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Eurorack + Modular Synths

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  1. Frap Tools Cunsa Quad Multi-Mode Filter
    Frap Tools Cunsa Quad Multi-Mode Filter 42hp
    $999.00

    In Stock Available immediately!
  2. Frap Tools Brenso Complex Oscillator
    Frap Tools Brenso Complex Oscillator 30hp
    $639.00

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  3. NANO Modules ONA Analog Oscillator
    NANO Modules ONA Analog Oscillator 8hp
    $163.99

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  4. Fumana Spectral Filter Bank
    Frap Tools Fumana Spectral Filter Bank 42hp
    $999.00

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  5. Frap Tools QSC
    Frap Tools QSC Creative Mixer Quad Stereo Channel 18hp
    $499.00

    In Stock Available immediately!
  6. Klavis Grainity Analog Granular VCF
    Klavis Grainity Analog Granular VCF Filter 10hp
    As low as $324.00
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  7. Frap Tools Bagai Analog Sample + Hold
    Frap Tools Bagai Analog Sample + Hold 12hp
    $299.99

    In Stock Available immediately!
  8. NANO Modules CAIXA 104 Eurorack Case
    NANO Modules CAIXA 104 Eurorack Case - 3U / 104HP
    $699.00

    In Stock Available immediately!
  9. 333 Mixer + Distributor
    Frap Tools 333 Mixer + Distributor 6hp
    $99.00

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  10. Klavis Twin Waves MkII Dual Digital Oscillator
    Klavis Twin Waves MkII Dual Digital Oscillator 8hp
    As low as $282.00
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  11. Frap Tools 411 Quad VCA
    Frap Tools 411 Quad VCA 6hp
    $139.99

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  12. NANO Modules CEQ DJ EQ + Compressor
    NANO Modules CEQ DJ EQ + Compressor 4hp
    $129.99

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  13. Frap Tools Falistri Movement Manager
    Frap Tools Falistri Movement Manager 18hp
    $469.99

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  14. Frap Tools CGM Stereo Channel
    Frap Tools CGM Creative Mixer Stereo Channel 6hp
    $199.00

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  15. Klavis CalTrans Calibrator + Transposer
    Klavis CalTrans Calibrator + Transposer (Silver) 6hp
    $198.00

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  16. Klavis CalTrans Calibrator + Transposer
    Klavis CalTrans Calibrator + Transposer 6hp
    As low as $198.00
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  17. NANO Modules VCV Random CV Generator
    NANO Modules VCV Random CV Generator 10hp
    $189.99

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  18. Klavis Quadigy Quad Envelope
    Klavis Quadigy Quad Envelope Generator 14hp
    As low as $324.00
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  19. NANO Modules QUART Quad AD Envelope / LFO
    NANO Modules QUART Quad AD Envelope Generator + LFO 10hp
    $162.99

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  20. NANO Modules ST-MAR 3-Channel Stereo Mixer
    NANO Modules ST-MAR 3-Channel Stereo Mixer 8hp
    $149.99

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  21. Rare Waves Grendel Formant Filter V2.2
    Rare Waves Grendel Formant Filter V2.2 12hp
    As low as $230.00
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  22. Frap Tools CGM Group
    Frap Tools CGM Creative Mixer Group 6hp
    $199.00

    In Stock Available immediately!
  23. NANO Modules CAIXA 104 Soft Case
    NANO Modules CAIXA 104 Soft Case
    $99.00

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  24. Frap Tools Aluminum Plus Sides
    Frap Tools Aluminum Plus Sides
    As low as $29.00
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  25. Klavis Tweakers Dual CV Processor
    Klavis Tweakers Dual CV Processor 3hp
    As low as $82.00
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  26. New Systems Instruments Babel Analog Logic and Intermodulation
    New Systems Instruments Babel Analog Logic and Intermodulation 6hp
    $140.00

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  27. Nano Modules MAR Eurorack Mixer
    NANO Modules MAR Dual Mixer 8hp
    $121.99

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  28. Ø3 Black Plastic Washers (100 Pack)
    Frap Tools Ø3 Black Plastic Washers (100 Pack)
    $9.90

    In Stock Available immediately!
  29. Nano Modules Font Multimode Filter
    NANO Modules FONT Multimode Filter 6hp
    $112.99

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  30. New Systems Instruments Quad LFO Phase Expander
    New Systems Instruments Quad LFO Phase Expander 6hp
    $110.00

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  31. 321 Scale + Flip + Shift + Combine
    Frap Tools 321 Scale + Flip + Shift + Combine 6hp
    $99.00

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  32. NANO Modules BUSBOARD Passive Distro Board
    NANO Modules BUSBOARD Passive Distro Board
    $42.00

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  33. New Systems Instruments Babel Expander
    New Systems Instruments Babel Expander 2hp
    $70.00

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  34. PLUS Module Eurorack Case - 3U / 42HP
    Frap Tools PLUS Module Eurorack Case - 3U / 42HP
    $69.90

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  35. M3 Stainless Steel Square Nuts (100 Pack)
    Frap Tools M3 Stainless Steel Square Nuts (100 Pack)
    $5.00

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  36. NANO Modules Blank Panel
    NANO Modules Blank Panel
    As low as $5.00
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  37. M3 x 6mm Zinc Phillips Panhead Screws (100 Pack)
    Frap Tools M3 x 6mm Zinc Phillips Panhead Screws (100 Pack)
    $5.99

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  38. M3 x 6mm Button Head Hex Cap Screws (100 Pack)
    Frap Tools M3 x 6mm Button Head Hex Cap Screws (100 Pack)
    $9.90

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  39. Frap Tools CGM Link System Cable - 1 Group to 8 Channels
    Frap Tools CGM Link System Cable - 1 Group to 8 Channel Modules
    $19.00

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  40. NANO Modules Performance Mixer
    NANO Modules Performance Mixer 28hp
    $649.99

    In Stock Available immediately!
  41. Frap Tools CGM I Insert Stereo Insert Loop
    Frap Tools CGM I Insert Stereo Insert Loop 6hp
    $149.99

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  42. Sapel Tamed Random
    Frap Tools Sapel Tamed Random 18hp
    $499.00

    In Stock Available immediately!
  43. Frap Tools Masterone CGM Output Module
    Frap Tools Masterone CGM Output Module 12hp
    $299.00

    In Stock Available immediately!
  44. Nano Modules ALT Cascading VCA / Mixer
    NANO Modules ALT Cascading VCA/Mixer 8hp
    $146.99

    In Stock Available immediately!
  45. NANO EXP4 Expander for Performance Mixer
    NANO Modules EXP4 Expander for Performance Mixer 4hp
    $129.99

    In Stock Available immediately!
  46. Klavis Mixwitch Mixer + Switch
    Klavis Mixwitch Mixer + Switch 8hp
    As low as $156.00
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  47. Klavis Two Bits Dual-Channel Logic
    Klavis Two Bits Dual-Channel Logic 5hp
    As low as $156.00
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1-48 of 88 items

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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.