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Eurorack + Modular
Synthesizers + Keyboards
Pedals + Effects
Studio + Recording
Controllers + Sequencing
![Sequential Prophet 12 Hybrid Synthesizer Desktop Module [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Prophet_12_Module_U23-38891_01.webp "Sequential Prophet 12 Hybrid Synthesizer Desktop Module [USED]")
![Random Source Haible TAU Phaser [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/a/RandomSource_Haible_TAU_Phaser_U23-40130_01.webp "Random Source Haible TAU Phaser [USED]")
![Eventide H9 MAX Harmonizer Multi-Effect Pedal [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/E/v/Eventide_H9_MAX_Harmonizer_Multi-FX_Pedal_U23-39758_01.webp "Eventide H9 MAX Harmonizer Multi-Effect Pedal [USED]")
![Sequential Circuits Six-Trak Analog Synthesizer (Cosmetic Damage to Keys) [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/SequentialCircuits_Six-Trak_U23-36787_01.webp "Sequential Circuits Six-Trak Analog Synthesizer (Cosmetic Damage to Keys) [VINTAGE]")
![Roland JV-1080 64-Voice Synthesizer Module [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_JV-1080_U23-38285_01.webp "Roland JV-1080 64-Voice Synthesizer Module [VINTAGE]")
![Roland JV-1080 64-Voice Synthesizer Module [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_JV-1080_Synthesizer_Module_U23-38899_01.webp "Roland JV-1080 64-Voice Synthesizer Module [VINTAGE]")
![Roland SR-JV80-98 JV Experience II Expansion Board [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_SR-JV80-98_Experience_II_expansion_card_U23-38898_01.webp "Roland SR-JV80-98 JV Experience II Expansion Board [USED]")
![Roland PN-D10-03 Sound Library ROM Card [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_PN-D10-03_Sound_Library_ROM_Card_U23-38096_01.webp "Roland PN-D10-03 Sound Library ROM Card [USED]")
![Roland P-10 Visual Sampler [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_P-10_U23-39194_01.webp "Roland P-10 Visual Sampler [USED]")
![Roland MT-32 MIDI Synthesizer Module [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_MT-32_U23-37118_01.webp "Roland MT-32 MIDI Synthesizer Module [VINTAGE]")
![Roland MC-101 Groovebox [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_MC-101_U23-38672_01.webp "Roland MC-101 Groovebox [USED]")
![Roland Boutique JX-08 Virtual Analog Synthesizer Module [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_JX-08_Boutique_U23-38556_01.webp "Roland Boutique JX-08 Virtual Analog Synthesizer Module [USED]")
![Roland Boutique JP-08 Virtual Analog Synthesizer Module [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_Boutique_JP-08_Jupiter_8_Synth_Module_U23-38557_01.webp "Roland Boutique JP-08 Virtual Analog Synthesizer Module [USED]")
![Roland AIRA Compact P-6 Creative Sampler [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_Aira_P-6_Sampler_U23-39570_01.webp "Roland AIRA Compact P-6 Creative Sampler [USED]")
![Roland AIRA Compact E-4 Voice Tweaker [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_Aira_Compact_E-4_Voice_Tweaker_U23-39456_01.webp "Roland AIRA Compact E-4 Voice Tweaker [USED]")
![Sequential Take 5 Polyphonic Analog Keyboard Synthesizer [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Take_5_Analog_Polysynth_U23-39343_01.webp "Sequential Take 5 Polyphonic Analog Keyboard Synthesizer [USED]")
![Sequential Prophet Rev2 8-Voice Analog Keyboard Synthesizer [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Prophet_Rev2_8-Voice_Keyboard_U23-39519_01.webp "Sequential Prophet Rev2 8-Voice Analog Keyboard Synthesizer [USED]")
![Roland Boutique TR-06 Drumatix Drum Machine [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_TR-06_U23-39462_01.webp "Roland Boutique TR-06 Drumatix Drum Machine [USED]")
![Roland MKS-50 Rackmount Synthesizer Module [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_MKS-50_U23-39314_01.webp "Roland MKS-50 Rackmount Synthesizer Module [VINTAGE]")
![API 505-DI 500-Series Direct Input [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/P/API_505_DI_500-Series_DI_U23-39071_01_1.webp "API 505-DI 500-Series Direct Input [USED]")
![Roland SR-JV80-09 Session Expansion Board [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_SR-JV80-09_Session_expansion_card_U23-38897_01.webp "Roland SR-JV80-09 Session Expansion Board [USED]")
![Roland SH-201 Virtual Analog Synthesizer [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_SH-201_U23-39310_01.webp "Roland SH-201 Virtual Analog Synthesizer [USED]")
![Roland Boutique JU-06A Virtual Analog Synthesizer Module [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_Boutique_JU-06A_U23-39239_01.webp "Roland Boutique JU-06A Virtual Analog Synthesizer Module [USED]")
![API 505-DI 500-Series Direct Input [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/P/API_505_DI_500-Series_DI_U23-39072_01.webp "API 505-DI 500-Series Direct Input [USED]")
![Eventide H9 MAX Harmonizer Multi-Effects Pedal w/ Barn Footswitch [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/E/v/Eventide_H9_MAX_Harmonizer_Multi-FX_Pedal_w_Barn_Footswitch_U23-39604_01.webp "Eventide H9 MAX Harmonizer Multi-Effects Pedal w/ Barn Footswitch [USED]")
