Synthesizers | Surplus Network

Donner B1 Analog LED Bass Synthesizer Sequencer DJ Controller Beat Drum Machine

Donner B1 Analog LED Bass Synthesizer...

$84.37 USD

Donner B1 Analog LED Bass Synthesizer...

$84.37 USD

Behringer Wasp Desktop Analog Synthesizer

Behringer Wasp Desktop Analog...

$149.00 USD

Behringer Wasp Desktop Analog...

$149.00 USD

Behringer Crave Analog Synthesizer - NICE!!! - SHIPS FREE!!!

Behringer Crave Analog Synthesizer -...

$119.99 USD

Behringer Crave Analog Synthesizer -...

$119.99 USD

Behringer Pro-800 8-voice Polyphonic Analog Synthesizer

Behringer Pro-800 8-voice Polyphonic...

$359.10 USD

Behringer Pro-800 8-voice Polyphonic...

$359.10 USD

Make Noise Wiard Wogglebug Random Voltage Generator Eurorack Synth Module - OG

Make Noise Wiard Wogglebug Random...

$159.99 USD

Make Noise Wiard Wogglebug Random...

$159.99 USD

ROLAND MKB-300 ***2023 COMPLETELY SERVICED + TESTED

ROLAND MKB-300 ***2023 COMPLETELY...

$75.00 USD

ROLAND MKB-300 ***2023 COMPLETELY...

$75.00 USD

Vintage Kasuga built synth synthesizer cassette player Made in Japan SUPER RARE

Vintage Kasuga built synth...

$99.99 USD

Vintage Kasuga built synth...

$99.99 USD

LOWREY Micro Genie Model V100 Vintage Keyboard Synthesizer W/ Case Made In Japan

LOWREY Micro Genie Model V100 Vintage...

$99.99 USD

LOWREY Micro Genie Model V100 Vintage...

$99.99 USD

Roland S-1 Micro Polyphonic synthesizer

Roland S-1 Micro Polyphonic synthesizer

$170.00 USD

Roland S-1 Micro Polyphonic synthesizer

$170.00 USD

After Later Audio Monsoon module for eurorack synthesizer

After Later Audio Monsoon module for...

$170.00 USD

After Later Audio Monsoon module for...

$170.00 USD

Novation Circuit Groove Box. Good condition w/power & cables

Novation Circuit Groove Box. Good...

$150.00 USD

Novation Circuit Groove Box. Good...

$150.00 USD

Echo Dub Siren Metal RIGSMITH NS3 (Echo Dub Siren)

Echo Dub Siren Metal RIGSMITH NS3...

$150.00 GBP

Echo Dub Siren Metal RIGSMITH NS3...

$150.00 GBP

KORG X5D Music Synthesizer Keyboard tested working used

KORG X5D Music Synthesizer Keyboard...

$350.00 USD

KORG X5D Music Synthesizer Keyboard...

$350.00 USD

Yamaha Motif-Rack Tone Generator Synthesizer Rack Unit

Yamaha Motif-Rack Tone Generator...

$350.00 USD

Yamaha Motif-Rack Tone Generator...

$350.00 USD

Teenage Engineering EP-133 Ko II - Fader Knob Replacement 3D Printed STL File

Teenage Engineering EP-133 Ko II -...

$5.00 USD

Teenage Engineering EP-133 Ko II -...

$5.00 USD

Customizable 3D-Printable Battery Cover for Teenage Engineering EP–133 K.O. II

Customizable 3D-Printable Battery...

$5.00 USD

Customizable 3D-Printable Battery...

$5.00 USD

Dual Tier Stand for Roland Boutique Series Desktop Modules - BLACK - US Seller

Dual Tier Stand for Roland Boutique...

$54.95 USD

Dual Tier Stand for Roland Boutique...

$54.95 USD

Korg Triton 61-key Music Workstation Synthesizer free ship from japan

Korg Triton 61-key Music Workstation...

$349.00 USD

Korg Triton 61-key Music Workstation...

$349.00 USD

Yamaha DX-100 FM Synth MODERN Patches sysex

Yamaha DX-100 FM Synth MODERN Patches...

$20.00 USD

Yamaha DX-100 FM Synth MODERN Patches...

$20.00 USD

Disintegrated Cracklebox Noisemaker DIY synth soldering kit by Rakit.

Disintegrated Cracklebox Noisemaker...

$20.00 GBP

Disintegrated Cracklebox Noisemaker...

