Audio Proz Service and Sales


Yamaha TC-920B Stereo cassette deck

Audio Proz Inv #: 28111

Excellent condition. Front panel mic or line recording, balance trim bias fine trim, subsonic, filter , focus, dolby,mpx filtering, fast and slow metering, adjustable input,and output levels, time, record, flourescent metering, punch in recording. Meters read 2db low, ok to record peaks in +2db Replaced main belt cleaned switches, pots, and faders, replaced and tightned fuses. Excellent performance, very servicable deck!!

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Yamaha MT120

Audio Proz Inv #: 48349

Very compact 4-track recorder and mixer. DBX noise reduction, dual 5-band EQ. Very basic and easy to use, compatible with Teac. Mint condition. (may have been sold)

Contact Us  Contact Us  

Yamaha KX-W232

Audio Proz Inv #: 70857

Dolby, 2 Decks 1 records, Record punch in, Remote control capability, excellent wow + flutter, Excellent fidelity, Excellent speed calibration. #9+

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Yamaha KX-W162 Dual cassette player

Audio Proz Inv #: 56619

Excellent performance with Dolby B&C noise reduction and a nice, basic design. (no auto reverse transports) New belts. Very low use, minor stains. Condition: 8-

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Yamaha KX-230

Audio Proz Inv #: 52210

Needs service. counterbelt, polish head. But if repaired #9 condition machine.

$ 28  Contact Us  


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.


Yamaha K-720

Audio Proz Inv #: 43323

HX-PRO Dynamic Bias Servo. DBX and Dolby noise reduction types B&C. 2 mic inputs. Reverse mode. 110/120/220/240 volt selection. Excellent #9 condition mechanics, #8 condition cosmetics with some minor but obvious scratches. Professionally cleaned, serviced, calibrated. (missing stock item)

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Yamaha K-550

Audio Proz Inv #: 54004

Needs main drive belt (standard belt kit) needs counter belt. Motors JC-00066 16 VDC. JC-00065 12VDC 22000 RPM. Silverface, meters. 8 Condition needs belts.

Contact Us  Contact Us  

Wollensak/3M 2551AV

Audio Proz Inv #: 14663

A-V cassette system model 2551-AV, Mic missing, projector sync capability.

Contact Us  Contact Us  

Ultrx RD-C21

Audio Proz Inv #: 71732

Basic machine. DBX, Dolby B C. Mic line in. Actually this machine performs excellently. Calibrations for speed, wow, flutter spec amazing! And rec/play is as good as a very expensive deck. Low use condition with good belts. Condition 9

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Technics SH-8017

Audio Proz Inv #: 41770

7 band basic equalizer, slim design, tape source selector, #9 condition with some minor scratches on top

$ 66  Contact Us  

Technics RS-TR373

Audio Proz Inv #: 41963

Double casette, HQ 26881, 1 deck REC Auto Reverse, 2 deck auto reverse, 2x dubbing, cleaned all mechanical heads, rubber, etc. Calibrated speed, excellent performance, heads are 80% good, new belt on one side. Unit performs great! Very good condition overall with minor scratches on case. New lower price!

$ 110  Contact Us  


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.


Technics RS-TR311

Audio Proz Inv #: 70532

Double deck, both transports auto reverse, one record, one playback only. Top Quality performance, low wow flutter, Audio Pro service and careful calibration !!!!, Good belts. #9 condition.


SOLD  Contact Us  

Contact us about similar items or replacement parts.

Technics RS-TR232

Audio Proz Inv #: 62343

Double cassette deck. 1 side play 1 direction, 2nd side REC/PLAY, Auto Reverse. Calibrated, basic maintenance performed. Machine has very low use time. Condition: 9.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Technics RS-M226

Audio Proz Inv #: 9290

with box and packing, cleaned and calibrated. 220V.

$ 140  Contact Us  

Technics RS-B78R

Audio Proz Inv #: 52174

auto reverse stereo cassette deck, 2 motor, dolby B & C w/DBX, excellent deck, makes nice recording, low use, condition 9

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Technics RS-B555

Audio Proz Inv #: 41709

Simple cassette, super quality**** as good as Nahamed, excellent mechanical, has no use, but has scratches on top cover. condition #8+ has scratches on top cover. Direct drive, super stable capstan motor, mic in, dolby BC, Digital matches, headphones, unit all cleaned & calibrated, maxell tape, no belt design.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Technics RS-B14

Audio Proz Inv #: 61238

Basic excellent deck, silver face, FIP display, mic inputs, cue, review, Dolby B&C phones, recent belts, excellent calibration, low use, #9

SOLD  Contact Us  

Contact us about similar items or replacement parts.


Please note: all of our cassette machines are in near perfect condition. We only resell machines that are in excellent condition and completely serviced and calibrated. If any unit has cosmetic wear or defects, they will be noted in the listing.


Technics M235X

Audio Proz Inv #: 60753

Silver face, DBX, 2 motor MX-head single cassette recorder. L&R mic inputs. Microprocessor logic control system. Auto tape select. Fluorescent meter/peak hold. Completely cleaned and calibrated. #9 condition.

$ 148  Contact Us  

Technics M205

Audio Proz Inv #: 71733

Basic design. Dolby. Mic. Silver face. Meters. Excellent performance. Wow, flutter, rec, play all good. All service done. Condition 8

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Teac W-865 R

Audio Proz Inv #: 54652

Double auto-reverse cassette deck. Dual record, normal/high speed dubbing. Mic level/pitch control for deck A. Dolby type B noise reduction, HX pro. Black face, digital display, timer. Low wow and flutter. Excellent speed stability. Like new, virtually no use time, slight dents on top. #9

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Teac W-660R

Audio Proz Inv #: 41688

Stereo double cassette deck with double auto-reverse. Both decks play, one deck records. Exceptional wow and flutter spec. Virtually un-used unit, fully cleaned and speed calibrated,. #9 condition, with manual. 

$ 210  Contact Us  

TEAC W-460 C Double Deck

Audio Proz Inv #: 71722

One direction only.  Super Quality deck for wow flutter, calibration etc.  Dolby B&C. Continuous play timer. Headphone.  All basic service done, calibrated for Maxel UD tape, Black face with nice look, virtually no use. Cover slight wear. Nakamichi Quality machine!, 9 Condition

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Teac V-909RX

Audio Proz Inv #: 27394

Auto Reverse Stereo Cassette Deck w/ wooden case. Unit is in near perfect mechanical and cosmetic condition! Front panel features: Play/Rec timer, digital counter w/ display options, DBX NR, Dolby B+C NR, auto reverse, fade in+out controls w/ fade speed adjustment, rec levels L+R, memo mark, tape type selection, blank scan, alarm, L+R mic inputs, output level control, optional remote input. Back panel features: stereo RCA I/O. Excellent wow and flutter, rec punch in available in both directions.

SOLD  Contact Us  

Contact us about similar items or replacement parts.


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.


Teac V-400X

Audio Proz Inv #: 62256

Stereo Cassette deck, Very good machine. All electronic controls/logic. Left + Right Mic inputs. 1/4" Phones jack Timer Play/Rec/Off. 26 segment peak LED meters. Unit has punch in record capability, nice quality vintage cassette, silver, with large peak meters. EJECT SPRING TO RELEASE DOOR NON FUNCTIONAL - PULL ON TAPE TO OPEN - GEAR DRIVE DOES MAKE SOME NOISE. Used good condition, Complete calibration. #9 condition

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Teac RC/O Remote

Audio Proz Inv #: 22307

for modern Teac machines

$ 90  Contact Us