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Eurorack + Modular
Synthesizers + Keyboards
Pedals + Effects
Studio + Recording
Controllers + Sequencing
![Doepfer A-190-2 MIDI-to-CV / Gate Interface [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-190-2_U23-37574_01.webp "Doepfer A-190-2 MIDI-to-CV / Gate Interface [USED]")
![Doepfer A-180-9 Multicore (Pair) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-180-9_Multicore_Modul_U23-37780_01.webp "Doepfer A-180-9 Multicore (Pair) [USED]")
![Doepfer A-180-9 Multicore (Pair) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-180-9_Multicore_Modul_U23-37732_01.webp "Doepfer A-180-9 Multicore (Pair) [USED]")
![Doepfer A-140 ADSR Envelope Generator [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-140-1_ADSR_Envelope_Generator_-_Standard_Edition_U23-37642_01.webp "Doepfer A-140 ADSR Envelope Generator [USED]")
![Doepfer A-138n Narrow Mixer (Slim Line) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-138n_Mixer_Slim_Line_-_Standard_Edition_U23-38077_01.webp "Doepfer A-138n Narrow Mixer (Slim Line) [USED]")
![Doepfer A-132-1 Dual Voltage Controlled Amplifier [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-132-1_Dual_Voltage_Controlled_Amplifier_U23-37577_01.webp "Doepfer A-132-1 Dual Voltage Controlled Amplifier [USED]")
![Doepfer A-118-2 Noise / Random (Slim Line) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-118-2_Noise___Random_Slim_Line_-_Standard_Edition_U23-37880_01.webp "Doepfer A-118-2 Noise / Random (Slim Line) [USED]")
![Doepfer A-111-4 Quad Precision VCO [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-111-4_Quad_Precision_VCO_-_Standard_Edition_U23-37720_01.webp "Doepfer A-111-4 Quad Precision VCO [USED]")
![Doepfer A-110-2V Basic VCO (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-110-2_U23-37573_01.webp "Doepfer A-110-2V Basic VCO (Vintage Edition) [USED]")
![Doepfer A-106-5SE 12dB SEM VCF Filter (Special Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-106-5_12dB_SEM_VCF_Special_Edition_Creme_U23-37748_01.webp "Doepfer A-106-5SE 12dB SEM VCF Filter (Special Edition) [USED]")
![Doepfer A-157-1 8x16 Trigger Sequencer Matrix [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-157-1_U23-37934_01.webp "Doepfer A-157-1 8x16 Trigger Sequencer Matrix [USED]")
![Doepfer A-145-4V Quad LFO (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-145-4v_Quad_LFO_Slim_Line_-_Vintage_Edition_U23-37134_01_1.webp "Doepfer A-145-4V Quad LFO (Vintage Edition) [USED]")
![Doepfer A-138sV Mini Stereo Mixer (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-138sv_Mini_Stereo_Mixer_-_Vintage_Edition_U23-37299_01_1.webp "Doepfer A-138sV Mini Stereo Mixer (Vintage Edition) [USED]")
![Doepfer A-130 Linear VCA [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-130_Linear_VCA_U23-37122_01_1.webp "Doepfer A-130 Linear VCA [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]")
8hp USED
![Doepfer A-145 LFO [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-145_LFO_U23-37126_01.webp "Doepfer A-145 LFO [USED]")
$79.99
In stock
8hp USED
![Doepfer A-145 LFO [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-145_LFO_U23-37127_01.webp "Doepfer A-145 LFO [USED]")
$79.99
In stock
![Doepfer A-144 Morphing Controller [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-144_Morphing_Controller_U23-37133_01.webp "Doepfer A-144 Morphing Controller [USED]")
![Doepfer A-136 Distortion Waveshaper [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-136_Distortion_Waveshaper_U23-37131_01.webp "Doepfer A-136 Distortion Waveshaper [USED]")
![Doepfer A-135-2 Quad VCA / Mixer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-135-2_Quad_VCA_Mixer_-_Standard_Edition_U23-37184_01.webp "Doepfer A-135-2 Quad VCA / Mixer [USED]")
![Doepfer A-130 Linear VCA [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-130_Linear_VCA_U23-37123_01.webp "Doepfer A-130 Linear VCA [USED]")
![Doepfer A-130 Linear VCA [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-130_Linear_VCA_U23-37124_01.webp "Doepfer A-130 Linear VCA [USED]")
14hp USED
![Doepfer A-111-1 VCO 2 [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-111-1_VCO_2_U23-37125_01.webp "Doepfer A-111-1 VCO 2 [USED]")
$269.00
In stock
![Doepfer A-110-6 Trapezoid Thru-Zero Quadrature VCO [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-110-6_Trapezoid_Thru_Zero_Quadrature_VCO_U23-37128_01.webp "Doepfer A-110-6 Trapezoid Thru-Zero Quadrature VCO [USED]")
![Doepfer A-190-4 USB/MIDI-to-CV/Gate Interface [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-190-4_USB_MIDI-to-CV_Gate_Interface_U23-36975_01.webp "Doepfer A-190-4 USB/MIDI-to-CV/Gate Interface [USED]")
