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Eurorack + Modular
Synthesizers + Keyboards
Pedals + Effects
Studio + Recording
Controllers + Sequencing
![ADDAC System ADDAC306 VC Transitions [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC306_VC_Transitions_Black_U23-37645_01.webp "ADDAC System ADDAC306 VC Transitions [USED]")
![ADDAC System 207 Intuitive Quantizer (Red) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC207_Intuitive_Quantizer_Red_U23-37709_01.webp "ADDAC System 207 Intuitive Quantizer (Red) [USED]")
![Gechologic Gecho Desktop Loopsynth - V2 [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/G/e/Gechologic_Gecho_Loopsynth_V2_U23-37090_01.webp "Gechologic Gecho Desktop Loopsynth - V2 [USED]")
![ADDAC System ADDAC305 Manual Latches [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC305_Manual_Latches_Red_U23-37223_01.webp "ADDAC System ADDAC305 Manual Latches [USED]")
![ADDAC System ADDAC221 CV to CC [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC221_CV_to_CC_Red_U23-37232_01.webp "ADDAC System ADDAC221 CV to CC [USED]")
![Sequential Circuits Six-Trak Analog Polyphonic Keyboard Synthesizer [VINTAGE]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/SequentialCircuits_Six-Trak_U23-35982_01.webp "Sequential Circuits Six-Trak Analog Polyphonic Keyboard Synthesizer [VINTAGE]")
![ADDAC System ADDAC105 4 Voice Cluster (Black) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC105_4_Voice_Cluster_Black_U23-36673_01_1.webp "ADDAC System ADDAC105 4 Voice Cluster (Black) [USED]")
![ADDAC System ADDAC105 4 Voice Cluster (Black) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC105_4_Voice_Cluster_Black_U23-36439_01.webp "ADDAC System ADDAC105 4 Voice Cluster (Black) [USED]")
![ADDAC System 601 VC Fixed Filterbank [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_8_Band_Voltage_Controlled_Fixed_Filterbank_U23-36434_01.webp "ADDAC System 601 VC Fixed Filterbank [USED]")
![ADDAC System ADDAC603 VC Triple Band Pass Filter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC603_VC_Triple_Bandpass_Filter_Black_U23-36173_01.webp "ADDAC System ADDAC603 VC Triple Band Pass Filter [USED]")
![ADDAC System ADDAC203 Rev02 CV Mapping [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC203_Rev02_CV_Mapping_U23-35477_01.webp "ADDAC System ADDAC203 Rev02 CV Mapping [USED]")
![ADDAC System ADDAC402 Heuristic Rhythm Generator [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC402_Heuristic_Rhythm_Generator_Black_U23-33220_01.webp "ADDAC System ADDAC402 Heuristic Rhythm Generator [USED]")
![ADDAC System ADDAC705 Stinggy Filter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC705_Stinggy_Filter_Black_U23-30049_01.webp "ADDAC System ADDAC705 Stinggy Filter [USED]")
![ADDAC System ADDAC506B Stochastic Function Generator Expansion [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC506B_Stochastic_Expansion_U23-25259_01.webp "ADDAC System ADDAC506B Stochastic Function Generator Expansion [USED]")
![ADDAC System ADDAC101 WAV Player [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC101_WAV_Player_Red_U23-24206_01.webp "ADDAC System ADDAC101 WAV Player [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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