$20.00 GBP

Roland D-50 D50 synthesizer & cesium sounds memory card

Roland D-50 D50 synthesizer & cesium...

$549.99 USD

Roland D-50 D50 synthesizer & cesium...

$549.99 USD

Korg 37 Key Analog Microkorg Synthesizer Roland Kurzweil Yamaha Juno Behringer

Korg 37 Key Analog Microkorg...

$190.00 USD

Korg 37 Key Analog Microkorg...

$190.00 USD

Yamaha CS1X Used 61-key Keyboard Synthesizer

Yamaha CS1X Used 61-key Keyboard...

$190.00 USD

Yamaha CS1X Used 61-key Keyboard...

$190.00 USD

KORG TRINITY PBS-Tri Playback Sampler Flash Rom

KORG TRINITY PBS-Tri Playback Sampler...

$149.99 USD

KORG TRINITY PBS-Tri Playback Sampler...

$149.99 USD

H-Pi TBX-1 Hardware MIDI Microtonal Tuner Scala Xenharmonic Lumatone Terpstra

H-Pi TBX-1 Hardware MIDI Microtonal...

$260.00 USD

H-Pi TBX-1 Hardware MIDI Microtonal...

$260.00 USD

NEW LCD Display Part for Roland MC-505 Fix Mod Repair Assorted Colors Available

NEW LCD Display Part for Roland...

$38.95 USD

NEW LCD Display Part for Roland...

$38.95 USD

Rings Module Mutable Instruments Clone

Rings Module Mutable Instruments Clone

$108.00 USD

Rings Module Mutable Instruments Clone

$108.00 USD

Roland SR-JV80-01 Pop Expansion Board JV XP XV 1080 2080 3080 5080

Roland SR-JV80-01 Pop Expansion Board...

$47.00 USD

Roland SR-JV80-01 Pop Expansion Board...

$47.00 USD

Yamaha Motif 7. Great Working Condition, Next Day Shipping.

Yamaha Motif 7. Great Working...

$795.00 USD

Yamaha Motif 7. Great Working...

$795.00 USD

Novation Bass Station II Analog Synth w/ Box, Manual, Power, USB

Novation Bass Station II Analog Synth...

$349.99 USD

Novation Bass Station II Analog Synth...

$349.99 USD

Make Noise 0-Coast Self-Contained Desktop Semi-Modular Analog Synthesizer

Make Noise 0-Coast Self-Contained...

$349.99 USD

Make Noise 0-Coast Self-Contained...

$349.99 USD

Behringer Crave Analog Synthesizer with Sequencer

Behringer Crave Analog Synthesizer...

$199.00 USD

Behringer Crave Analog Synthesizer...

$199.00 USD

OpenTheremin V4 - Real Theremin with Pitch & Volume Antenna, Synthesizer

OpenTheremin V4 - Real Theremin with...

$199.00 USD

OpenTheremin V4 - Real Theremin with...

$199.00 USD

Suiko ST-40 Koto japanese poetry synthesizer

Suiko ST-40 Koto japanese poetry...

$96.00 USD

Suiko ST-40 Koto japanese poetry...

$96.00 USD

Intellijel 104HP 4U Powered Synth modular Case WITH 1U ROW INCLUDED

Intellijel 104HP 4U Powered Synth...

$600.00 USD

Intellijel 104HP 4U Powered Synth...

$600.00 USD

SOMA Laboratory Lyra-8 Organismic Drone Pink Used

SOMA Laboratory Lyra-8 Organismic...

$600.00 USD

SOMA Laboratory Lyra-8 Organismic...

$600.00 USD

Roland Juno-DS 61 Key Synthesizer Keyboard New Open Box

Roland Juno-DS 61 Key Synthesizer...

$527.99 USD

Roland Juno-DS 61 Key Synthesizer...

$527.99 USD

KeyBoard Rack/Stand for Arturia Keystep Behringer Swing & Synth/Effects Box

KeyBoard Rack/Stand for Arturia...

$55.00 USD

KeyBoard Rack/Stand for Arturia...

$55.00 USD

50 Pack 3.5mm Vertical PCB Mount Mono Audio Jack - Popular Eurorack Hex Nut

50 Pack 3.5mm Vertical PCB Mount Mono...

$22.99 USD

50 Pack 3.5mm Vertical PCB Mount Mono...

$22.99 USD

E-MU Systems PK-6 Proteus Keys 61-Key 64-Voice Expandable Synthesizer

E-MU Systems PK-6 Proteus Keys 61-Key...

