Audio Proz Service and Sales


Paradigm Mini Monitor V2

Audio Proz Inv #: 63836

Call for parts, Break apart Rosenut cabinet #8 condition. Original woofer sweep tested ok, #9 condition. Treated butyl with mink oilOriginal Tweet (N.G diaphragm cone , Plate & mag only ) X-over intact , black grill #9 condition.

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Cambridge Soundworks ensamble

Audio Proz Inv #: 63929

8" Woofers  #P13-0003. Butyl surrounds, swept tested, excellent condition with one cone faded.  Good for 2-way or 3-way cabinets. Also woofers has heavy cone designed for bottomed end. "deeply turned". #9 (2 available) 

$ 88  Contact Us  

Quik Lok SC-208

Audio Proz Inv #: 63957

Metal speaker cups, 1 1/2" (38mm). Internally mounted metar speaker cups 1 1/2", speaker stands. 150 LB capacity, black, 4 2/16 flange diameter. #10 (2 available)

$ 12  Contact Us  

# 81-0008 12" Woofer

Audio Proz Inv #: 63958

Alnico magnet, stamped frames, treated cloth surround ("W type") Dust cap vented with cloth screen appears have silver over spray. Ribbed paper cone, guitar lead fat sound. Very good condition #9  (2 available) 1 @ 8 ohms, 1 @ 16 ohms Priced each

$ 48  Contact Us  

Bohlender Graebener Neo 8s Planar Transducer

Audio Proz Inv #: 64081

8 ohm 300-20khz  8" x 3.5"  plate design black , New units, (2 available) priced each.

$ 128  Contact Us  


FYI, Around the database you will often see us describe the condition of units on a scale of 1-10. #10 would mean the product is new from one of our suppliers, such as Behringer, Audio Technica, etc. #9 means the product is in perfect condition but is used, #8 implies there are some minor cosmetic scratches but unit is mechanically perfect, and so on and so forth.


Monsoon FPF-600 Planar Magnetic Midrange Driver

Audio Proz Inv #: 64083

Planar Magnetic Transducer Black 4" x 8" plate design. No paint pealing. Condition is a #9

$ 120  Contact Us  

Cambridge Soundworks P13-0003

Audio Proz Inv #: 64114

8 inch special deep bass version woofer. Fits AR and many models, wool paper cones. #8 condition. (2 available, priced each)

$ 54  Contact Us  

Sonance T-4000

Audio Proz Inv #: 64131

6" woofers on Pin cushion frame. Part #55-0092  2 available - Dual voice coils 8 ohm with butyl surrounds on a poly cone. Pulled from cosmetic damaged in wall speakers. Swept tested  #9 condition

$ 48/ea  Contact Us  

Sonance S3R

Audio Proz Inv #: 64132

6.5" round woofers  Part#55-0048  2 available. Pulled from cosmetic damaged unit. Swept tested good. Dual 8 ohm voice coils. Clear poly type cone. # 9 condition

$ 36 ea  Contact Us  

Logitech 2-5500 Sub Woofer

Audio Proz Inv #: 64231

Driver only, 10" woofer, part# 17012-0000, Large 1" roll foam surround, Paper cone with 4" inverted dust cap, 8 ohm, 5.25" large magnet, Good condition, Few minor dirt stains on cone, Pulled from defective destroyed cabinet, Condition 8+

$ 88  Contact Us  

Infinity Tweeter

Audio Proz Inv #: 64253

2 available, priced each, 3/4" Polycell tweeter, Faceplate 3-5/8" diameter (3 holes 2-7/8" center to center), Black with gold lettering + Infinity logo, Part #902-6318 75509 Tonegen 152TND, Excellent condition, Pulled from Infinity RS425, Can be used in other models, Condition #9+

SOLD  Contact Us  

Contact us about similar items or replacement parts.


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.


