Eurorack + Modular Synths

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  1. Doepfer A-100 PMB Monster Base Eurorack Case PSU3
    Doepfer A-100 PMBsw Monster Base - 6U
    $1,110.00

    In Stock Available immediately!
  2. Doepfer A-111-4 Quad Precision VCO
    Doepfer A-111-4 Quad Precision VCO 18hp
    As low as $480.00
    Multiple Options Make a selection for stock info
  3. NANO Modules CAIXA 104 Eurorack Case
    NANO Modules CAIXA 104 Eurorack Case - 104HP
    $699.00

    Backorder Reserve your order today!
  4. Doepfer A-135-2 Quad VCA / Mixer
    Doepfer A-135-2 Quad VCA / Mixer 8hp
    As low as $119.99
    Multiple Options Make a selection for stock info
  5. A-124SE VCF5 Wasp Filter (Special Edition)
    Doepfer A-124SE VCF5 Wasp Filter (Special Edition) 8hp
    $105.00

    In Stock Available immediately!
  6. NANO Modules VCV Random CV Generator
    NANO Modules VCV Random CV Generator 10hp
    • NEW
    $189.99

    Preorder New release—reserve yours today!
  7. Doepfer A-100 LC9 Low Cost Case - 9U
    Doepfer A-100 LC9 Low Cost Case Eurorack Case - 9U
    As low as $435.00
    Multiple Options Make a selection for stock info
  8. A-100 PMS12 Monster Case - 12U
    Doepfer A-100 PMS12 Monster Case - 12U
    $1,849.00

    Backorder Reserve your order today!
  9. Doepfer A-100 P9 Eurorack Case 9U PSU3
    Doepfer A-100 P9 Eurorack Case - 9U
    $675.00

    In Stock Available immediately!
  10. A-138m 4x4 Matrix Mixer
    Doepfer A-138m 4x4 Matrix Mixer 20hp
    $168.00

    In Stock Available immediately!
  11. Doepfer A-160-2 Clock / Trigger Divider II
    Doepfer A-160-2 Clock / Trigger Divider II 4hp
    As low as $119.00
    Multiple Options Make a selection for stock info
  12. Doepfer A-100 LMS9 Low Cost Monster Case - 9U
    Doepfer A-100 LMS9 Low Cost Monster Case Eurorack Case - 9U
    As low as $929.00
    Multiple Options Make a selection for stock info
  13. A-180-9 Multicore (Pair)
    Doepfer A-180-9 Multicore (Pair) 4hp
    $124.99

    In Stock Available immediately!
  14. Doepfer A-130-8 Octal Linear VCA
    Doepfer A-130-8 Octal Linear VCA 6hp
    $89.00

    In Stock Available immediately!
  15. NANO Modules QUART Quad AD Envelope / LFO
    NANO Modules QUART Quad AD Envelope / LFO 10hp
    $162.99

    In Stock Available immediately!
  16. A-100 PMS6 Monster Case - 6U
    Doepfer A-100 PMS6 Monster Case - 6U
    $1,099.00

    In Stock Available immediately!
  17. A-198 Trautonium Manual / Ribbon Controller
    Doepfer A-198 Trautonium Manual / Ribbon Controller 8hp
    $290.00

    In Stock Available immediately!
  18. Doepfer A-140-2 Dual Mini ADSR
    Doepfer A-140-2 Dual Mini ADSR Envelope Generator 8hp
    As low as $172.00
    Multiple Options Make a selection for stock info
  19. Doepfer A-151 Quad Sequential Switch
    Doepfer A-151 Quad Sequential Switch 4hp
    As low as $73.00
    Multiple Options Make a selection for stock info
  20. NANO Modules Performance Mixer
    NANO Modules Performance Mixer 28hp
    $649.99

    In Stock Available immediately!
  21. Doepfer A-100 LC6 Low Cost Case - 6U
    Doepfer A-100 LC6 Low Cost Case Eurorack Case - 6U
    As low as $375.00
    Multiple Options Make a selection for stock info
  22. NANO Modules ONA Analog Oscillator
    NANO Modules ONA Analog Oscillator 8hp
    $163.99

    Backorder Reserve your order today!
  23. Doepfer A-130-2 Dual Lin/Exp VCA - Slim Line
    Doepfer A-130-2 Dual Lin/Exp VCA (Slim Line) 4hp
    $99.00

    In Stock Available immediately!
  24. A-143-2 Quad ADSR
    Doepfer A-143-2 Quad ADSR 26hp
    $255.00

    In Stock Available immediately!
  25. Doepfer A-174-4 3D Joystick
    Doepfer A-174-4 3D Joystick 12hp
    As low as $189.00
    Multiple Options Make a selection for stock info
  26. Doepfer A-100 LC1 Low Cost Case - 3U
    Doepfer A-100 LC1 Low Cost Case Eurorack Case - 3U
    As low as $148.00
    Multiple Options Make a selection for stock info
  27. Doepfer A-100 G6 Rackmountable Case 6U PSU3
    Doepfer A-100 G6 Rackmountable Case - 6U
    $530.00