![Doepfer A-190-3V USB / MIDI-to-CV / Gate Interface (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-190-3V_USB_MIDI-to-CV_Interface_-_Vintage_Edition_U23-36995_01.webp "Doepfer A-190-3V USB / MIDI-to-CV / Gate Interface (Vintage Edition) [USED]")
![Doepfer A-178 Theremin Control Voltage Source [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-178_Theremin_CV_Source_-_Standard_Edition_U23-37226_01.webp "Doepfer A-178 Theremin Control Voltage Source [USED]")
![Doepfer A-156 Dual Quantizer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-156_Dual_Quantizer_-_Standard_Edition_U23-37098_01.webp "Doepfer A-156 Dual Quantizer [USED]")
![Doepfer A-145-4V Quad LFO (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-145-4v_Quad_LFO_Slim_Line_-_Vintage_Edition_U23-36987_01.webp "Doepfer A-145-4V Quad LFO (Vintage Edition) [USED]")
![Doepfer A-124SE VCF5 Wasp Filter (Special Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-124SE_VCF5_Wasp_Filter_Special_Edition_U23-36962_01.webp "Doepfer A-124SE VCF5 Wasp Filter (Special Edition) [USED]")
![Doepfer A-120V VCF1 24dB Low Pass Filter (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-120v_VCF1_24dB_Low_Pass_Filter_-_Vintage_Edition_U23-37234_01.webp "Doepfer A-120V VCF1 24dB Low Pass Filter (Vintage Edition) [USED]")
![Doepfer A-106-1 X-Treme Filter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-106-1_X-Treme_Filter_U23-36960_01.webp "Doepfer A-106-1 X-Treme Filter [USED]")
![Doepfer A-106-1 X-Treme Filter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-106-1_X-Treme_Filter_U23-36961_01.webp "Doepfer A-106-1 X-Treme Filter [USED]")
![Doepfer A-166 Dual Logic [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-166_Dual_Logic_U23-36883_01.webp "Doepfer A-166 Dual Logic [USED]")
![Doepfer A-160-5 Voltage Controlled Clock Multiplier / Ratcheting Controller [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-160-5_VC_Clock_Multiplier_-_Standard_Edition_U23-36814_01.webp "Doepfer A-160-5 Voltage Controlled Clock Multiplier / Ratcheting Controller [USED]")
![Doepfer A-124SE VCF5 Wasp Filter (Special Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-124SE_VCF5_Wasp_Filter_Special_Edition_U23-36897_01.webp "Doepfer A-124SE VCF5 Wasp Filter (Special Edition) [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]")
![Doepfer A-105-2 24dB SSI Low Pass Filter Standard Edition [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-105-2_24_dB_Low_Pass_SSI-Type_Filter_U23-36628_01.webp "Doepfer A-105-2 24dB SSI Low Pass Filter Standard Edition [USED]")
![Doepfer A-142-4 Quad Decay Envelope Generator [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-142-4_Quad_Decay_U23-36454_01.webp "Doepfer A-142-4 Quad Decay Envelope Generator [USED]")
![Doepfer A-118 Noise + Random Voltage [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-118_Noise___Random_Voltage_-_Standard_Edition_U23-36556_01.webp "Doepfer A-118 Noise + Random Voltage [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]")
![Doepfer A-198-2 Module + Ribbon Controller [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-198-2_Ribbon_Controller_U23-36325_01.webp "Doepfer A-198-2 Module + Ribbon Controller [USED]")
![Doepfer A-138nV Slim Line Mixer (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-138nV_Mixer_Slim_Line_-_Vintage_Edition_U23-36383_01.webp "Doepfer A-138nV Slim Line Mixer (Vintage Edition) [USED]")
![Doepfer A-100 LCBV Low Cost Base Eurorack Case - 6U / 84HP (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-100LCBV_Low_Cost_Base_-_6U_Black_w__IEC_Cable_U23-36482_01.webp "Doepfer A-100 LCBV Low Cost Base Eurorack Case - 6U / 84HP (Vintage Edition) [USED]")
![Doepfer A-100 LC9V Low Cost Eurorack Case - 9U / 84HP (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-100LC9V_Low_Cost_Case_9_HE_PSU3_Vintage_Edition_U23-35962_01.webp "Doepfer A-100 LC9V Low Cost Eurorack Case - 9U / 84HP (Vintage Edition) [USED]")
![Doepfer A-100 LC9V Low Cost Eurorack Case - 9U / 84HP (Vintage Edition) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-100LC9V_Low_Cost_Case_-_9U_Black_w__IEC_Cable_U23-36486_01.webp "Doepfer A-100 LC9V Low Cost Eurorack Case - 9U / 84HP (Vintage Edition) [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]")
![Doepfer A-100 G6 Rackmountable Eurorack Case - 6U / 84HP [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/o/Doepfer_A-100_G6_Rackmountable_Case_-_6U_w__IEC_Cable_U23-35785_01_2.webp "Doepfer A-100 G6 Rackmountable Eurorack Case - 6U / 84HP [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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