Shop by Department
We buy surplus in bulk. Click here to get a free valuation.
Sponsor Sign InBecome a Sponsor
Sponsor Sign InBecome a Sponsor

Signal Processors/Rack Effects | Surplus Network

New DriveRack PA2 Complete Loudspeaker Management System PA 2 US Stock
USA
New DriveRack PA2 Complete...

$270.00 USD

New DriveRack PA2 Complete...

$270.00 USD

Behringer Ultrapatch Pro PX3000 48-point 1/4" TRS Balanced Patchbay
USA
Behringer Ultrapatch Pro PX3000...

$59.00 USD

Behringer Ultrapatch Pro PX3000...

$59.00 USD

234XL Crossover Professional Stereo 2/3 Way Mono 4 Way Crossover With Advanced
USA
234XL Crossover Professional Stereo...

$46.49 USD

234XL Crossover Professional Stereo...

$46.49 USD

234XL Electric Crossover Professional Stereo 2/3 Way Mono 4 Way Crossover 50 SHG
USA
234XL Electric Crossover Professional...

$46.49 USD

234XL Electric Crossover Professional...

$46.49 USD

Mackie MTest-1 Cable Tester
USA
Mackie MTest-1 Cable Tester

$34.99 USD

Mackie MTest-1 Cable Tester

$34.99 USD

DOD D3 Dimension 3 Stereo Multi-Effect Rackmount - 1998 Digital Effects System
USA
DOD D3 Dimension 3 Stereo...

$34.99 USD

DOD D3 Dimension 3 Stereo...

$34.99 USD

Behringer SX3040 V2 2-channel Sound Enhancement Processor
USA
Behringer SX3040 V2 2-channel Sound...

$89.00 USD

Behringer SX3040 V2 2-channel Sound...

$89.00 USD

Behringer Super-X Pro CX2310 V2 Multi-channel Crossover with Subwoofer Output
USA
Behringer Super-X Pro CX2310 V2...

$89.00 USD

Behringer Super-X Pro CX2310 V2...

$89.00 USD

ART DMV-Pro Dual True-Stereo 24 Bit Studio Effects Processor
USA
ART DMV-Pro Dual True-Stereo 24 Bit...

$89.00 USD

ART DMV-Pro Dual True-Stereo 24 Bit...

$89.00 USD

Replacement Power Supply RANE RS-1 for Rane Products AC22B,MP24Z,GE130 & more...
USA
Replacement Power Supply RANE RS-1...

$39.99 USD

Replacement Power Supply RANE RS-1...

$39.99 USD

Fulode FX888 Pro Rack Mount Dual 31-Band digital Graphic Equalizer EQ+VU Meters
USA
Fulode FX888 Pro Rack Mount Dual...

$119.00 USD

Fulode FX888 Pro Rack Mount Dual...

$119.00 USD

TC Helicon TALKBOX SYNTH Guitar Effects Pedal
USA
TC Helicon TALKBOX SYNTH Guitar...

$119.00 USD

TC Helicon TALKBOX SYNTH Guitar...

$119.00 USD

Behringer Virtualizer 3D FX2000 Effects Processor
USA
Behringer Virtualizer 3D FX2000...

$119.00 USD

Behringer Virtualizer 3D FX2000...

$119.00 USD

Dbx DriveRack 260 Equalization & Loudspeaker Management System
USA
Dbx DriveRack 260 Equalization &...

$229.99 USD

Dbx DriveRack 260 Equalization &...

$229.99 USD

AudioScape V-Comp+ “Deluxe 6386 Edition”
USA
AudioScape V-Comp+ “Deluxe 6386...

$950.00 USD

AudioScape V-Comp+ “Deluxe 6386...

$950.00 USD

APHEX EXPRESSOR 651 - Audio Upgrades
USA
APHEX EXPRESSOR 651 - Audio Upgrades

$525.00 USD

APHEX EXPRESSOR 651 - Audio Upgrades

$525.00 USD

New Rockville REQ20 19" Pro Dual 10 Band Graphic Equalizer EQ w/Dual VU Meters
USA
New Rockville REQ20 19" Pro Dual 10...