$300.00 USD

E-MU Systems PK-6 Proteus Keys 61-Key...

$300.00 USD

Waldorf Microwave XT

Waldorf Microwave XT

$1,599.00 USD

Waldorf Microwave XT

$1,599.00 USD

Modal Electronics COBALT5S 5-voice Extended Virtual Analog Synthesizer

Modal Electronics COBALT5S 5-voice...

$299.00 USD

Modal Electronics COBALT5S 5-voice...

$299.00 USD

MANUAL RARE Vintage Soviet Analog Synthesizer USSR Russia

MANUAL RARE Vintage Soviet Analog...

$299.00 USD

MANUAL RARE Vintage Soviet Analog...

$299.00 USD

Original Korg Triton Classic 61 Pro 76 Pro/X LCD display with New Touch panel.

Original Korg Triton Classic 61 Pro...

$99.00 USD

Original Korg Triton Classic 61 Pro...

$99.00 USD

Dubreq Stylophone GEN X-1 Synthesizer

Dubreq Stylophone GEN X-1 Synthesizer

$74.95 USD

Dubreq Stylophone GEN X-1 Synthesizer

$74.95 USD

Circuit Bent Video Glitch Mixer w/ Audio Input

Circuit Bent Video Glitch Mixer w/...

$50.00 USD

Circuit Bent Video Glitch Mixer w/...

$50.00 USD

Critter & Guitari Melody Mill Note Generation Eurorack Synthesizer Module - RARE

Critter & Guitari Melody Mill Note...

$899.00 USD

Critter & Guitari Melody Mill Note...

$899.00 USD

EP-133 Ko II - SLIDER,SPEAKER REPAIR SERVICE & FACTORY KNOB INSTALL COMBO

EP-133 Ko II - SLIDER,SPEAKER REPAIR...

$73.40 USD

EP-133 Ko II - SLIDER,SPEAKER REPAIR...

$73.40 USD

Alesis QSR 64 Voice Expandable Synthesizer Module Rack Unit W/ Box Manual, Cords

Alesis QSR 64 Voice Expandable...

$254.99 USD

Alesis QSR 64 Voice Expandable...

$254.99 USD

Fairlight CMI Series III Computer Monitor & Graphic Commander #15111

Fairlight CMI Series III Computer...

$1,699.00 USD

Fairlight CMI Series III Computer...

$1,699.00 USD

KORG Triton Rack

KORG Triton Rack

$420.00 USD

KORG Triton Rack

$420.00 USD

Roland M-SE1 String Ensemble Sound Expansion Synthsizer Used

Roland M-SE1 String Ensemble Sound...

$129.95 USD

Roland M-SE1 String Ensemble Sound...

$129.95 USD

Yamaha WX7 wind synthesizer free shipping

Yamaha WX7 wind synthesizer free...

$223.55 USD

Yamaha WX7 wind synthesizer free...

$223.55 USD

Stylophonic optical theremin synthesizer

Stylophonic optical theremin...

$35.00 USD

Stylophonic optical theremin...

$35.00 USD

Alesis Custom Repair Synthesizer Upgrade Evaluation Rebuilt Top Quality

Alesis Custom Repair Synthesizer ...

$124.99 USD

Alesis Custom Repair Synthesizer ...

$124.99 USD

Realistic Concertmate MG-1 Moog Synthesizer 42-4000 Elton John

Realistic Concertmate MG-1 Moog...

$500.00 USD

Realistic Concertmate MG-1 Moog...

$500.00 USD

KORG Volca Modular solder-less MIDI i/o modification board

KORG Volca Modular solder-less MIDI...

$30.00 GBP

KORG Volca Modular solder-less MIDI...

$30.00 GBP

Arturia MicroFreak Experimental Hybrid Synth Micro Freak (1083365)

Arturia MicroFreak Experimental...

$269.99 USD

Arturia MicroFreak Experimental...

$269.99 USD

Moog Slim Phatty Analog Mono Synthesizer Very good condition

Moog Slim Phatty Analog Mono...

$595.00 USD

Moog Slim Phatty Analog Mono...

$595.00 USD

ꙮ Yamaha DX7 IIFD Synthesizer - Excellent Condition

ꙮ Yamaha DX7 IIFD Synthesizer -...

