Eurorack + Modular Synths

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  1. Expert Sleepers ES-9
    Expert Sleepers ES-9 Eurorack Audio + CV Interface 16hp
    $635.00

    In Stock Available immediately!
  2. Expert Sleepers Super Disting EX Plus Alpha
    Expert Sleepers Super Disting EX Plus Alpha 8hp
    $399.00

    In Stock Available immediately!
  3. ES-8 USB Audio Interface
    Expert Sleepers ES-8 USB Audio Interface 8hp
    $459.00

    In Stock Available immediately!
  4. Expert Sleepers FH-2, front view
    Expert Sleepers FH-2 Factotum USB MIDI Host + MIDI-CV 8hp
    $309.00

    In Stock Available immediately!
  5. After Later Audio Cloaks Quad VCA + Mixer
    After Later Audio Cloaks Quad VCA + Mixer 10hp
    $169.00

    In Stock Available immediately!
  6. After Later Audio Pixie Macro-Oscillator
    After Later Audio Pixie Macro-Oscillator 12hp
    $224.00

    In Stock Available immediately!
  7. After Later Audio Resonate Resonator
    After Later Audio Resonate Resonator 14hp
    $199.00

    In Stock Available immediately!
  8. Disting MK4 Multifunction Module
    Expert Sleepers Disting MK4 Multifunction Module 4hp
    $195.00

    Backorder Reserve your order today!
  9. ES-3 MK4 Lightpipe to CV Interface
    Expert Sleepers ES-3 MK4 Lightpipe to CV Interface 8hp
    $209.00

    In Stock Available immediately!
  10. Expert Sleepers FHX-8CV FH-2 Factotum Expander
    Expert Sleepers FHX-8CV FH-2 Expander 4hp
    $145.00

    In Stock Available immediately!
  11. After Later Audio Dice Random Sampler
    After Later Audio Dice Random Sampler 18hp
    $274.00

    In Stock Available immediately!
  12. Expert Sleepers Otterley Multi-LFO
    Expert Sleepers Otterley Multi-LFO 8hp
    • NEW
    $199.00

    Preorder New release—reserve yours today!
  13. After Later Audio Scenes Segment Generator
    After Later Audio Scenes Segment Generator 14hp
    $279.00

    In Stock Available immediately!
  14. After Later Audio Cumulus Texture Synthesizer
    After Later Audio Cumulus Texture Synthesizer 18hp
    $199.00

    Backorder Reserve your order today!
  15. After Later Audio Benjolin V2
    After Later Audio Benjolin V2 Chaotic Synthesizer Voice 20hp
    $325.00

    In Stock Available immediately!
  16. After Later Audio Knit Macro-Oscillator
    After Later Audio Knit Macro-Oscillator 6hp
    $225.00

    In Stock Available immediately!
  17. After Later Audio Monsoon Texture Synthesizer
    After Later Audio Monsoon Texture Synthesizer 12hp
    $224.00

    In Stock Available immediately!
  18. Expert Sleepers Little Mikey Preamp
    Expert Sleepers Little Mikey Preamp 8hp
    $175.00

    In Stock Available immediately!
  19. After Later Audio Currents Tidal Modulator
    After Later Audio Currents Tidal Modulator 14hp
    $219.00

    In Stock Available immediately!
  20. ES-5 mk3 Expander for ES-3
    Expert Sleepers ES-5 mk3 Expander for ES-3 4hp
    $125.00

    Backorder Reserve your order today!
  21. After Later uGrids Topographic Drum Sequencer
    After Later Audio uGrids Topographic Drum Sequencer 8hp
    $155.00

    In Stock Available immediately!
  22. After Later Audio Razor Dual Multimode Filter
    After Later Audio Razor Dual Multimode Filter 18hp
    $359.00

    In Stock Available immediately!
  23. Expert Sleepers Lorelei Oscillator
    Expert Sleepers Lorelei Analog Oscillator 8hp
    $189.00

    Backorder Reserve your order today!
  24. After Later Audio Atom Modal Synthesizer
    After Later Audio Atom Modal Synthesizer 18hp
    $225.00

