Audio Proz Service and Sales


Behringer Ultragain Pro-8 Digital ADA8000

Audio Proz Inv #: 37541

8-Channel A/D & D/A Converter with 8 Mic Preamplifiers and ADAT Interface. 44.1 or 48 kHz with 24-bit resolution. Phantom power. Optical I/O. Single space rack mount.

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Behringer V-Amp

Audio Proz Inv #: 36819

Guitar Multi-Effect Processor

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Behringer V-Amp 2

Audio Proz Inv #: 34830

Guitar preamp processor

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Behringer V-Amp 2

Audio Proz Inv #: 34860

Guitar modeling amp

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Behringer V-Amp 2

Audio Proz Inv #: 38831

Guitar preamp processor, amp modeler

$ 100  Contact Us  


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.


Boss ME-10

Audio Proz Inv #: 27927

Guitar Multiple Effects (compressor, overdrive/distortion, noise suppression, EQ, Phaser, Flanger, Pitch Shifter, Delay, Stereo Chorus, Stereo Reverb, Effect Loop, Tuner, Midi in/out). Functionally tested OK. Excellent cosmetic and mechanical condition.

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BSR SE-ONE Spatial Enhancer

Audio Proz Inv #: 42694

Interesting box which widens the stereo image and "ambiance" enhancement with some equalization to improve general audio clarity with "3D" LED display. RCA in/out with tape/source switch. 8" x 3" compact size. #9 Condition.

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BSR SE-ONE Spatial Enhancer

Audio Proz Inv #: 46870

Very clever phase correction and enhancement device for equalization and fattening. Unit creates a wide and thick stereo enhanced image. RCA in/out. Excellent #9 condition, professionally cleaned, serviced, tested.

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Crate GFX1000

Audio Proz Inv #: 59754

With power supply, 99 programs of incredible stereo, echos, chorus ect. multieffect. Few Guitar overdrive mostly beautiful reverbs all in stereo can be foot switched. Compact unit. Low use. #9 condition.

$ 66  Contact Us  

DBX 100 "Boom Box" Subharmonic Synthesizer

Audio Proz Inv #: 25317

Subharmonic synthesizer, the original big sounding unit, modified/upgraded for improved fidelity - call us for details.

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DBX 120A

Audio Proz Inv #: 49250

Subharmonic synthesizer with modeled waveform synthesis. Four bands of tunable harmonic enhancement, excellent for hifi systems. Excellent #9 condition.

$ 188  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.


DBX 120XP subharmonic synthesizer

Audio Proz Inv #: 28445

unit in excellent condition. completly cleaned serviced and calibrated by audio pro

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DBX 124

Audio Proz Inv #: 15359

Basic DBX noise reduction system

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DBX 128

Audio Proz Inv #: 15952

Double DBX, model 118 compander/expander (infinite compansion to 2:1 expansion), DBX II noise reduction for cassette or reel to reel

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DBX 150

Audio Proz Inv #: 62621

Type 1 noise reduction system. (4) CA 3038 IC ($8 each) faceplate #8+ ICs, switches, buttons, etc, 7- condition CALL

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DBX 1BX

Audio Proz Inv #: 40426

Audio processor/range expander, excellent cosmetics. 0-50% expansion control, tape monitor, pre/post selector, transition level control, gain change LED metering. RCA in/out to quad coupler, stereo in/out, stereo recorder in/out. Completely cleaned, serviced, and calibrated. Rack ears available at extra cost. Condition: 9

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DBX 1BX Series II

Audio Proz Inv #: 55472

1 band dynamic range expander. Expansion/Transition level faders. Expander pre/post/bypass, monitor source/tape controls. 9/10 condition.

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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.


DBX 1BX- II

Audio Proz Inv #: 55826

1 band dynamic range expander, slider controls, a single space rack mount. Expansion, transition, pre, post, bypass. Has silver rack ears, excellent for phono playback enhancement, reduces noise for tape, excellent calibration. Original box and packing, two minor scratches on top cover. 9+ condition.

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DBX 1BX-DS

Audio Proz Inv #: 47172

Impact restoration and signal expander/compressor. Excellent #9+ condition, professionally serviced and tested. With rack ears included.

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DBX 224, 163, wood side boards

Audio Proz Inv #: 71758

(PAIR) fits various early version, DBX processors 6 1/2 inch long 1 3/4 high, walnut, with screws, #9 Condition

$ 16  Contact Us  

DBX 228 Dynamic range expander.

Audio Proz Inv #: 28044

One space rack mount. Unit performs disc encode as well as tape encode/decode.

$ 200  Contact Us  

DBX 263A

Audio Proz Inv #: 40159

new in the box.

$ 170  Contact Us  

DBX 263A

Audio Proz Inv #: 55208

De-Esser half rack unit. High frequency/ broadband selector, "more" fader with LED indicator, frequency control. HI-2 1/4 inch in on face, In/out 1/4 jacks on rear. Can be used as either full band reduction or high frequency notch control, also can thicken low level compression. Virtually unused, light scuffs on top. No rack ears. 9 condition.

$ 88  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.


DBX 3BX

Audio Proz Inv #: 72149

Older larger size machine, big LEDs wood sides, unit has plug in board design VCA, is the thicker bolder sounding unit, various update mods Tl072 op amp, calibration cleaning, condition #9 

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DBX 3BX

Audio Proz Inv #: 55495

The early version, with big LED and wood sides. This unit has all IC socket design with lowest noise version LF353 op amps, and discreet VCA cards for all 3 bands. Design uses poly-carbonate filter, coupling capacitors in crucial audio stages. Unit calibration is +/- 1 dB over 80 dB dynamic channel to channel accuracy. Unit has been completely cleaned (including connectors) and calibrated, and is cosmetically excellent (#9+). Overall condition: 9

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