$58.95 USD

New Rockville REQ20 19" Pro Dual 10...

$58.95 USD

FMR RNC 1773 Really Nice Compressor
USA
FMR RNC 1773 Really Nice Compressor

$175.00 USD

FMR RNC 1773 Really Nice Compressor

$175.00 USD

DBX 1046 FOUR CHANNEL COMPRESSOR/LIMITER-TESTED-SOUNDS GREAT-SHIPS FAST!
USA
DBX 1046 FOUR CHANNEL...

$94.99 USD

DBX 1046 FOUR CHANNEL...

$94.99 USD

Warm Audio WA2A WA-2A LA-2A Style Tube Compressor w/ Cinemag I/O Transformers
USA
Warm Audio WA2A WA-2A LA-2A Style...

$400.00 USD

Warm Audio WA2A WA-2A LA-2A Style...

$400.00 USD

Adineko Tel -Ray oil can Reverb / Echo
USA
Adineko Tel -Ray oil can Reverb / Echo

$400.00 USD

Adineko Tel -Ray oil can Reverb / Echo

$400.00 USD

ROCKTRON PIRANHA USED
USA
ROCKTRON PIRANHA USED

$400.00 USD

ROCKTRON PIRANHA USED

$400.00 USD

Morley Hum X Exterminator Box Version - Open Box
USA
Morley Hum X Exterminator Box Version...

$49.99 USD

Morley Hum X Exterminator Box Version...

$49.99 USD

Trinnov Altitude 32 Reference Immersive Audio Processor W/ Original Box
USA
Trinnov Altitude 32 Reference...

$19,999.99 USD

Trinnov Altitude 32 Reference...

$19,999.99 USD

New DBX DriveRack PA2 Complete Loudspeaker Management System PA 2 US Stock
USA
New DBX DriveRack PA2 Complete...

$296.00 USD

New DBX DriveRack PA2 Complete...

$296.00 USD

SRS WOW Thing, Unused, In Box Since 1999 Introduction
USA
SRS WOW Thing, Unused, In Box Since...

$99.00 USD

SRS WOW Thing, Unused, In Box Since...

$99.00 USD

Professional Karaoke Processor Audio Processor Pre-Effects KTV Digital Audio
USA
Professional Karaoke Processor Audio...

$99.00 USD

Professional Karaoke Processor Audio...

$99.00 USD

Ultra-di Pro Professional 4- Channel Active Direct Inject Box Model Dl 4000
USA
Ultra-di Pro Professional 4- Channel...

$50.00 USD

Ultra-di Pro Professional 4- Channel...

$50.00 USD

Biamp SOC-4 Modular Analog Output Card for Tesira SERVER
USA
Biamp SOC-4 Modular Analog Output...

$50.00 USD

Biamp SOC-4 Modular Analog Output...

$50.00 USD

alesis micro verb
USA
alesis micro verb

$50.00 USD

alesis micro verb

$50.00 USD

BBE 422A Sonic Maximizer Rackmount Used Free Shipping from Japan
USA
BBE 422A Sonic Maximizer Rackmount...

$94.95 USD

BBE 422A Sonic Maximizer Rackmount...

$94.95 USD

Rockville RX230 2 Way Stereo / 3 Way Mono Crossover with XLR Input and Output
USA
Rockville RX230 2 Way Stereo / 3 Way...

$94.95 USD

Rockville RX230 2 Way Stereo / 3 Way...

$94.95 USD

DBX DriveRack PA2 Complete Loudspeaker Management System Black
USA
DBX DriveRack PA2 Complete...

$278.99 USD

DBX DriveRack PA2 Complete...

$278.99 USD

Biamp Tesira Forte AVB TI Digital Audio Signal Processor | 12-Input 8-Output
USA
Biamp Tesira Forte AVB TI Digital...

$74.99 USD

Biamp Tesira Forte AVB TI Digital...