$499.99 USD

ꙮ Yamaha DX7 IIFD Synthesizer -...

$499.99 USD

ENSONIQ ESQ-M DIGITAL WAVE SYNTHESIZER MODULE

ENSONIQ ESQ-M DIGITAL WAVE...

$499.99 USD

ENSONIQ ESQ-M DIGITAL WAVE...

$499.99 USD

Ensoniq ESQ-1 Wave Synthesizer

Ensoniq ESQ-1 Wave Synthesizer

$499.99 USD

Ensoniq ESQ-1 Wave Synthesizer

$499.99 USD

TX-6 Teenage Engineering 6-Channel Stereo Mixer

TX-6 Teenage Engineering 6-Channel...

$999.00 USD

TX-6 Teenage Engineering 6-Channel...

$999.00 USD

Modal Skulpt SE 4 Voice Virtual Analog Synthesizer MIDI + cables- w/o mfg. box

Modal Skulpt SE 4 Voice Virtual...

$155.00 USD

Modal Skulpt SE 4 Voice Virtual...

$155.00 USD

Korg LittleBits Synth Kit - MISSING ONE PIECE (650-0124)

Korg LittleBits Synth Kit - MISSING...

$79.95 USD

Korg LittleBits Synth Kit - MISSING...

$79.95 USD

Yamaha Reface CS Mini-Key Keyboard

Yamaha Reface CS Mini-Key Keyboard

$307.76 USD

Yamaha Reface CS Mini-Key Keyboard

$307.76 USD

Realistic Concertmate MG-1 Moog Synthesizer 42-4000 Elton John

Realistic Concertmate MG-1 Moog...

$449.99 USD

Realistic Concertmate MG-1 Moog...

$449.99 USD

Make Noise QPAS

Make Noise QPAS

$319.00 USD

Make Noise QPAS

$319.00 USD

Sammich SID Music Synthesizer SwinSID MOS8580 MOS6581 6582 SID Station Midibox

Sammich SID Music Synthesizer SwinSID...

$385.00 USD

Sammich SID Music Synthesizer SwinSID...

$385.00 USD

Roland jv-2080 Sound Module synthesizer + 10

Roland jv-2080 Sound Module...

$259.99 USD

Roland jv-2080 Sound Module...

$259.99 USD

Korg volca sample, Digital sample Sequencer, Voca-sample2

Korg volca sample, Digital sample...

$120.99 USD

Korg volca sample, Digital sample...

$120.99 USD

ASM Hydrasynth Explorer Digital Polyphonic Aftertouch Keyboard Synthesizer

ASM Hydrasynth Explorer Digital...

$440.00 USD

ASM Hydrasynth Explorer Digital...

$440.00 USD

Teenage Engineering OP-1 Handheld Synthesizer - Used

Teenage Engineering OP-1 Handheld...

$799.95 USD

Teenage Engineering OP-1 Handheld...

$799.95 USD

Yamaha PLG150-AN AN1X Expansion Board

Yamaha PLG150-AN AN1X Expansion Board

$228.00 USD

Yamaha PLG150-AN AN1X Expansion Board

$228.00 USD

DIY KIT – Nelson Audio 16.6” 24 Plug Power Bus Board for Eurorack Modular Synths

DIY KIT – Nelson Audio 16.6” 24...

$21.99 USD

DIY KIT – Nelson Audio 16.6” 24...

$21.99 USD

Tubbutec Wired Heart Touch Synthesizer Noise SYNTHESIZER NEW - PERFECT CIRCUIT

Tubbutec Wired Heart Touch...

$49.99 USD

Tubbutec Wired Heart Touch...

$49.99 USD

Maximal Drone (handmade synth, Rucci Electronics)

Maximal Drone (handmade synth, Rucci...

$140.00 USD

Maximal Drone (handmade synth, Rucci...

$140.00 USD

Befaco M3 Knurlies Screw Set 100 Pcs Modular EURORACK - NEW - PERFECT CIRCUIT

Befaco M3 Knurlies Screw Set 100 Pcs...

$40.00 USD

Befaco M3 Knurlies Screw Set 100 Pcs...

$40.00 USD

Yamaha TG55 Tone Generator Synthesizer Working

Yamaha TG55 Tone Generator...

$118.00 USD

Yamaha TG55 Tone Generator...

$118.00 USD

Behringer Poly D Polyphonic Analog Synthesizer

Behringer Poly D Polyphonic Analog...

