Cart
Quantity :
Loading...
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]")
![Patching Panda BD-Z Kick Drum (Black) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/a/PatchingPanda_BD-Z_Kick_Drum_U23-39943_01.webp "Patching Panda BD-Z Kick Drum (Black) [USED]")
![DIY Clouds Texture Synthesizer [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Clouds_White_Magpie_Panel_U23-39739_01.webp "DIY Clouds Texture Synthesizer [USED]")
![DIY Stages Segment Generator [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Stages_U23-38039_01.webp "DIY Stages Segment Generator [USED]")
![Shure 520DX "Green Bullet" Harmonica Microphone [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/h/Shure_520DX_Green_Bullet_Harmonica_Microphone_U23-38131_01.webp "Shure 520DX \"Green Bullet\" Harmonica Microphone [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]")
![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]")
![Patching Panda Etna Triple Analog Morphing Filter (Black) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/a/PatchingPanda_Etna_Morphing_Filter_U23-39209_01.webp "Patching Panda Etna Triple Analog Morphing Filter (Black) [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]")
![DIY Ornament & Crime Polymorphic CV Generator [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Ornament___Crime_3U_U23-39598_01.webp "DIY Ornament & Crime Polymorphic CV Generator [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]")
![DIY Plaits Macro Oscillator [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/M/u/MutableInstruments_Plaits_U23-38560_01.webp "DIY Plaits Macro Oscillator [USED]")
![DIY Marbles Random Sampler [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Marbles_U23-39351_01.webp "DIY Marbles Random Sampler [USED]")
![Shure SM7B Dynamic Vocal Microphone [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/h/Shure_SM7B_Cardioid_Dynamic_Vocal_Microphone_U23-37515_01.webp "Shure SM7B Dynamic Vocal Microphone [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]")
![DIY Shelves EQ Filter [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Shelves_U23-38605_01.webp "DIY Shelves EQ Filter [USED]")
![Shure SM7B Dynamic Vocal Microphone [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/h/Shure_SM7B_Cardioid_Dynamic_Vocal_Microphone_U23-37533_01.webp "Shure SM7B Dynamic Vocal Microphone [USED]")
![Shure SM57 Cardioid Dynamic Microphone [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/h/Shure_SM57_Cardioid_Dynamic_Instrument_Microphone_U23-37529_01.webp "Shure SM57 Cardioid Dynamic Microphone [USED]")
![Shure SM7B Dynamic Vocal Microphone [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/h/Shure_SM7B_Cardioid_Dynamic_Vocal_Microphone_U23-37625_01_10.webp "Shure SM7B Dynamic Vocal Microphone [USED]")
![Shure SM58 Dynamic Vocal Microphone [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/h/Shure_SM58_Cardioid_Dynamic_Vocal_Microphone_U23-37626_01_4.webp "Shure SM58 Dynamic Vocal Microphone [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_U23-37255_01_4.webp "Sequential Prophet Rev2 8-Voice Analog Keyboard Synthesizer [USED]")
![DIY Ornament & Crime Polymorphic CV Generator [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Ornament___Crime_U23-37428_01_2.webp "DIY Ornament & Crime Polymorphic CV Generator [USED]")
![Electrix Filter Factory Analog Filter [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/E/l/Electrix_Filter_Factory_U23-37022_01.webp "Electrix Filter Factory Analog Filter [USED]")
![Patching Panda Moon Phase Stereo Multimode Filter (Black) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/a/PatchingPanda_Moon_Phase_Black_U23-37804_01.webp "Patching Panda Moon Phase Stereo Multimode Filter (Black) [USED]")
![DIY Ripples Liquid Filter [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/M/o/MomoModular_Ripples_Mutable_Instruments_clone_U23-37181_01.webp "DIY Ripples Liquid Filter [USED]")