$74.99 USD

American Audio ADJ DB DISPLAY MKII 19" 5V LED Db Level Display and Amp Rack
USA
American Audio ADJ DB DISPLAY MKII...

$89.99 USD

American Audio ADJ DB DISPLAY MKII...

$89.99 USD

Samson S-Patch Plus 48-Point Balanced PATCHBAY - NEW - PERFECT CIRCUIT
USA
Samson S-Patch Plus 48-Point Balanced...

$139.99 USD

Samson S-Patch Plus 48-Point Balanced...

$139.99 USD

Klark Teknik DN360 2-Channel 30-Band 1/3 Octave Analog Graphic Equalizer
USA
Klark Teknik DN360 2-Channel 30-Band...

$200.00 USD

Klark Teknik DN360 2-Channel 30-Band...

$200.00 USD

Audinate Dante AVIO 2 Channel Output Adapter (never Used Open Box)
USA
Audinate Dante AVIO 2 Channel Output...

$129.00 USD

Audinate Dante AVIO 2 Channel Output...

$129.00 USD

Symetrix 528E CHANNEL STRIP: MIC PREAMP, COMPRESSOR, DE-ESSER, EQUALIZER,
USA
Symetrix 528E CHANNEL STRIP: MIC...

$129.00 USD

Symetrix 528E CHANNEL STRIP: MIC...

$129.00 USD

Klark Teknik 3rd Dimension BBD-320 Analog Multi-Dimensional Signal Processor
USA
Klark Teknik 3rd Dimension BBD-320...

$129.00 USD

Klark Teknik 3rd Dimension BBD-320...

$129.00 USD

Alesis NanoCompressor Half Rack RMS STERE Compressor Limiter w/ power cord
USA
Alesis NanoCompressor Half Rack RMS...

$65.00 USD

Alesis NanoCompressor Half Rack RMS...

$65.00 USD

Samson S Com 4 Four Channel Compressor / Gate
USA
Samson S Com 4 Four Channel...

$65.00 USD

Samson S Com 4 Four Channel...

$65.00 USD

ART Tube EQ (128) - Professional Tube Parametric Equalizer - Good Condition
USA
ART Tube EQ (128) - Professional Tube...

$65.00 USD

ART Tube EQ (128) - Professional Tube...

$65.00 USD

QSC Q-SYS Core 110f Network Analog I/O Unified Core Processor 16x AEC processor
USA
QSC Q-SYS Core 110f Network Analog...

$599.00 USD

QSC Q-SYS Core 110f Network Analog...

$599.00 USD

Aphex Model 107 2-Channel Tubessence Stereo Microphone Preamplifier
USA
Aphex Model 107 2-Channel Tubessence...

$90.00 USD

Aphex Model 107 2-Channel Tubessence...

$90.00 USD

Defective Lexicon MRC Midi Remote Controller No PSU AS-IS
USA
Defective Lexicon MRC Midi Remote...

$90.00 USD

Defective Lexicon MRC Midi Remote...

$90.00 USD

XTA DP226 Digital Audio Processor
USA
XTA DP226 Digital Audio Processor

$800.00 USD

XTA DP226 Digital Audio Processor

$800.00 USD

Lexicon MPX-1 Multi-Effects Processor MPX1 FX Chorus Delay Reverb U245307
USA
Lexicon MPX-1 Multi-Effects Processor...

$275.00 USD

Lexicon MPX-1 Multi-Effects Processor...

$275.00 USD

DBX 166A Compressor / Limiter Expander-Gate - Rack Mount Pro Audio
USA
DBX 166A Compressor / Limiter...

$75.00 USD

DBX 166A Compressor / Limiter...

$75.00 USD

Behringer Spring Reverberation 646 Spring Reverb Module
USA
Behringer Spring Reverberation 646...

$179.00 USD

Behringer Spring Reverberation 646...

$179.00 USD

2024 Pro Digital Reverb Multi Effect Dsp Processor Audio Equalizer Vocal Mic
USA
2024 Pro Digital Reverb Multi Effect...

$64.11 USD

2024 Pro Digital Reverb Multi Effect...

$64.11 USD

HHB FATMAN Radius 3 Stereo Analog Tube Compressor
USA
HHB FATMAN Radius 3 Stereo Analog...

