Audio Proz Service and Sales


Fundamentals of Electronic Devices, 3rd Edition

Audio Proz Inv #: 44870

500 pages. Information about all kinds of circuit parts, concepts, uses and specs. #9 condition.

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Complete Handbook of Magnetic Recording

Audio Proz Inv #: 44871

A book about everything concerning magnetic recording, including reel to reels and hard drives. Lots of deep technical information. 600 pages. Excellent condition.

$ 22  Contact Us  

Electronics for Communication Engineers

Audio Proz Inv #: 44872

Approximately 600 pages, circa 1950 to 1970. #7 condition due to ripped spine.

$ 10  Contact Us  

Electronic Music Circuits by Barry Klein

Audio Proz Inv #: 44873

Approximately 300 pages, copyright 1982. Great for hobbyists and advanced technicians; excellent circuits on old style synths, including Moog. Good #8 condition.

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FM Simplified by Milton S. Kiver

Audio Proz Inv #: 44875

Approximately 440 pages, copyright 1951. Lots of info on FM circuits, alignment, and all tube tuners. Very good #9 condition.

$ 12  Contact Us  


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.


Fundamentals of Electricity by Dull and Idelson

Audio Proz Inv #: 44887

Charles Dull and Michael Idelson, 1943. Approximately 440 pages. Very cool book, old but still usable information on electronic concepts and designs for advanced hobbyists. Excellent #9 condition.

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The Radio Amateur's Handbook by Byron Goodman

Audio Proz Inv #: 44888

Approximately 80 pages, copyright 1964. Great general information about all things electronic. Lots of tube info. Good #7 condition.

$ 6  Contact Us  

Theory and Problems of Acoustics

Audio Proz Inv #: 44889

By William W. Seto, 195 pages, copyright 1971. Important for an audiophile or engineers. Good #8 condition.

$ 10  Contact Us  

Advances in Electronics and Electron Physics Vol 72

Audio Proz Inv #: 44890

Edited by Peter W. Hawkes, 342 pages, copyright 1988. A very advanced book but full of useful info even for audiophiles. Very good #9 condition.

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Electronics Dictionary by John Markus

Audio Proz Inv #: 44891

745 pages, copyright 1978. Simply put very usable info on all components, parts, and concepts. Very wide range of alphabetically sorted information! Very good #9 condition.

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Practical Oscilloscope Handbook

Audio Proz Inv #: 44892

by H. Bierman, P. Bierman, and R. Turner, copyright 1964, 184 pages. Learn how to use the oscilloscope! Very good #9 condition.

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Re: International Shipping: We ship internationally often and have yet to encounter a problem or complaint. We are very careful to test the equipment before it’s packed and then to double box the machine with added protection when needed for front panels, etc. We are not amateurs or an ebay store; we know these machines very well and know what it takes to get them to you safely. We use USPS priority internationally which seems to be the cheapest. If you prefer another carrier (you should know who delivers to your area reliably) please let us know. Also please be aware of any tariffs that you may be responsible for upon pick up on your end. International shipping may be expensive but we will make sure it is not a headache on top of the cost. PLEASE NOTE THAT SHIPPING INTERNATIONALLY WILL BE A MINIMUM OF $16 EVEN FOR SMALL PARTS.


Principles and Practice of Radio Servicing

Audio Proz Inv #: 44893

by H. J. Hicks, copyright 1943. 391 pages. Includes lots of tube circuit information. Very good #9 condition.

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Active Networks by Vincent Rideout

Audio Proz Inv #: 44901

485 pages, copyright 1954. Wide range of tube audio info, including equalizer circuits with mathematical calculations and wave theorem. Good #8 condition with back cover binding ripped.

$ 6  Contact Us  

Tascam 234 manual set

Audio Proz Inv #: 44917

Includes Owner's Manual, Service Manual, and schematic. All original, no photocopies!

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Audio Distributors 1978 catalog

Audio Proz Inv #: 44939

An interesting vintage item! Equipment for broadcast, sound, and recording. #7 condition with loose binder.

$ 6  Contact Us  

Radio Shack Engineer's Mini Notebook

Audio Proz Inv #: 44940

Basic info on semiconductors, op amps, schematic symbols, and basic circuits. Excellent information for hobbyists.

$ 6  Contact Us  

Active Filter Cookbook by Don Lancaster

Audio Proz Inv #: 44941

Copyright 1975. Still totally usable information on op amps and all types of equalizer and filter design. Excellent #9 condition.

$ 14  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.


ABC's of Integrated Circuits

Audio Proz Inv #: 44942

by Rufus P. Turner. Excellent condition.

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Tascam 244 Portastudio Service Manual

Audio Proz Inv #: 44944

Photocopy. Copyright 1982. Very good #8 condition.

$ 14  Contact Us  

Tascam 244 Portastudio Service Manual

Audio Proz Inv #: 44945

Original. Copyright 1982. Includes schematic. Excellent #9 condition.

$ 22  Contact Us  

Teac RX-9 Owner's Manual

Audio Proz Inv #: 44948

Includes schematic and several languages. Excellent condition.

$ 8  Contact Us  

Teac RX-9 Service Manual

Audio Proz Inv #: 44950

Service and Operations Manual. Excellent condition.

$ 12  Contact Us  

Tascam RS-20 Owner and Service Manual

Audio Proz Inv #: 44951

Excellent condition.

$ 8  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.


Teac PD-500 Owner's Manual

Audio Proz Inv #: 44952

Excellent #9 condition.

$ 8  Contact Us  

AKG Mic Technical Data

Audio Proz Inv #: 45098

Packet of technical data; for D-109, D-160E1, D-125E, C-500, BX5 portable stereo reverb, B-1E, N-62E, N-62ET, N-66E phantom power supplies. Very good #8 condition.

$ 12  Contact Us