Audio Proz Service and Sales


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  

Ferrograph Super 7 handbook and schematic

Audio Proz Inv #: 45601

Super Seven handbook with schematics and parts lists. Original manual, very good condition.

$ 34  Contact Us  

Ferrograph series 75 "super seven" recorder maintenance manual

Audio Proz Inv #: 59953

Complete with full size fold out schematics. #8 condition

$ 44  Contact Us  

Eventide SP 2016 Instruction Manual

Audio Proz Inv #: 51613

40 pages bound, original and complete. Excellent condition.

$ 24  Contact Us  

Ensoniq Mirage Sampling Keyboard

Audio Proz Inv #: 59347

Advanced Sampler's guide, original print, step by step sampling tutorials, sampling theory, techniques for multi sampling, looping. Does not include operating system diskettes! 9/10 condition, very excellent machine.

$ 22  Contact Us  


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.


Ensoniq ASR-10 Musician's Manual

Audio Proz Inv #: 51292

Version 3 OS, includes OS-v300 operating system disk, part number 8530000112

$ 24  Contact Us  

Encyclopedia of Electronic Circuits Volume 3, Rudolf F. Grant

Audio Proz Inv #: 48488

850 pages, excellent condition. Very important manual of circuits! Amplifiers, bridge circuits, delay circuits, function generators, inverters, oscillators, solid-state relay circuits, Tesla coils, video circuits, etc.

$ 24  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  

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.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Electronics and Nucleonics Dictionary by John Markus

Audio Proz Inv #: 44865

Approximately 750 pages, copyright 1960. Dictionary slanted toward physics and chemistry but also applicable to audio. Good #8 condition.

$ 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.

SOLD  Contact Us  

Contact us about similar items or replacement parts.


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.


Electronic Circuits by E.J. Angelo

Audio Proz Inv #: 45377

450 pages, very good condition. Sections include: The ideal diode, Practical rectifiers, Ideal amplifiers, The Basic/Practical vacuum triode amplifier, Basic/Practical transistor amplifier, Multigrid vacuum tubes, Analysis of piecewise linear circuits, Network theorems.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Electrix Repeater user manual

Audio Proz Inv #: 50286

Mint condition original.

$ 12  Contact Us  

Electrix Filter Factory manual

Audio Proz Inv #: 46653

Original owner's manual for Electrix Filter Factory analog high order filter. Excellent condition.

$ 12  Contact Us  

Electrical Measurements in Theory and Application

Audio Proz Inv #: 49131

by Arthur Smith, 371 pages. General principles; ammeter and voltmeter methods; ballistic-galvanometer and condenser methods; the current galvanometer; the Wheatstone bridge; measurement of current; electron tubes. This is a must-have reference for amateur hobbyists! Excellent condition.

$ 12  Contact Us  

Electone US-1 Service Manual

Audio Proz Inv #: 45501

Original manual in excellent condition.

$ 8  Contact Us  

Dolby Model 360 Instruction Manual

Audio Proz Inv #: 45549

Original manual in excellent condition.

$ 18  Contact Us  


OUT OF STATE CUSTOMERS:
Contact us if you are interested in purchasing an item.
We prefer PayPal payments.
We only ship to VERIFIED PayPal Addresses
For customers who do not have a PayPal account we also take Credit Card over the phone.

Please be aware that there is a minimum $4-$6 to ship any part.


Dolby Laboratories Model 330 instruction manual

Audio Proz Inv #: 49625

in hard leaf book. Excellent condition.

$ 28  Contact Us  

Dolby Cat Card 248 manual

Audio Proz Inv #: 45598

Module installation, alignment, and operating instructions. Original manual, excellent condition.

$ 18  Contact Us  

Delta Lab Echotron ADM-4096 manual

Audio Proz Inv #: 46649

Original owner's manual, excellent condition.

$ 6  Contact Us  

Crown VFX-2A Instruction Manual

Audio Proz Inv #: 45525

Original manual in excellent condition.

$ 12  Contact Us  

Crown Service Manuals and Schematics Binder

Audio Proz Inv #: 52151

Big set of Service Manuals and schematics for Crown products. Includes full service manuals and schematics for: DL2 Stereo Controller, Straight Line One Preamp, Power Line One Amplifier, SA-2 self-analyzing amp, D75 power amp, P/SA-2/D/X, FM-1 tuner, RTA-2 real time analyzer. All in excellent condition. Sold individually or as full set. Call for individual pricing.  Condition #9

$ 60  Contact Us  

Crown IMA Instruction Manual

Audio Proz Inv #: 45526

Original manual in very good condition with some writing on front page.

$ 14  Contact Us  


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.


Crown IMA Instruction Manual

Audio Proz Inv #: 45527

Original manual in excellent condition.

$ 16  Contact Us  

Crown IC-151A Instruction Manual

Audio Proz Inv #: 45480

Original manual in very good condition with some writing on one page.

$ 8  Contact Us