$229.00 USD

HHB FATMAN Radius 3 Stereo Analog...

$229.00 USD

DBX Project 1 Compressor Gate 266 UNTESTED No Power Supply Vtg 1990s
USA
DBX Project 1 Compressor Gate 266...

$44.99 USD

DBX Project 1 Compressor Gate 266...

$44.99 USD

Joe Meek Twinq Dual Mic Preamp, EQ, compressor Channel Strip
USA
Joe Meek Twinq Dual Mic Preamp, EQ,...

$415.00 USD

Joe Meek Twinq Dual Mic Preamp, EQ,...

$415.00 USD

FULODE 31 Band Graphic Equalizer with Spectrum Vu meter 1u rack mount withDSP
USA
FULODE 31 Band Graphic Equalizer with...

$149.42 USD

FULODE 31 Band Graphic Equalizer with...

$149.42 USD

1999 Alesis NanoVerb 18 Bit Digital Effects Processor
USA
1999 Alesis NanoVerb 18 Bit Digital...

$60.00 USD

1999 Alesis NanoVerb 18 Bit Digital...

$60.00 USD

ART SGX-2000 Express 1.10 + X-15 Ultrafoot 1.7 Firmware OS Upgrade EPROM chips
USA
ART SGX-2000 Express 1.10 + X-15...

$54.99 USD

ART SGX-2000 Express 1.10 + X-15...

$54.99 USD

dbx DriveRack PA2 Complete Loudspeaker Management System-PA2 US Delivery Fast
USA
dbx DriveRack PA2 Complete...

$295.00 USD

dbx DriveRack PA2 Complete...

$295.00 USD

Klark Teknik DN-370 Dual Graphic Equalizer - Excellent Condition!!
USA
Klark Teknik DN-370 Dual Graphic...

$495.00 USD

Klark Teknik DN-370 Dual Graphic...

$495.00 USD

Peavey ADDVERB 2 Digital Stereo Reverb Delay Processor Rack Mount Programs MIDI
USA
Peavey ADDVERB 2 Digital Stereo...

$69.99 USD

Peavey ADDVERB 2 Digital Stereo...

$69.99 USD

Alesis Nano Compressor & original Power Supply - NanoCompressor - Free Priority
USA
Alesis Nano Compressor & original...

$69.99 USD

Alesis Nano Compressor & original...

$69.99 USD

FLAMMA FV01 Vocal Effects Processor Pitch Correction with Delay Reverb Effects
China
FLAMMA FV01 Vocal Effects Processor...

$124.99 USD

FLAMMA FV01 Vocal Effects Processor...

$124.99 USD

DBX 215s Dual Channel 15-Band Graphic Equalizer Switchable ±6 or ±15 dB 1U EQ
USA
DBX 215s Dual Channel 15-Band Graphic...

$110.00 USD

DBX 215s Dual Channel 15-Band Graphic...

$110.00 USD

Btuty EQ-215 Dual Channel 15-Band Stereo Graphic Equalizer 1U Rack Mount S1D3
USA
Btuty EQ-215 Dual Channel 15-Band...

$59.24 USD

Btuty EQ-215 Dual Channel 15-Band...

$59.24 USD

Yamaha SPX990 Professional Multi-Effects Processor SPX 990 Pro FX SOLD
USA
Yamaha SPX990 Professional...

$225.00 USD

Yamaha SPX990 Professional...

$225.00 USD

Dbx 566 2Ch DUAL Vacuum Tube Compressor POWER TESTED AS IS
USA
Dbx 566 2Ch DUAL Vacuum Tube...

$299.99 USD

Dbx 566 2Ch DUAL Vacuum Tube...

$299.99 USD

SKL Spencer Kennedy Laboratories Tube EQ Model 302 Variable Elec Filter - as-is
USA
SKL Spencer Kennedy Laboratories Tube...