$599.00 USD

Behringer Poly D Polyphonic Analog...

$599.00 USD

Dubreq Stylophone S-1 Synthesizer

Dubreq Stylophone S-1 Synthesizer

$34.95 USD

Dubreq Stylophone S-1 Synthesizer

$34.95 USD

Roland JD-08 Boutique Digital Desktop Synthesizer

Roland JD-08 Boutique Digital Desktop...

$303.00 USD

Roland JD-08 Boutique Digital Desktop...

$303.00 USD

Yamaha DX7 Digital Programmable Algorithm Synthesizer keyboard

Yamaha DX7 Digital Programmable...

$429.00 USD

Yamaha DX7 Digital Programmable...

$429.00 USD

Roland AX-7 Keytar MIDI Keyboard Controller - Works Great!

Roland AX-7 Keytar MIDI Keyboard...

$450.00 USD

Roland AX-7 Keytar MIDI Keyboard...

$450.00 USD

Korg Minilogue Silver Polyphonic Analogue Synthesizer Keyboard New Japan

Korg Minilogue Silver Polyphonic...

$388.00 USD

Korg Minilogue Silver Polyphonic...

$388.00 USD

Desktop synth stand, medium, 2 tier, expandable & adjustable, Utility M2

Desktop synth stand, medium, 2 tier,...

$61.00 USD

Desktop synth stand, medium, 2 tier,...

$61.00 USD

Erica Synths Fusion VCO Eurorack Module

Erica Synths Fusion VCO Eurorack Module

$200.00 USD

Erica Synths Fusion VCO Eurorack Module

$200.00 USD

E-MU MP-7 Command Station Synthesizer - Versatile Sound Creation Tool

E-MU MP-7 Command Station Synthesizer...

$400.00 USD

E-MU MP-7 Command Station Synthesizer...

$400.00 USD

Dreadbox Hades Reissue Analog Bass Synthesizer (VA5007095)

Dreadbox Hades Reissue Analog Bass...

$299.99 USD

Dreadbox Hades Reissue Analog Bass...

$299.99 USD

Casio CZ-101 Digital Synthesizer Very Good Condition READ DESCRIPTION

Casio CZ-101 Digital Synthesizer Very...

$169.15 USD

Casio CZ-101 Digital Synthesizer Very...

$169.15 USD

Korg KROME Keyboard Synthesizer

Korg KROME Keyboard Synthesizer

$550.00 USD

Korg KROME Keyboard Synthesizer

$550.00 USD

Roland MT-32 Multi Timbre MIDI Sound Module tested working used

Roland MT-32 Multi Timbre MIDI Sound...

$250.00 USD

Roland MT-32 Multi Timbre MIDI Sound...

$250.00 USD

Moog werkstatt-01 w/ SQ-1

Moog werkstatt-01 w/ SQ-1

$250.00 USD

Moog werkstatt-01 w/ SQ-1

$250.00 USD

Leploop Arpopone Desktop Synthesizer - melody/bassline generator

Leploop Arpopone Desktop Synthesizer...

$250.00 USD

Leploop Arpopone Desktop Synthesizer...

$250.00 USD

Braids Mutable Instruments Clone

Braids Mutable Instruments Clone

$116.00 USD

Braids Mutable Instruments Clone

$116.00 USD

KORG SQ64 Polyphony Sequencer Electronic Music 64 Step Dawless MIDI Controller

KORG SQ64 Polyphony Sequencer...

$179.98 USD

KORG SQ64 Polyphony Sequencer...

$179.98 USD

Teenage Engineering OP-Z | Lightly Used | w/ Case & New Cable

Teenage Engineering OP-Z | Lightly...

$399.99 USD

Teenage Engineering OP-Z | Lightly...

$399.99 USD

Roland P55 P-55 Sound Canvas Piano Module Comes with power supply and manual

Roland P55 P-55 Sound Canvas Piano...

$125.00 USD

Roland P55 P-55 Sound Canvas Piano...

$125.00 USD

Beat Kangz Electronics Thang Musical Instruments & Gear used

Beat Kangz Electronics Thang Musical...

$429.70 USD

Beat Kangz Electronics Thang Musical...

$429.70 USD

Teenage Engineering OP-1 Personal Synthesizer Sampler & Controller

Teenage Engineering OP-1 Personal...

$959.99 USD

Teenage Engineering OP-1 Personal...

$959.99 USD