Audio Proz Service and Sales


Marantz PM-7200

Audio Proz Inv #: 39983

Integrate amplifier. Remote, Manual, and Box. Excellent modern audiophile build quality design. (modular boards/high quality parts). Input relay switching. 5 line input (1 tape, high quality phono). Basic Bass-Treble Eq. Class A. Mint Condition, Like new.

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Maxi-Mouse Portable Guitar Amp

Audio Proz Inv #: 39841

Sidewalk Street Performer Guitar Amp, Treated Cone (Latex), w/AC charger. new batteries installed, all switches and controls cleaned, completly serviced, new input jacks installed. excellent cosmetic condition. SN:5903

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Technics SE-9060

Audio Proz Inv #: 38973

Pro rack mount amplifier. Excellent build quality. Condition is like new, impeccable with box and packing, all serviced and cleaned and mechanically and cosmetically in top condition.

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Behringer HA-4700 Powerplay Pro-XL

Audio Proz Inv #: 38800

Powerplay Pro XL 4 channel Headphone amp. More units are available

$ 110  Contact Us  

GLI Pro GA-75

Audio Proz Inv #: 37353

Stereo power amp, 3-space w/VU meters. Awesome very well built high current 100 watt amp with meters and level controls, 2 speaker switches. *** Modified power supply, Improved upgrade audiophile grounding done***. 

$ 380  Contact Us  


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.


GLI A-6600 Mod RevII

Audio Proz Inv #: 37185

Integrated Amp, 80-watt per channel, high-current design. Excellent hi-fi amp w/ remote. Mod RevII, Star ground mod - headphone, chassis and power supply, Upgrade audiophile phono pre. New Unit

$ 290  Contact Us  

Behringer Europower EP1500

Audio Proz Inv #: 36807

2 x 700 Watts into 2 Ohms, 1400 Watts into 4 Ohms bridged operation. Signal and clip LED indicators. Balanced XLR and 1/4" TRS inputs.

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GLI Pro GA-75 Stereo Power Amp

Audio Proz Inv #: 35443

3 space rack design with large VU  meters  (vinc unit)   Awesome very well built high current 100 watt amp with meters and level controls, 2 speaker switches. *** Modified power supply, Improved upgrade audiophile grounding done***. 

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Adcom GFA-7300

Audio Proz Inv #: 34317

5-ch Amp

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QSC PLX1602

Audio Proz Inv #: 33200

Step-up rail voltage design for high powered use, actually not a modern digital amplifier, lightweight amp, very super reliable design, Condition #8 Low use rental

$ 480  Contact Us  

QSC PLX-1202

Audio Proz Inv #: 33199

Lightweight, switching mode amplifier, 221b

$ 440  Contact Us  


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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.


QSC PLX1202

Audio Proz Inv #: 33198

Lightweight switching pwr supply design, road case available, please inquire!

$ 550  Contact Us  

Rolls RA62

Audio Proz Inv #: 32700

headphone amp, 6 separate headphone outs, each channel has individual level control and insert, main in and stereo in, as new in box

$ 148  Contact Us  

Rane HC6

Audio Proz Inv #: 29239

headphone amp, excellent condition, demo unit, with improved grounding and power supply

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Parasound HCA-1200

Audio Proz Inv #: 28849

200W per ch., excellent relay protection circuit, modified to improve heat stability and ground loop problems.

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ADA Microfet 100

Audio Proz Inv #: 28422

A/B channel volume controls, Presence control, Peak Levels (LED), 1 rack space, 1/4" inputs, unit as new in plastic

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Adcom GFA-535 power amp

Audio Proz Inv #: 28213

Excellent cosmetic condition. Speakers A/B selectable. RCA inputs 60watts/ch at 8 ohms, 100watts/ch at 4 ohms. Serviced and bench tested.

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Email Us or call (617) 926-8020 for more information about ADA modifications and repairs.


Roland JC-120

Audio Proz Inv #: 28147

Jazz Chorus 120 combo amp. Excellent cosmetic condition. Completely cleaned and checked out. This version is at least mid period or later. Very low use (in home environment only). Great fidelity and clarity, any good effects will sound great through this. Very well done Roland equipment, in excellent #9 condition.

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Marlboro Guitar/Bass Amplifier #520B

Audio Proz Inv #: 27914

15"inch driver, inputs: bass/guitar/flat. Controls: volume/bass/treble. Modified power supply switch. (3x) ruggedized board, power on indicator lamp, tolex (black) with metal corners. Unit has been double checked.

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Marshall 9005

Audio Proz Inv #: 27842

4-space rack design Stereo power amp, full TUBE design, Audio Pro modified. Designed by Marshall the Guitar amp co. Dual EL 34, converted to home audio quality hifi amp. Ruggedized, fresh tubes, call for details.

$ 780  Contact Us  

Yamaha CA800

Audio Proz Inv #: 27821

Integrated Amp, independent switching, A/B tape dubbing, 2 phono inputs, RFI, power supply improvement update. 1 channel amp repaired. A little worn but AOK.

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Scott 299c Amplifier

Audio Proz Inv #: 27708

H.H. Scott 299c Amplifier. Mostly fresh tubes, Lots of P.S. updates, decent cosmetics, (no dents, minor scratchin at edge of faceplate, all lettering intact)

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Behringer HA-4000

Audio Proz Inv #: 27522

High power headphone distribution amplifier w/ AC cord and manual - 1/4 inch balanced main ins and outs - 4 channels with 2 headphone outs/ch. (stereo) - FRONT PANEL: direct input and level control, left/right mute, mono switches, headphone out, aux in, mix control (aux-main) - channel level control

$ 150  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.


Marantz MA600

Audio Proz Inv #: 27429

Integrated Amp, 2 phono in, tuner in, aux in, 2 tape monito in, 2 independant speaker outs, 5 band EQ, excellent amplifier design - Nice Style. Modified to improve grounding and power supply, unit is all cleaned and serviced

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Crown D150

Audio Proz Inv #: 27050

Older version all repaired updates done fresh capacitors in audio circuits and power supply. Unit has cosmetic damage on side of face plate, no rack ears, excellent performing condition

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