$160.00 USD

SKL Spencer Kennedy Laboratories Tube...

$160.00 USD

Dolby Lake LP8D8 8 In 8 Out Audio Processor
USA
Dolby Lake LP8D8 8 In 8 Out Audio...

$2,500.00 USD

Dolby Lake LP8D8 8 In 8 Out Audio...

$2,500.00 USD

Digitech TSR-24S Digital Effects Processor
USA
Digitech TSR-24S Digital Effects...

$120.00 USD

Digitech TSR-24S Digital Effects...

$120.00 USD

Antares ATR-1A Auto Tune Intonation Processor 1U Vocal Equipment No Power Supply
USA
Antares ATR-1A Auto Tune Intonation...

$120.00 USD

Antares ATR-1A Auto Tune Intonation...

$120.00 USD

Alesis Vocalist Playmate NEEDS WORK Effects Reverb Delay Vocal Cancel CD Player
USA
Alesis Vocalist Playmate NEEDS WORK...

$14.50 USD

Alesis Vocalist Playmate NEEDS WORK...

$14.50 USD

Behringer Ultragraph Pro FBQ1502HD 15-band Stereo Graphic EQ with FBQ Feedback
USA
Behringer Ultragraph Pro FBQ1502HD...

$109.00 USD

Behringer Ultragraph Pro FBQ1502HD...

$109.00 USD

TC Helicon CRITICAL MASS Vocal Effects Pedal
USA
TC Helicon CRITICAL MASS Vocal...

$109.00 USD

TC Helicon CRITICAL MASS Vocal...

$109.00 USD

TC-HELICON VOICELIVE 3 The Best Vocal Processor/Great Shape/TONS OF PRESETS
USA
TC-HELICON VOICELIVE 3 The Best...

$475.00 USD

TC-HELICON VOICELIVE 3 The Best...

$475.00 USD

ALESIS 2.5MM TO 4 PIN DIN 9V AC POWER SUPPLY ADAPTER CONVERTER QUADRAVERB P4 S4
USA
ALESIS 2.5MM TO 4 PIN DIN 9V AC POWER...

$12.99 USD

ALESIS 2.5MM TO 4 PIN DIN 9V AC POWER...

$12.99 USD

Biamp Tesira FORTE AVB TI Audio Video Bridging Digital Audio Server
USA
Biamp Tesira FORTE AVB TI Audio Video...

$64.00 USD

Biamp Tesira FORTE AVB TI Audio Video...

$64.00 USD

phonic peq 3300
USA
phonic peq 3300

$42.00 USD

phonic peq 3300

$42.00 USD

Peavey EQ-215 Stereo 15 Band Graphic Equalizer
USA
Peavey EQ-215 Stereo 15 Band Graphic...

$80.00 USD

Peavey EQ-215 Stereo 15 Band Graphic...

$80.00 USD

Manley Labs Stereo Pultec EQP1A EQP-1A EQ Equalizer | Pro Audio LA
USA
Manley Labs Stereo Pultec EQP1A...

$3,399.00 USD

Manley Labs Stereo Pultec EQP1A...

$3,399.00 USD

Biamp TesiraCONNECT TC-5D AVB-capable PoE+ Network Device with Dante - New
USA
Biamp TesiraCONNECT TC-5D AVB-capable...

$299.95 USD

Biamp TesiraCONNECT TC-5D AVB-capable...

$299.95 USD

BRAND NEW OPEN BOX Radial Workhorse Cube 3-slot 500 Series Desktop Chassis
USA
BRAND NEW OPEN BOX Radial Workhorse...

$249.00 USD

BRAND NEW OPEN BOX Radial Workhorse...

$249.00 USD

Texar Audio Prism FM Audio Processor *PAIR* *PAIR* *PAIR *
USA
Texar Audio Prism FM Audio Processor ...

$650.00 USD

Texar Audio Prism FM Audio Processor ...

$650.00 USD

Yamaha GC2020B, XLR in/out, 2 Ch Compressor Limiter Expander Gate, Vintage Rack
USA
Yamaha GC2020B, XLR in/out, 2 Ch...

