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Eurorack + Modular
Synthesizers + Keyboards
Pedals + Effects
Studio + Recording
Controllers + Sequencing
![Polyend Poly 2 MIDI to CV Converter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/o/Polyend_Poly_2_U23-37702_01.webp "Polyend Poly 2 MIDI to CV Converter [USED]")
![Polyend Poly 2 MIDI to CV Converter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/o/Polyend_Poly_2_U23-37636_01.webp "Polyend Poly 2 MIDI to CV Converter [USED]")
![Samson SM10 Rackmount Line Mixer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/a/Samson_SM10_Mixer_U23-37248_01.webp "Samson SM10 Rackmount Line Mixer [USED]")
![Polyend Medusa Paraphonic Hybrid Synthesizer (Black) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/o/Polyend_Medusa_Black_U23-37261_01.webp "Polyend Medusa Paraphonic Hybrid Synthesizer (Black) [USED]")
![DIY Ripples Liquid Filter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/M/o/MomoModular_Ripples_Mutable_Instruments_clone_U23-37181_01.webp "DIY Ripples Liquid Filter [USED]")
![Eventide H90 Harmonizer Multi-Effects Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/E/v/Eventide_H90_Harmonizer_U23-36806_01.webp "Eventide H90 Harmonizer Multi-Effects Pedal [USED]")
![Sequential Prophet-5 Polyphonic Analog Synthesizer Desktop Module [USED]](https://www.perfectcircuit.com/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]")
![Eventide H910 Harmonizer [VINTAGE]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/E/v/Eventide_H910_U23-36262_01.webp "Eventide H910 Harmonizer [VINTAGE]")
![Polyend Poly 2 MIDI to CV Converter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/o/Polyend_Poly_2_U23-36426_01.webp "Polyend Poly 2 MIDI to CV Converter [USED]")
![Sequential Pro 3 Hybrid Keyboard Synthesizer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Pro_3_U23-36120_01.webp "Sequential Pro 3 Hybrid Keyboard Synthesizer [USED]")
![Polyend Tracker Sampler Workstation [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/o/Polyend_Tracker_U23-36141_01.webp "Polyend Tracker Sampler Workstation [USED]"){kind=tracking}
![Polyend Mess Multi-Effect Step Sequencer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/o/Polyend_Mess_Multi-Effect_Step_Sequencer_U23-36288_01.webp "Polyend Mess Multi-Effect Step Sequencer [USED]")
![DIY Ornament & Crime Polymorphic CV Generator [USED]](https://www.perfectcircuit.com/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.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/u/Pusherman_uGrids_U23-36296_01.webp "DIY uGrids Topographic Drum Sequencer [USED]")
![DIY Arradio CV Controlled Radio [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/e/Befaco_Arradio_U23-36183_01.webp "DIY Arradio CV Controlled Radio [USED]")
![DIY Model 292c Quad Lopass Gate (Buchla 4U) [USED]](https://www.perfectcircuit.com/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.com/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.com/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]")
![Sequential Take 5 Polyphonic Analog Keyboard Synthesizer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Take_5_Analog_Polysynth_U23-34996_01.webp "Sequential Take 5 Polyphonic Analog Keyboard Synthesizer [USED]")
![Bear Modules More Matrix Expander for Matrix Mixer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/e/BearModules_More_Matrix_U23-35532_01.webp "Bear Modules More Matrix Expander for Matrix Mixer [USED]")
![DIY Model 207r Rev3 Mixer / Preamplifier (Buchla 4U) [USED]](https://www.perfectcircuit.com/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.com/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 277 Rev 2.1s Signal Delay Unit (Buchla 4U) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/I/DIY_Signal_Delay_Unit_Model_277_Rev_21s_U23-32284_01.webp "DIY Model 277 Rev 2.1s Signal Delay Unit (Buchla 4U) [USED]")
![DIY Model 207r Rev3 Mixer / Preamplifier (Buchla 4U) [USED]](https://www.perfectcircuit.com/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.com/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.com/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]")
![SPL Model 2381 Monitor & Talkback Controller [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/P/SPL_Model_2381_Monitor___Talkback_Controller_U23-27356_01.webp "SPL Model 2381 Monitor & Talkback Controller [USED]")
![DIY Serge Resonant Equalizer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Serge_Resonance_EQ_DIY_U23-26961_01.webp "DIY Serge Resonant Equalizer [USED]")
![Bear Modules Basicly Oscillator [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/e/BearModules_Basicly_-_VCO_U23-25364_01.webp "Bear Modules Basicly Oscillator [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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