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Eurorack + Modular
Synthesizers + Keyboards
Pedals + Effects
Studio + Recording
Controllers + Sequencing
![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]")
![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]")
![Boss RC-3 Loop Station Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_RC-3_Loop_Station_Pedal_U23-36269_01.webp "Boss RC-3 Loop Station Pedal [USED]")
![Boss LM-2 Limiter Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_LM-2_U23-36365_01.webp "Boss LM-2 Limiter Pedal [USED]")
![Boss GM-800 Guitar Synthesizer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_GM-800_Guitar_Synthesizer_U23-36479_01.webp "Boss GM-800 Guitar Synthesizer [USED]")
![Boss GK-5B Divided GK Bass Pickup [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_GK-5B_Divided_GK_Bass_Pickup_U23-36478_01.webp "Boss GK-5B Divided GK Bass Pickup [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]")
![Boss RC-202 Loop Station Looper Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_RC-202_Loop_Station_U23-36322_01.webp "Boss RC-202 Loop Station Looper Pedal [USED]")
![Boss ODB-3 Bass Overdrive Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_ODB-3_Bass_Overdrive_U23-36259_01.webp "Boss ODB-3 Bass Overdrive Pedal [USED]")
![Boss DD-3T Digital Delay Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_DD-3T_Digital_Delay_U23-36260_01.webp "Boss DD-3T Digital Delay Pedal [USED]")
![Boss CS-3 Compression Sustainer Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_CS-3_Compression_Sustainer_Pedal_U23-36261_01.webp "Boss CS-3 Compression Sustainer Pedal [USED]")
![Boss CEB-3 Bass Chorus Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_CEB-3_Bass_Chorus_Pedal_U23-36258_01.webp "Boss CEB-3 Bass Chorus Pedal [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]")
![WaveReX DDD-11 PCM-Card [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/W/a/WaveRex_DDD_PCM-Card_U23-36059_01.webp "WaveReX DDD-11 PCM-Card [USED]")
![Random Source Haible Living VCOs [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/a/RandomSource_Haible_Living_VCOs_U23-36235_01.webp "Random Source Haible Living VCOs [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]")
![Boss CE-300 Super Chorus Rack Processor [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_CE-300_U23-34013_01.webp "Boss CE-300 Super Chorus Rack Processor [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]")
![Random Source Serge Smooth & Stepped Generator (SSG) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/a/RandomSource_Serge_Smooth___Stepped_Generator_SSG_U23-35882_01.webp "Random Source Serge Smooth & Stepped Generator (SSG) [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]")
![Boss SY-200 Guitar Synthesizer Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_SY-200_Guitar_Synthesizer_U23-35713_01.webp "Boss SY-200 Guitar Synthesizer Pedal [USED]")
![Boss RC-2 Loop Station Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_RC-2_Loop_Station_U23-35714_01.webp "Boss RC-2 Loop Station Pedal [USED]")
![Boss DS-1W Waza Craft Distortion Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_DS-1W_Distortion_Waza_Craft_U23-35466_01.webp "Boss DS-1W Waza Craft Distortion Pedal [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]")
![Boss DM-101 Delay Machine Analog Delay Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_DM-101_Delay_Machine_Pedal_U23-35494_01.webp "Boss DM-101 Delay Machine Analog Delay Pedal [USED]")
![Boss CH-1 Stereo Super Chorus Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_CH-1_Stereo_Super_Chorus_Pedal_U23-32929_01.webp "Boss CH-1 Stereo Super Chorus Pedal [USED]")
![Boss CE-5 Stereo Chorus Ensemble Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_CE-5_Stereo_Chorus_Ensemble_U23-32930_01.webp "Boss CE-5 Stereo Chorus Ensemble Pedal [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]")
![Random Source Serge Dual Universal Slope Generator MK2 (DSG) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/R/a/RandomSource_Serge_Dual_Universal_Slope_Generator_Mk2_DSG_U23-31616_01.webp "Random Source Serge Dual Universal Slope Generator MK2 (DSG) [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]")
![Boss AB-2 2-Way Signal Selector Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_AB-2_2_Way_Selector_U23-30776_01.webp "Boss AB-2 2-Way Signal Selector Pedal [USED]")
![Boss SY-1000 Guitar Synthesizer Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/B/o/Boss_SY-1000_Guitar_Synthesizer_Pedal_U23-30073_01.webp "Boss SY-1000 Guitar Synthesizer 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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