$79.99 USD

Yamaha GC2020B, XLR in/out, 2 Ch...

$79.99 USD

TC HELICON Harmony Singer with Cord
USA
TC HELICON Harmony Singer with Cord

$100.00 USD

TC HELICON Harmony Singer with Cord

$100.00 USD

Telos Omnia 11 Audio Compressor - ITEM 2042 Version 3.7 (103)
USA
Telos Omnia 11 Audio Compressor -...

$6,800.00 USD

Telos Omnia 11 Audio Compressor -...

$6,800.00 USD

T.C. Electronic D-Two Multitap Rhythm Delay
USA
T.C. Electronic D-Two Multitap Rhythm...

$150.00 USD

T.C. Electronic D-Two Multitap Rhythm...

$150.00 USD

Trinnov Altitude 32 Reference Immersive Audio Processor W/ Original Box & Remote
USA
Trinnov Altitude 32 Reference...

$18,499.99 USD

Trinnov Altitude 32 Reference...

$18,499.99 USD

Dolby Lake Processor LP4D12 Contour Equaliser, in full working condition, clean
Switzerland
Dolby Lake Processor LP4D12 Contour...

$3,000.00 USD

Dolby Lake Processor LP4D12 Contour...

$3,000.00 USD

Pair Of Alesis Airfx Hand Contol Digital effects Processors + Manuals & Case
USA
Pair Of Alesis Airfx Hand Contol...

$549.99 USD

Pair Of Alesis Airfx Hand Contol...

$549.99 USD

Vocal Effects Processor EQB75 Pre Owned
USA
Vocal Effects Processor EQB75 Pre Owned

$52.00 USD

Vocal Effects Processor EQB75 Pre Owned

$52.00 USD

Peavey Univerb II Used
USA
Peavey Univerb II Used

$70.00 USD

Peavey Univerb II Used

$70.00 USD

4.8SP DSP Digital Audio Processor Software 4 In 8 Out Professional Sound System
USA
4.8SP DSP Digital Audio Processor...

$319.00 USD

4.8SP DSP Digital Audio Processor...

$319.00 USD

Lexicon MX400 4-in/4-out Reverb/Effects Processor For Parts
USA
Lexicon MX400 4-in/4-out...

$174.00 USD

Lexicon MX400 4-in/4-out...

$174.00 USD

Roland DEP-5 Rack Mounted Digital Effects Processor
USA
Roland DEP-5 Rack Mounted Digital...

$165.00 USD

Roland DEP-5 Rack Mounted Digital...

$165.00 USD

Solid State Logic 500-Series Ultraviolet EQ SSL - Mint
USA
Solid State Logic 500-Series...

$455.00 USD

Solid State Logic 500-Series...

$455.00 USD

Electrodyne Pair 709L Preamp & 2 Band Inductor EQ FULLY FUNCTIONAL
USA
Electrodyne Pair 709L Preamp & 2 Band...

$3,849.00 USD

Electrodyne Pair 709L Preamp & 2 Band...

$3,849.00 USD

Ensoniq DP/4 Parallel Digital Effects Processor Vintage DP4 (The Original)
USA
Ensoniq DP/4 Parallel Digital Effects...

$599.99 USD

Ensoniq DP/4 Parallel Digital Effects...

$599.99 USD

Klark Teknik 2A-KT Single-Channel Leveling Amplifier and Compressor
USA
Klark Teknik 2A-KT Single-Channel...

$318.88 USD

Klark Teknik 2A-KT Single-Channel...

$318.88 USD

2 X Ibanez DM 1000 Digital Delay Vintage Rack
USA
2 X Ibanez DM 1000 Digital Delay...

$135.00 USD

2 X Ibanez DM 1000 Digital Delay...

$135.00 USD

Original ART CleanBox Two Channel Pro/Consumer Level Converter - Minty! - READ
USA
Original ART CleanBox Two Channel...

$39.95 USD

Original ART CleanBox Two Channel...

$39.95 USD