AR 15" Woofer

Audio Proz Inv #: 64270

4 available, priced each, Textile surrounds, paper cone, 4 ohm, New stock, Condition #10

$ 76  Contact Us  

Pioneer A30G430-55D

Audio Proz Inv #: 64271

12" Dual VC Woofer, 8 ohms, Professionally refoamed, Swept tested, substitute similar to Ohm or Infinity Quantum 5, Condition #9

$ 88  Contact Us  

Parts Express 8" Mid/Woofer - 2 Available

Audio Proz Inv #: 64272

8" Guitar mid/woofer, 2 available - priced EACH, 3.5" magnet, Part #299-052, MDL #NR806FG-1, 6.5 ohm, Lightweight paper cone w/ textile ribbed surround, condition #10

$ 42  Contact Us  

Vintage 8" Alnico Woofer

Audio Proz Inv #: 64273

Butyl rubber surround, Flat dust caps, lightweight paper cones, Part #1919, Vintage, Deep bass, 2 available (priced each), Condition #8

$ 60  Contact Us  

MB Quart QM 100 KN-S

Audio Proz Inv #: 64318

Pair, Coaxial, 4 ohm, Frequency range 62Hz-32kHz, 40 watt max, Separate tweeter (3"), Aluminum dome, Midrange 3.5", One terminal bracket needs repair, but works, Sweep tested Good, Condition #9

$ 30  Contact Us  

B52 15-130 PA Woofer

Audio Proz Inv #: 64415

2 available, priced each, 15" PA woofer, 8 ohm, 3" voice coil, Large magnet, 500 Watt, Accordion surround, Sweep tested OK, Condition NEW

$ 168  Contact Us  


All Remotes are now 25% off or Free Shipping!!!  (Reel to Reel remotes excluded).


KEF 103.2 SP1075 Woofers

Audio Proz Inv #: 64452

Two (2) 8" Woofers, priced each, Butyl surrounds treated with mink oil, Sweep tested OK, Dacron in place for best realignment, Condition 8+

SOLD  Contact Us  

Contact us about similar items or replacement parts.

KEF 103.2 SP1074 Tweeters

Audio Proz Inv #: 64453

1" soft dome tweeter, priced each, Square plate, 3.75" Black, Sweep tested OK, Very minor crease on textile, does not affect fidelity, 1 unit available  Condition #8

$ 30  Contact Us  

KLH 20 Woofer

Audio Proz Inv #: 70015

10-inch woofer, 4 ohm version, Very clean cone (minimal glue - condition #8), Cone is very tightly vacuum compressed version (All are quite similar but this info can help to nicely match with other woofer), Canvas surround recoated, overall condition #8+

$ 68  Contact Us  

KLH 20 Woofer

Audio Proz Inv #: 70016

10 inch woofer, 4 ohm version, Refurbished cavas surround, Unit has some typical corrosion at magnet & frame, Tested good, Condition #7

$ 54  Contact Us  

KLH Model 17 & 20 Grills

Audio Proz Inv #: 70022

(2) available,  Frames intact, Minor warps, Grills have stains but are functionally intact. Could be spray painted beige to match another beige grill nicely. (slight different) weave Condition #6  (1) additional frame available but has bad torn cloth, will need new fabric. Priced each grill

$ 12  Contact Us  

KLH Model 20 Tweeters

Audio Proz Inv #: 70032

Pair, 1.75" cone tweeters, Black face (painted) with mesh grills, Large 3" square magnets, Excellent condition, pulled from working units, Sweep tested good!  Condition #9

$ 24  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.


Flat Panel Speakers (FPS)

Audio Proz Inv #: 70048

Two (2) available, FPS 0212M7R1 (Parts Express #292-364), Thin flat panel design (6.25' H x 1-9/16 W x 5/16 Deep), 6 ohm, Rated to 15W, 180Hz-20kHz, Possible use/replacement in Infinity speakers to replace Emit Tweeters, New, Condition #10

$ 54  Contact Us  

OHM "L" Mid/Tweeter

Audio Proz Inv #: 70064

2" cone mid/tweeter, Matsushita EAS-65PH315, w/ OHM logo mounting plates (4.25" diameter) + screen over cones, 8 ohm, Good condition, Sweep tested OK,  1 available, Condition #9 priced each

$ 16  Contact Us