Audio Proz Service and Sales


Samson S62 Powered Mixer

Audio Proz Inv #: 42648

6 mono channels (XLR or 1/4") with built in reverb/fx loop. Hi/Low EQ per channel. 5-band master graphic EQ. Compact 2 rackunit size with carry handle. Excellent #9 condition.

$ 280  Contact Us  

Samson PL1602

Audio Proz Inv #: 44228

16 input mixer or 8 stereo inputs. With bass, treble, and left/right aux send controls per channel. Two built in mic preamps.

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Samson MPL2242

Audio Proz Inv #: 48412

Rackmount mixer with ten mic inputs, ten channel inserts, six stereo inputs, six aux sends, four buss outs, 4-band EQ. Unit uses high quality SSM mic preamp IC, the same as $10000 professional mixing consoles! Mint condition in original box and packing, manual included. Unit has been in storage all its life.

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Samson MPL1502

Audio Proz Inv #: 44096

5 mic ins with 48v phantom, 5 stereo line ins, 2 aux sends, 3-band EQ. All XLR inputs modified for improved RFI suppression. Very good condition, includes user's manual.

$ 160  Contact Us  

Samson Mixpad 4

Audio Proz Inv #: 31059

2 mic in, 1 stereo in, fx-rtn stereo, aux send, 10 hour op with 9v batts.

$ 140  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.


Samson Expedition XP150 Portable Sound System

Audio Proz Inv #: 53887

Dual 2-way speakers with 1 3/8 inch pole holes. Onboard 5-channel mixer. 150W class D power amp. 3 mic/line channels, XLR and 1/4" input. One stereo 1/4" and 3.5mm input. Packs into single 24lb unit. Cables included. New in box with manual.

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Samson 2404

Audio Proz Inv #: 26246

24 channel, 12 stereo inputs, 3 band EQ, 3 aux send.  No 48v phantom supply (Vinc unit)

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Roland SP-808 Groovesampler

Audio Proz Inv #: 27837

W/zip drive, real time fx, d-beam control, 8 channel recorder/mixer, 3 band EQ, Mic Input, Minor Scratches on unit.

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Rocktron S212

Audio Proz Inv #: 12478

12x2 line level mixer, Box Packaging Manual, cleaned serviced tested, excellent condition.

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Raven By E/V

Audio Proz Inv #: 40930

NEW dynamic mic. Classic vintage look, w/ velveteen bag. NEW STOCK. SALE.

$ 140  Contact Us  

Rane SM26

Audio Proz Inv #: 15671

6 in 6 out mixer with pan control master level in/out, 2 extra inputs , all phone jack in/outs

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We are presently operating on an APPOINTMENT ONLY basis. Please call us first at (617) 926-8020 to schedule an appointment before you come into the shop for repairs, rentals, product recommendations, consultations, or anything other than minor purchases.


Ramsa WRT-820

Audio Proz Inv #: 19808

20x8x16 Recording/Mixing Console, Seperate meter bridge, Individual Phantom and phase, 16 tape returns, 4 aux buss (2 mono 2 stereo), 3 sweep EQ, EQ I/O and Low cut, Studio/Control outs, Oscillator and Talkback fully assignable. Cleaned all controls, switches and faders, touched up solder points on powersupply, checked all inputs and outputs - All Good. Modified: ground buss, 8 buss to 1/4" panel or L-R send switches, Remote talk-back switch, replaced bypass caps with mylars.

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Ramsa WR-S216

Audio Proz Inv #: 27596

Mixing Console, 16 channels 16 mic in, 2 band sweep EQ, middle band parametric, 2 bus port. Excellent build quality, very serviceable design. Very clean condition, super low wear factor, very quiet analog mixer. All cleaned, lubed, and serviced. With Soft Case.

$ 740  Contact Us  

Ramsa WR-S208

Audio Proz Inv #: 17898

Stereo mixing console, 8 channel in XLR or stereo 1/4 jacks, 2 fx send/return, box packing manual warranty card, mint condition, like brand new board

$ 600  Contact Us  

Ramsa WR-S208

Audio Proz Inv #: 56033

8 channel mixer. 6 mic/line quarter inch XLR inputs. 3 effect/monitor sends with EQ, send/return/effect/pan/solo. 8 mic phono/tape inputs, RCA/XLR with 48V phantom monitor/effect/pan/solo/EQ. Nice analogue EQ suba/mon, sub/send main/effect outs XLR main out quarter inch phones jack on face. Low hours use, fully serviced, high quality build. 9+ condition. This is a remarkable high quality board from the owner's personal collection.

$ 500  Contact Us  

Ramsa WR-8210 10 Channel

Audio Proz Inv #: 53368

-RCA Line In, XLR Mic In, RCA direct out. 4 Buss, Global Phantom, 3 Band EQ, 2 Effect Loops. 7/10 condition, all channels checked and OK, basic cleaning done, unit needs more TLC to make it saleable. WE MIGHT SELL BOARD FOR PARTS BUT THIS UNIT SHOULD BE THE ONE TO FIX UP AS IT IS 80% IN GOOD CONDITION.

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Ramsa WR-8210

Audio Proz Inv #: 59915

10 channel, 48v phantom power, line/mic inputs (XLR). Direct out, access loop, very high quality 3 band EQ. RCA ins and outs. Excellent condition, very clean, works very well. Fully serviced by Audio Pro. #9 condition. (Quality road case with aluminum edges and recessed clasps $88 extra).

$ 588  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.


Ramsa WR-130

Audio Proz Inv #: 58399

Portable mixer. 8x2. Line out, XLR, 1/4 inch. With cover case (wood cover version) nice condition. Analog design. Super rugged construction. Basic 2 band EQ. Real Pro level. 8+/10 condition

$ 328  Contact Us  

Ramsa variable resistor 50KohmB

Audio Proz Inv #: 47342

#EVAV11D25B54. New stock, 1 piece available.

$ 6  Contact Us  

Ramsa variable resistor 20KohmC

Audio Proz Inv #: 47334

#YWAVRA0009A4. New stock.

$ 14  Contact Us  

Ramsa variable resistor 20KohmC

Audio Proz Inv #: 47340

#YWAVRA0044A4. 20Kohm Ax2. New stock.

$ 10  Contact Us  

Ramsa variable resistor 20KohmA

Audio Proz Inv #: 47331

#YWAVRA0044A4. New stock, two available.

$ 24  Contact Us  

Ramsa variable resistor 20KohmA

Audio Proz Inv #: 47341

#YWSVRA0005A4. 20Kohm Ax2. New stock. Five pieces available.

$ 6  Contact Us  


Need your guitar or bass amp tuned up? We are now doing repairs, upgrades, and modifications to all types of guitar amps. Orange, Mesa Boogie, Fender, Marshall, Hughes and Kettner, Peavey, Ampeg, Gibson, Silvertone, etc. Read more about it here


Ramsa variable resistor 20Kohm Ax2

Audio Proz Inv #: 47330

#YWAVRA0048A4. New stock, two pieces available.

$ 14  Contact Us  

Ramsa variable resistor 20Kohm Ax2

Audio Proz Inv #: 47335

#YWAVRA0024A4. Excellent condition, two pieces available.

$ 18  Contact Us