips. Nice compact RtoR. Serviced +85% heads + excellent heads calibration.

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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-270D

Audio Proz Inv #: 27290

Excellent front panel cosmetics, minor dings on side wood panels. 7 1/2 and 3 3/4 ips speeds available. Low noise and wide range recording options. 2 1/4" mic inputs on front, RCA ins and outs on back (stereo). Connections for optional remote on back. High current draw on start up.

This is a unit for parts or repair only. It would be fixable in the hands of a good tech but we simply did not want to invest our time in it. Best to call for a more detailed description.

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Akai GX-365D

Audio Proz Inv #: 27257

Good front panel cosmetics, runs at 1 7/8, 3 3/4, or 7 1/2 ips. Sound on sound capability. Two 1/4" mic inputs on front. Stereo analog meters on front. Input for optional remote on rear. RCA in/out on side panel. Minor scratches on top and sides, left rell arm bent. Unit is being sold as is for parts or to hobbyist.

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Akai GX-4000D

Audio Proz Inv #: 59483

7 Inch Reel, 1/4 track stereo. Excellent. Mint condition. Calibrated to rec/play. Maxwell UD and Ampex 456. Output control at #6 is 0db reference. Low use. Condition: #9

$ 388  Contact Us  

Akai GX-625

Audio Proz Inv #: 55391

4 Track, 2 channel Stereo Deck. Left/Right Line/Mic Level controls. 1/4 inch mic input on face, 1/4 inch headphone out. Tape/Source monitor, wide range low noise tape selector. 3 3/4, 7 1/2 inch tape speed. Rec mute on/off. Output level control, digital counter/minute feature. Silverface unit. Fully serviced, minor staining on face. Excellent calibration (Ampex 456/Maxell UD35). Has hub adapters and original manual. 8+ condition.

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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 M-9

Audio Proz Inv #: 51705

7" reel machine with built in preamp and speakers. Excellent condition. Contact us for details.

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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.

Akai metal 10inch 1/4" tape reel

Audio Proz Inv #: 44415

Excellent #9 condition, but box in rough shape.

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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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Calibration Tape

Audio Proz Inv #: 28063

We can make calibration tapes for 1/4 and 1/2 track machines on brand new tape. Just drop us an email request at and be sure to include you model number.

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Fostex 20/80 Pinch Roller

Audio Proz Inv #: 28909

E2B Series, Fostex # 8260203201 Pinch Roller for 1/4 inch tape. New XA910BX

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Fostex R8

Audio Proz Inv #: 54898

This is a 1/4 inch 8 track recorder/reproducer with a detachable control panel with level meters for each channel, 10 memory points, auto return, shuttle play, pitch control, memory/tape time, 6 digit LED, Dolby C NR, and RCA i/o for each channel. This is a virtually unused machine which has been fully serviced and calibrated in #9 condition. It comes with the operation manual and has been modified by us with improved motor drive belts and updates to hold in place the reel drive pulleys and tape tension pulleys. Unit has no reel lock hubs. Super calibration spec done.

$ 488  Contact Us  

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

Magnetic Reference Laboratory

Audio Proz Inv #: 53407

Reproducer calibration tape. 1/2 inch, 15 IPS EQ IEC-1 Ft = 0 & 4500 Hx. 250 NWM/M. Multi frequency 0dB. 8+ Condition Low Use. May be slightly sticky at some areas. $120 each.

$ 120  Contact Us  

Magnetophone 300 reel to reel

Audio Proz Inv #: 41134

1960's era, 4 inch reel to reel, with leather case, very good condition. With origional mic, untested proablly can work with service.

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Otari 5050 B-2HD

Audio Proz Inv #: 57447

2 track 1/4 record play. Has switch on top of head with internal speed switch - does 15, 7 1/3, 3 3/4 (internal switch reset motor speed). Has old side Otari press fit hub adapters. Heads are 75% good. Unit has been cleaned and calibrated; we re-soldered the power supply board and motor board; calibrated to semi-pro level for use with all kinds of tapes. All mechanics are good. Unit is slightly banged up, with a crack in the frame, and the wood side board has obvious dents. Face cosmetics are nice. Overall, there is obvious wear all over, but this is a good performing machine.

$ 680  Contact Us  

Otari 5050 mk3 PINCH ROLLER

Audio Proz Inv #: 42885

#10 condition, new stock!

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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 CB-116 Remote Controller

Audio Proz Inv #: 44372

Auto locator and cable. Very good #9 condition with very minor surface scuff and ding in bottom corner of remote.

$ 480  Contact Us  

We leave "SOLD" items on our website for machines that we often repair and provide parts for. This is to give you an idea of the products we typically carry, and direct you to alternatives you may not know about - we often have substitutes for out-of-stock parts, and are happy to recommend workarounds and different solutions to common problems.

Otari CB-116 Transport Controller

Audio Proz Inv #: 53318

For MX5050 MKIII -8, possibly others. With 32' cable. 2A-54C with original box. 9+ condition.

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Otari M70

Audio Proz Inv #: 58950

Remote cable 28 feet. 24 pins. 9/10 condition.

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