    In Stock Available immediately!
  28. Doepfer A-138p Performance Mixer Input
    Doepfer A-138p Performance Mixer Input 16hp
    As low as $139.99
    Multiple Options Make a selection for stock info
  29. A-190-5 Poly MIDI/USB-to-CV/Gate
    Doepfer A-190-5 Poly MIDI/USB-to-CV/Gate 16hp
    $349.00

    In Stock Available immediately!
  30. Doepfer A-110-6 Trapezoid Thru Zero Quadrature VCO Eurorack Module
    Doepfer A-110-6 Trapezoid Thru-Zero Quadrature VCO 12hp
    $289.00

    In Stock Available immediately!
  31. Doepfer A-119
    Doepfer A-119 External Input / Envelope Follower 8hp
    As low as $86.00
    Multiple Options Make a selection for stock info
  32. Doepfer A-126-2 Frequency Shifter
    Doepfer A-126-2 Frequency Shifter 8hp
    As low as $375.00
    Multiple Options Make a selection for stock info
  33. Doepfer A-132-3 Dual VCA
    Doepfer A-132-3 Dual VCA 8hp
    As low as $123.00
    Multiple Options Make a selection for stock info
  34. Doepfer A-199 Spring Reverb
    Doepfer A-199 Spring Reverb 8hp
    As low as $147.00
    Multiple Options Make a selection for stock info
  35. Doepfer A-141-4 Quad Poly VCADSR
    Doepfer A-141-4 Quad Poly VCADSR 8hp
    $196.00

    In Stock Available immediately!
  36. A-100 P6 Portable Case - 6U
    Doepfer A-100 P6 Portable Case - 6U
    $530.00

    In Stock Available immediately!
  37. Doepfer A-121s Stereo Multimode Filter
    Doepfer A-121s Stereo Multimode Filter 12hp
    As low as $260.00
    Multiple Options Make a selection for stock info
  38. This beefy power supply features 2000mA on the +12V rail, 1200mA on -12V, and 4000mA on +5V.
    Doepfer A-100PSU3 Power Supply
    $170.00

    In Stock Available immediately!
  39. Doepfer A-100 LC3 Low Cost Case - 3U
    Doepfer A-100 LC3 Low Cost Case Eurorack Case - 3U
    As low as $255.00
    Multiple Options Make a selection for stock info
  40. Doepfer A-140 ADSR Envelope Generator
    Doepfer A-140 ADSR Envelope Generator 8hp
    As low as $95.00
    Multiple Options Make a selection for stock info
  41. Nano Modules Font Multimode Filter
    NANO Modules FONT Multimode Filter 6hp
    $112.99

    In Stock Available immediately!
  42. Doepfer A-111-6 Mini Synth Voice
    Doepfer A-111-6 Mini Synth Voice 10hp
    As low as $222.00
    Multiple Options Make a selection for stock info
  43. Doepfer A-100 LCB Low Cost Base - 6U
    Doepfer A-100 LCB Low Cost Base Eurorack Case - 6U
    As low as $490.00
    Multiple Options Make a selection for stock info
  44. Doepfer A-100 LMB Low Cost Monster Base - 6U
    Doepfer A-100 LMB Low Cost Monster Base Eurorack Case - 6U
    As low as $899.00
    Multiple Options Make a selection for stock info
  45. Doepfer A-156 Dual Quantizer
    Doepfer A-156 Dual Quantizer 8hp
    As low as $153.00
    Multiple Options Make a selection for stock info
  46. Doepfer A-178 Theremin Control Voltage Source
    Doepfer A-178 Theremin Control Voltage Source 8hp
    As low as $110.00
    Multiple Options Make a selection for stock info
  47. Doepfer A-182-2 Quad Switch - Slim Line
    Doepfer A-182-2 Quad Switch (Slim Line) 4hp
    $58.00

    In Stock Available immediately!
  48. Doepfer A-183-9 Quad USB Power Supply
    Doepfer A-183-9 Quad USB Power Supply 2hp
    $69.00

    In Stock Available immediately!

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Modular synths are one of the most inspiring tools available to electronic musicians today: synthesizers that you can assemble yourself from core components, building an instrument specifically meant for your music and your workflow. These core components, called modules, each perform an individual function. Some generate sound, some process sound, and some provide a way to control other modules.

At Perfect Circuit we specialize in the Eurorack format of modular synthesizers, a standard developed by Dieter Doepfer in order to provide musicians easy and affordable access to the techniques from the large analog synths of yesteryear: Moog, Buchla, ARP, and Serge systems, and many more. Since then, Eurorack has grown considerably—now offering a wide range of unique sonic opportunities.

Now, manufacturers like Verbos Electronics and Random*Source focus on adapting classic analog designs for use in modern music. Others, like Noise Engineering, Industrial Music Electronics, or Mutable Instruments, work in the digital realm to bring new techniques to the world of hardware. Others like Rossum Electro-Music and Make Noise work in both domains to make instruments that strike an uncanny balance between analog and digital, opening new worlds of expression.

Through some combination of these modules, a mess of patch cables, and a healthy does of experimentation, many musicians have found their own unique voices: and perhaps you will find yours there, too.