Audio Proz Service and Sales


Roland XV-5050 synth module

Audio Proz Inv #: 45090

Great sounds from the beautiful to the bizarre! Four individual 1/4" outs; MIDI thru, out, in; USB in; 64 editable voices; built in multi-effects; with box, packing, and PC drivers (manual not included but freely available at Roland.com). Excellent #9 condition.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Akai S612 sampler

Audio Proz Inv #: 44937

MIDI digital sampler. With mic and line inputs. One Shot and Looping modes. Reverse mode. LFO section with speed, depth, and delay time controls. Overall Tune control. Excellent #9 condition.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Roland MC-909

Audio Proz Inv #: 44858

Left listing up because we may possibly be able to repair these, and may be able to get power supplies. Sampling Groovebox. 64-voice workstation with 16-track sequencer and hundreds of sounds, patterns, and rhythm sets.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Akai MD280 sampler disk drive

Audio Proz Inv #: 45535

3.5" floppy disk drive to connect to S612 sampler. Includes 36 disks. Very good #8 condition.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Roland JX-3P Synthesizer

Audio Proz Inv #: 45712

We love this analog polyphonic synthesizer! DCO (digitally controlled oscillator) technology marries the ease and stability of digital with the warm, desirable sounds of analog. 32 factory programs and memory for an additional 32 user programs. 128-step, six part sequencer can be triggered by sync voltage from external drum machines and other devices. PG-200 Controller available for real-time control of all parameters and patches. Excellent #9 condition with one tiny dent at upper corner of face, almost invisible.

SOLD  Contact Us  

Contact us about similar items or replacement parts.


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.


Roland PG-200 Waveform Controller

Audio Proz Inv #: 45711

For JX Series synthesizer. With original 6-pin cable included. Has some non-original knobs, otherwise excellent #9 condition.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Yamaha DX-7 voice ROM

Audio Proz Inv #: 44920

#3: A Master Group, B Keyboard & Plucky Group. Excellent #9 condition.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Rythem Ace

Audio Proz Inv #: 19320

"Multivox" style rhythm machine, serviced/cleaned, modified tempo knob for wider range, added power supply shielding, very quiet.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Moog PolyMoog parts

Audio Proz Inv #: 47420

Key filter voice board (980-040156-003) $48 new, B10K x2 fader $18 new, D10K fader $14 new with knob, 980-040148-003 $32 new.

Contact Us  Contact Us  

Roland U-20 parts

Audio Proz Inv #: 47806

We have various parts and service available for the Roland U-20 synth. Contact us!

Contact Us  Contact Us  

Alesis HR-16

Audio Proz Inv #: 47877

Very powerful drum machine sequencer with MIDI in/out, fully tunable drums, and velocity sensitive pads. Excellent, mint #9+ condition with manual, box, and packing. Professionally serviced and tested.

SOLD  Contact Us  

Contact us about similar items or replacement parts.


Check us out on facebook.

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.


Roland MKS-50

Audio Proz Inv #: 48399

Rackmount synth module with power cable and manual. Excellent #9 condition with very minor scratches on edge. Very low use time.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Yamaha DX7

Audio Proz Inv #: 48438

Excellent #9 condition with new battery installed. Unit has seen virtually no use time. Includes DX-7 ROM cartridge. Unit needs to have internal voices reset and reloaded.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Sequential Circuits 610 Six Trak

Audio Proz Inv #: 48422

Keyboard synthesizer with sequencer. Excellent #9 condition, professionally serviced and tested.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Sony MFD-2DD micro floppy disk

Audio Proz Inv #: 48648

New. Used with older Akai and others. Now a very hard to find storage media! 8 pieces available.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Muse Receptor 1.00

Audio Proz Inv #: 70958

Multi function voice sampler. Unit appears to have problem booting up (but does) due to problematic power supply caps. Unit looks perfect! #7 condition. 

Contact Us  Contact Us  

Roland Juno 2

Audio Proz Inv #: 50184

Excellent condition, professionally and carefully cleaned, calibrated, and thoroughly tested. No disappointments here! Vince personal low use Call Us, priced to market Condition #9

$ Call  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.


Rhodes Chroma AC Transformer #30-5710601-2

Audio Proz Inv #: 51009

Excellent condition, probably never used.

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Roland SP-404SX

Audio Proz Inv #: 57935

Unit eradicated not in stock. Failed machine, unknown electronic problem. Just no function. Excellent cosmetics, no power supply. 7/10 condition.

Contact Us  Contact Us  

Casio SK-1 (Sampling keyboard synthesizer)

Audio Proz Inv #: 62803

Built in speaker + microphone. 32 key design ( (1) broken missing Ab key). AC power adapter can be supplied for additional cost. Tests fully functional, missing Ab black key on highest octave *Missing battery cover. #7 

Contact Us  Contact Us  

Roland SP-700 16-Bit Sample Player

Audio Proz Inv #: 61700

16-bit sampler, Every memory card is stacked, Unit powers on and receives MIDI signal, cycles through all functions, works, just unable to check for sound out because no volumes loaded into banks, Unit came from studio, reported fully working, Some rack rash and minor wear, cosmetic condition good, Condition #8

SOLD  Contact Us  

Contact us about similar items or replacement parts.

Roland V-Drums HD1

Audio Proz Inv #: 70814

3 cymbals, 3 toms, 1 snare drum (remo) 1 hi-hat (foot pedal) 1 kick drum (foot pedal) MIDI Out, headphone/line out (1/8" mini), metronome/tempo adjust. 5 program kits. PM-01 powered speaker (with original 9v 2 amp supply) 2nd AC cord. Speaker missing 2 adjuster clamps. Quick test - all devices function.

Contact Us  Contact Us  

JSQ-60 owners manual

Audio Proz Inv #: 40642

 

$ 10  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.


Roland SYS-505 and manual

Audio Proz Inv #: 46878

Version 2.0 Library Converter discs for Roland S-50. Includes SYS-505 library convert disc, SYS-556 System Disk, and SYS-505 owner's manual. Discs are 3.5" floppies. Excellent #9 condition in original, shopworn, packing.

$ 14  Contact Us  

Aries Music modules

Audio Proz Inv #: 43098

For 1978. 10-page brochure of all ARIE SYNTH PLUG IN MODULES. Very interesting!

$ 20  Contact Us