Audio Proz Service and Sales


Tascam 34 Boards

Audio Proz Inv #: 62930

(4 available) Record/play amplifier boards PCB - 120 Part 52100748-01 $108 (1) Main Motherboard 5210074700 $48 (1) Master OSC block 150KHz 52922015, good condition, pulled from working unit $28 Condition #9 Call for best price.

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Tascam 32 Heads (Rec, Play, & Erase)

Audio Proz Inv #: 70796

 53783019   2 Track. Heads are 75% good or better. Could be lapped to 95%. Has good wear path. All heads are mounted pm original plate. Similar heads with similar wear perform near perfect with minor calibration. Price is for all 3 heads. Call 617-926-8020 for individual pricing.  

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Otari 5050B MK III

Audio Proz Inv #: 62308

8 track, inventory (call), partial machine. (1) Main board ($168), Knobs switches (call). (1) Capstan motor ($248). (2) Side, boards #8+ ($48), Some channel board.  Meters ($8), Reel table (88$) All heads excellent (call). Condition #9


A Part like this to ship overseas out of the USA can be a minimum of $24-$34

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TEAC many models A2300A

Audio Proz Inv #: 61737

(1) pair of TEAC veneer rosewood look, #8 condition.  A few minor very small dings on the corners, paint smudge on back area($30). 8 screws and cup washes for mounting sides #8 conditions ($12)

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TEAC/Tascam 1/4" Reel NAB hub

Audio Proz Inv #: 62622

(2) Locking Hubs. Brown/Grey color. 1 hub has worn center. Still work well. Used very good 8+ condition. (priced indvidually. 30 for worn one, 40 for unworn)

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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.


Tascam 34 Pinch roller

Audio Proz Inv #: 62194

(1) Pinch Roller only ($12), (1)  Roller With cap+washer ($24), Will fit most TEAC'S that use 1/4 inch pinch roller. Used, very good #9 condition, salvage unit. 

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Otari MX-5050 Black Side Panels

Audio Proz Inv #: 62705

(1 pair) (8 1/8"W x 20 1/4"H). Vinyl wrapped, with holes for handle/grips, No cups. Used good 7+ condition. (left front corner chipped, scuffed vinyl upper right panel). 

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Tascam 34

Audio Proz Inv #: 61662

(1) Metal top cover ($16) #8 condition. (1) Black panel plastic (more  available) #8 condition.

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Tascam 34

Audio Proz Inv #: 62261

(1) Power button, red-orange colored, ($4). (3) Function button, with locking cups, Ivory colored ($3). (1) Power switch, 4amp switch ($4). Used, 8+ good condition from salvaged unit.

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TEAC A-3340 S Head Block

Audio Proz Inv #: 71844

4 Track Tape 1/4 inch, 4 Channel 4 tracks, Contains: Erase # 50664110, Record 50664250, Playback Heads, Mounting plate with spring and screws, Heads appear good but surface corrosion on mounting plate of head cover, used good condition, salvaged from unit, frame head housing is rusty, Heads can be lapped near perfect, ask on call for more information, #7+ Condition

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Pioneer PR-101 Reet

Audio Proz Inv #: 70149

10.5" anodized aluminum reel for 1/4" tape, Pioneer logo, All lettering intact and crisp, Original supplied with Pioneer 10" open reel unit RT901/909, Excellent condition 9+

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If you are having trouble finding parts, enter the name into our search bar at the top of the page. Please be aware there is a minimum $4-$6 to ship any part. International orders will be $14-$16 to ship for anything larger than an envelope. Shipping costs are non negotiable, so please, PLEASE do not ask for a part, or for us to search for, or quantify a part if you cannot pay for the shipping.


Revox "O" ring

Audio Proz Inv #: 61966

for B77, A77 + PR99 Reel Hubs w/ nylon tensioners. #10 New.

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Tascam 34 Capstan Axel

Audio Proz Inv #: 63521

Trim piece for axel & Pinch arm assy. 

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TEAC 3300 Complete machine but for parts

Audio Proz Inv #: 64254

Relay board problematic, good reel table 8+(SOLD), head cover ($28), Heads #7 can be upped to #9($60), Sideboards #7+ (SOLD). Call for other parts ALL #8+ condition

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Teac X1000R Logic IC

Audio Proz Inv #: 70455

Special logic IC for Teac X1000R, IC 5220803400, Part probably is good, was salvaged, not certain, Condition #8  (Audio Pro in house use only!)

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Pioneer RT-909 Top Front Face Plate

Audio Proz Inv #: 70576

No rack scratch. As good as it gets without it being new. 5 inch width. #9 Condition. 

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Pioneer RT-909 Bottom Front Plate

Audio Proz Inv #: 70577

Comes with all buttons. no rack scratch. #9 Condition. As good as it gets. 

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We know you have many options for purchasing audio equipment and parts, and we truly appreciate your business.  We strive to offer good products at competitive prices.  While we can't always match the prices of one isolated reseller, we make up for it by carefully selecting, testing, and finding unique and special rare parts, and we are here for the long run.  We guarantee everything we sell and we hope it helps you to enjoy a great listening experience.

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.


Pioneer RT-909 Buttons and Switches

Audio Proz Inv #: 70588

Power switch - $6. Power shift shaft - $12. Cover screws. Counter button (IN DEMAND ITEM!) - $12.

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Pioneer RT-909 Back Panel (2 Pieces)

Audio Proz Inv #: 70571

Back Panel both top and bottom pieces. 1 Back Panel - $16.00. 1 Bottom Plate - $22.00

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Pioneer RT-909 F.I.P Display

Audio Proz Inv #: 70566

Pioneer RT-909 F.I.P Display. RWX-338-0. Has seen 10 years of use but clean and bright #8 Condition.

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Pioneer RT-909 Main Logic Servo Motor Control

Audio Proz Inv #: 70574

RWG-105E, RNP-748. Relay cleaned and tested. Board salvage tested good. #9 condition. 

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Pioneer RT-909 Master Board w/ Controls

Audio Proz Inv #: 70565

RWX-340. All controls and switches complete. Known tested good. Call us and we might dismantle for specific parts. #8+ Condition.  

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Pioneer RT-909 Various Parts

Audio Proz Inv #: 70587

Misc Parts - Call. Side Frames (Left and Right) - $22 Each. Handle Cups - $14 Each. Solenoids - $12. Pinch Roller/Arm Lifter Complete L/R - $32/ea 

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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.


Tascam 388

Audio Proz Inv #: 70606

Rec Play Amp PCB  -  52101769-01   Pulled from a working unit.  #9 Condition.  (vinc only)

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Tascam 388 Transport Parts

Audio Proz Inv #: 70632

1 Reel Table #9 Condition - SOLD. 1- Left side brake band assembly $24, 1 Take Up Flutter Roller 1 1/4" - $32. 1 CAP 1 1/4" - $14. 2 Flutter Roller Tension Arm Assembly L/R - $28/ea. 2 Reel Motors #9 Condition - $88/ea. 1 Pinch Roller #9 Condition - $24. 1 Pinch Roller Cap #9 Condition - $22. Call to check on any other parts not listed.

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