![DigiTech VHM5 Vocalist Harmony Processor [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/i/DigiTech_VHM5_U23-38633_01.webp "DigiTech VHM5 Vocalist Harmony Processor [USED]")
![API 505-DI Direct Input [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/P/API_505-DI_Direct_Input_U23-39428_01.webp "API 505-DI Direct Input [USED]")
![Roland SR-JV80-15 Special FX Collection Expansion Board [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_SR-JV80-15_Special_EFX_Expansion_Board_U23-39220_01.webp "Roland SR-JV80-15 Special FX Collection Expansion Board [VINTAGE]")
![Roland SR-JV80-12 Hip Hop Collection Expansion Board [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_SR-JV80-12_Hip_Hop_Collection_Expansion_Board_U23-39219_01.webp "Roland SR-JV80-12 Hip Hop Collection Expansion Board [VINTAGE]")
![Roland SH-101 Analog Keyboard Synthesizer w/ Mod Grip (Gray) [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_SH-101_U23-35941_01.webp "Roland SH-101 Analog Keyboard Synthesizer w/ Mod Grip (Gray) [VINTAGE]")
![Roland R-70 Human Rhythm Composer Drum Machine [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_R-70_U23-38984_01.webp "Roland R-70 Human Rhythm Composer Drum Machine [VINTAGE]")
![Roland PG-10 Linear Synthesizer Programmer [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_PG-10_U23-39467_01.webp "Roland PG-10 Linear Synthesizer Programmer [VINTAGE]")
![Roland Juno-106 Analog Keyboard Synthesizer [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_Juno-106_U23-38547_01.webp "Roland Juno-106 Analog Keyboard Synthesizer [VINTAGE]")
![Roland Juno-106 Analog Keyboard Synthesizer (w/ Chorus Input Mod) [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_Juno-106_U23-38825_01.webp "Roland Juno-106 Analog Keyboard Synthesizer (w/ Chorus Input Mod) [VINTAGE]")
![Roland JV-2080 Synthesizer Sound Module [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_JV-2080_U23-39218_01.webp "Roland JV-2080 Synthesizer Sound Module [VINTAGE]")
![Roland GR-30 Guitar Synthesizer Pedal [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_GR-30_U23-39306_01.webp "Roland GR-30 Guitar Synthesizer Pedal [USED]")
![Roland Alpha Juno-1 Analog Keyboard Synthesizer [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_Alpha_Juno-1_U23-36402_01.webp "Roland Alpha Juno-1 Analog Keyboard Synthesizer [VINTAGE]")
![DigiTech Studio Vocalist Rackmount Vocal Harmony Processor [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/i/DigiTech_Studio_Vocalist_U23-39277_01.webp "DigiTech Studio Vocalist Rackmount Vocal Harmony Processor [USED]")
![Eventide Blackhole Reverb Pedal [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/E/v/Eventide_Blackhole_Reverb_U23-39353_01.webp "Eventide Blackhole Reverb Pedal [USED]")
![Roland TR-1000 Rhythm Creator Hybrid Drum Machine [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_TR-1000_U23-39120_01.webp "Roland TR-1000 Rhythm Creator Hybrid Drum Machine [USED]")
![Roland MC-101 Groovebox [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_MC-101_U23-39288_01.webp "Roland MC-101 Groovebox [USED]")
![Roland K-25m Keyboard Dock for Boutique Modules [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_K-25m_Portable_Keyboard_for_Roland_Boutique_Modules_U23-39312_01.webp "Roland K-25m Keyboard Dock for Boutique Modules [USED]")
![Roland Aira VT-3 Voice Transformer Vocoder [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/o/Roland_Aira_VT-3_Voice_Transformer_Vocoder_U23-38663_01.webp "Roland Aira VT-3 Voice Transformer Vocoder [USED]")
![Random Source Wave Multipliers + Resonant Equalizer 4x4 (Serge 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/a/RandomSource_Serge_Wave_Mulitpliers_VCM_U23-39186_01.webp "Random Source Wave Multipliers + Resonant Equalizer 4x4 (Serge 4U) [USED]")
![Random Source Divide and Compare 4x4 (Serge 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/a/RandomSource_Serge_Divide_and_Compare_4U_U23-39163_01.webp "Random Source Divide and Compare 4x4 (Serge 4U) [USED]")
![Eventide Space Reverb Pedal [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/E/v/Eventide_Space_Reverb_Effect_Pedal_U23-39086_01.webp "Eventide Space Reverb Pedal [USED]")
![DigiTech RDS 3.6 Digital Delay Rack Processor [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/i/DigiTech_RDS_36_Digital_Delay_U23-28033_01.webp "DigiTech RDS 3.6 Digital Delay Rack Processor [USED]")
![DigiTech HammerOn Pitch Shifter Pedal [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/i/DigiTech_HammerOn_Pitch_Shifter_U23-39002_01.webp "DigiTech HammerOn Pitch Shifter Pedal [USED]")
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High quality used electronic music gear—100% guaranteed. If you're looking for a great deal on a lightly used synth, electronic instruments, or other music equipment, you're in the right place.
Our selection of used gear runs the gamut: rare Eurorack modules, boutique effects pedals, vintage synthesizers and drum machines, professional studio gear, and much more. All of our used and vintage gear is 100% guaranteed to be fully functional, so you can buy with confidence. Plus, we offer financing and the option for free shipping on most orders.
We're constantly updating our used inventory—so keep your eyes here to see the latest additions!
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