    In Stock Available immediately!
  25. After Later Audio Fuse Meta-Modulator
    After Later Audio Fuse Meta-Modulator 10hp
    $219.00

    In Stock Available immediately!
  26. After Later Bartender Stereo Performance Mixer
    After Later Audio Bartender Stereo Performance Mixer 24hp
    • NEW
    $360.00

    In Stock Available immediately!
  27. Expert Sleepers Tiny MIDI Breakout Expander
    Expert Sleepers Tiny MIDI Breakout Expander 2hp
    $55.00

    Backorder Reserve your order today!
  28. ES-6 mk3 CV to Lightpipe Interface
    Expert Sleepers ES-6 mk3 CV to Lightpipe Interface 4hp
    $160.00

    Backorder Reserve your order today!
  29. After Later Audio Quarks Modal Synthesizer
    After Later Audio Quarks Modal Synthesizer 22hp
    $259.00

    In Stock Available immediately!
  30. Expert Sleepers MIDI Breakout Expander
    Expert Sleepers MIDI Breakout Expander 4hp
    $50.00

    In Stock Available immediately!
  31. Expert Sleepers Pandora
    Expert Sleepers Pandora Analog Bandpass Filter + Distortion 8hp
    $199.00

    In Stock Available immediately!
  32. After Later Audio Alan Turing Machine
    After Later Audio Alan Turing Machine 6hp
    $180.00

    In Stock Available immediately!
  33. After Later Audio Auris
    After Later Audio Auris Contact Microphone + External Input 4hp
    $89.00

    In Stock Available immediately!
  34. Expert Sleepers CVM-8
    Expert Sleepers CVM-8 CV to MIDI + I2C Converter 4hp
    $225.00

    In Stock Available immediately!
  35. After Later Audio QARV Quad Attack Release VCA
    After Later Audio QARV Quad Attack Release VCA 20hp
    $224.00

    In Stock Available immediately!
  36. ESX-8CV Mk2 Expansion
    Expert Sleepers ESX-8CV Mk2 Expansion 4hp
    $175.00

    In Stock Available immediately!
  37. After Later Audio SHTH Sample/Track & Hold
    After Later Audio SHTH Sample/Track & Hold 2hp
    $84.00

    In Stock Available immediately!
  38. After Later Threads MIDI to CV Converter - 1U
    After Later Audio Threads MIDI to CV Converter - 1U
    $249.00

    In Stock Available immediately!
  39. Expert Sleepers FHX-8GT Gate Expander for FH-2 Factotum
    Expert Sleepers FHX-8GT Gate Expander for FH-2 4hp
    $99.00

    In Stock Available immediately!
  40. After Later Audio Alan 1U Turing Machine
    After Later Audio Alan 1U Turing Machine 21hp
    $180.00

    In Stock Available immediately!
  41. After Later Audio Pique 1U
    After Later Audio Pique Multi-Function Modulation Source 1U 22hp
    $149.00

    In Stock Available immediately!
  42. Expert Sleepers Persephone Analog JFET VCA
    Expert Sleepers Persephone Analog JFET VCA 8hp
    $189.00

    In Stock Available immediately!
  43. After Later Audio Cara Random Sampler
    After Later Audio Cara Random Sampler 10hp
    $249.00

    In Stock Available immediately!
  44. After Later Baker Dual Modulation + Drum Source
    After Later Audio Baker Dual Modulation + Drum Source 6hp
    $175.00

    Backorder Reserve your order today!
  45. Expert Sleepers ES-7 mk2
    Expert Sleepers ES-7 CV Input Expander 4hp
    $99.00

    Backorder Reserve your order today!
  46. After Later Audio Steps 1U
    After Later Audio Steps 1U 22hp
    $129.00

    In Stock Available immediately!
  47. Expert Sleepers ESX-8GT mk3 Gate Expansion front view
    Expert Sleepers ESX-8GT mk3 Gate Expansion 4hp
    $75.00

    Backorder Reserve your order today!

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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.