![Shure PE-70 RM Reverberation Mixer [VINTAGE]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/h/Shure_Reverberation_Mixer_U23-36098_01.webp "Shure PE-70 RM Reverberation Mixer [VINTAGE]")
![Shure SM7B Dynamic Vocal Microphone [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/h/Shure_SM7B_Cardioid_Dynamic_Vocal_Microphone_U23-36461_01.webp "Shure SM7B Dynamic Vocal Microphone [USED]")
![Sequential Prophet-5 Polyphonic Analog Synthesizer Desktop Module [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Prophet-5_Desktop_Module_U23-36708_01.webp "Sequential Prophet-5 Polyphonic Analog Synthesizer Desktop Module [USED]")
![Sequential Pro 3 Hybrid Keyboard Synthesizer [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Pro_3_U23-36120_01.webp "Sequential Pro 3 Hybrid Keyboard Synthesizer [USED]")
![DIY Ornament & Crime Polymorphic CV Generator [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/f/AfterLaterAudio_uO_C_-_3U_Black_Magpie_Panel_U23-36281_01.webp "DIY Ornament & Crime Polymorphic CV Generator [USED]")
![DIY uGrids Topographic Drum Sequencer [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/u/Pusherman_uGrids_U23-36296_01.webp "DIY uGrids Topographic Drum Sequencer [USED]")
![DIY Model 292c Quad Lopass Gate (Buchla 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Quad_Lopass_Gate_Model_292c_U23-35695_01.webp "DIY Model 292c Quad Lopass Gate (Buchla 4U) [USED]")
![DIY Model 281 Quad Function Generator (Buchla 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Quad_Function_Generator_Model_281_U23-35694_01.webp "DIY Model 281 Quad Function Generator (Buchla 4U) [USED]")
![DIY Model 258 Dual Oscillator Rev 1.1s (Buchla 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Dual_Oscillator_Model_258_Rev_11s_U23-35692_01.webp "DIY Model 258 Dual Oscillator Rev 1.1s (Buchla 4U) [USED]")
![Patching Panda Particles Trigger Processor (Black) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/a/PatchingPanda_Particles_Trig_Seq_U23-35587_01.webp "Patching Panda Particles Trigger Processor (Black) [USED]")
![Patching Panda Moon Phase Stereo Multimode Filter (Black) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/a/PatchingPanda_Moon_Phase_Black_U23-33701_01.webp "Patching Panda Moon Phase Stereo Multimode Filter (Black) [USED]")
![DIY Model 207r Rev3 Mixer / Preamplifier (Buchla 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Mixer_Preamplifier_Model_207r_Rev3_U23-32275_01_1.webp "DIY Model 207r Rev3 Mixer / Preamplifier (Buchla 4U) [USED]")
![DIY Model 20C NLM Dual CV Polymorpher (Buchla 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/N/o/NorthernLightModular_Dual_CV_Polymorpher_Model_20C_U23-32278_01.webp "DIY Model 20C NLM Dual CV Polymorpher (Buchla 4U) [USED]")
![DIY Model 207r Rev3 Mixer / Preamplifier (Buchla 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Mixer_Preamplifier_Model_207r_Rev3_U23-32276_01.webp "DIY Model 207r Rev3 Mixer / Preamplifier (Buchla 4U) [USED]")
![DIY Model 257 Dual Voltage Processor (Buchla 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Dual_Voltage_Processor_Model_257_Rev_10s_U23-32286_01.webp "DIY Model 257 Dual Voltage Processor (Buchla 4U) [USED]")
![DIY Model 294r 4-Channel Comb Filter (Buchla 4U) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_4_Channel_Comb_Filter_Model_294r_U23-32285_01.webp "DIY Model 294r 4-Channel Comb Filter (Buchla 4U) [USED]")
![Patching Panda Hatz V2 Analog Hi-Hats (Silver) [USED]](https://www.perfectcircuit.mom/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/a/PatchingPanda_Hatz_v3_Hi-Hats_U23-31908_01_1.webp "Patching Panda Hatz V2 Analog Hi-Hats (Silver) [USED]")
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!
The information below is required for social login
Sign In
Create New Account