Eurorack + Modular Synths

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  1. A-124SE VCF5 Wasp Filter (Special Edition)
    Doepfer A-124SE VCF5 Wasp Filter (Special Edition) 8hp
    $105.00

    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. Noise Lab Prime Mover Analog VCO
    Noise Lab Prime Mover Analog VCO 16hp
    $375.00

    In Stock Available immediately!
  4. Dnipro qTone Dual-Channel Quantizer (Black)
    Dnipro Modular qTone Dual-Channel Quantizer (Black) 6hp
    $229.99

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    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  5. A-106-5 -12dB SEM VCF Filter
    Doepfer A-106-5 -12dB SEM VCF Filter 8hp
    $115.00

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    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  6. Doepfer A-111-2 High End VCO II / LFO
    Doepfer A-111-2 High End VCO II / LFO 14hp
    As low as $289.00
    Multiple Options Make a selection for stock info
  7. A-196 Phase Locked Loop
    Doepfer A-196 Phase Locked Loop 8hp
    $92.00

    In Stock Available immediately!
  8. 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
  9. Doepfer A-120 VCF1 24dB Low Pass Filter
    Doepfer A-120 VCF1 24dB Low Pass Filter 8hp
    As low as $130.00
    Multiple Options Make a selection for stock info
  10. A-105-4 Quad Poly SSI VCF Filter
    Doepfer A-105-4 Quad Poly SSI VCF Filter 8hp
    $245.00

    In Stock Available immediately!
  11. Doepfer A-156 Dual Quantizer
    Doepfer A-156 Dual Quantizer 8hp
    As low as $153.00
    Multiple Options Make a selection for stock info
  12. Doepfer A-110-1 Standard VCO
    Doepfer A-110-1 Standard VCO 10hp
    As low as $195.00
    Multiple Options Make a selection for stock info
  13. Doepfer A-121-3 Multimode VCF - Slim Line
    Doepfer A-121-3 Multimode VCF Filter (Slim Line) 4hp
    $124.00

    In Stock Available immediately!
  14. A-104 Trautonium Formant Filter
    Doepfer A-104 Trautonium Formant Filter 20hp
    $179.00

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  15. A-110-4SE Thru Zero Quadrature VCO (Special Edition)
    Doepfer A-110-4SE Thru Zero Quadrature VCO (Special Edition) 8hp
    $169.00

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    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  16. A-124 VCF5 Wasp Filter
    Doepfer A-124 VCF5 Wasp Filter 8hp
    $105.00

    In Stock Available immediately!
  17. A-103 VCF6 18dB Low Pass Filter
    Doepfer A-103 VCF6 18dB Low Pass Filter 8hp
    $104.00

    In Stock Available immediately!
  18. Doepfer A-110-2 Basic VCO
    Doepfer A-110-2 Basic VCO 8hp
    As low as $148.00
    Multiple Options Make a selection for stock info
  19. 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!
  20. A-143-4 Quad VCLFO/VCO
    Doepfer A-143-4 Quad VCLFO/VCO 22hp
    $258.00

    In Stock Available immediately!
  21. A-101-6 Opto FET Filter / Phaser
    Doepfer A-101-6 Opto FET Filter / Phaser 8hp
    $128.00

    In Stock Available immediately!
  22. A-128 Fixed Filter Bank
    Doepfer A-128 Fixed Filter Bank 20hp
    $230.00

    In Stock Available immediately!
  23. A-106-5SE 12dB SEM VCF Filter (Special Edition)
    Doepfer A-106-5SE 12dB SEM VCF Filter (Special Edition) 8hp
    $116.00

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    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  24. A-127 VC Triple Resonance Filter
    Doepfer A-127 VC Triple Resonance Filter 28hp
    $198.00

    In Stock Available immediately!
  25. A-108 is a voltage-controlled low-pass filter inspired by the classic Moog ladder filter.
    Doepfer A-108 48dB Filter 12hp
    $196.00

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    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  26. Doepfer A-111-3 Micro Precision VCO / LFO
    Doepfer A-111-3 Micro Precision VCO / LFO 4hp
    As low as $179.00
    Multiple Options Make a selection for stock info
  27. Doepfer A-101-1 Vactrol Steiner Filter
    Doepfer A-101-1 Vactrol Steiner Filter 16hp
    As low as $169.00
    Multiple Options Make a selection for stock info
  28. Doepfer A-105-2V 24dB SSI Low Pass Filter
    Doepfer A-105-2 24dB SSI Low Pass Filter 4hp
    As low as $139.99
    Multiple Options Make a selection for stock info
  29. A-111-1 VCO 2
    Doepfer A-111-1 VCO 2 14hp
    $349.00

    In Stock Available immediately!
  30. A-110-4 Thru Zero Quadrature VCO
    Doepfer A-110-4 Thru Zero Quadrature VCO 8hp
    $160.00

    In Stock Available immediately!
  31. A-106-1 X-Treme Filter
    Doepfer A-106-1 X-Treme Filter 14hp
    $149.00

    In Stock Available immediately!
  32. Doepfer A-121-2 12dB Multimode Filter
    Doepfer A-121-2 12dB Multimode Filter 8hp
    As low as $138.00
    Multiple Options Make a selection for stock info
  33. A-102 Diode Low Pass Filter
    Doepfer A-102 Diode Low Pass Filter 8hp
    $115.00

    In Stock Available immediately!
  34. S-Trigger Cable
    Doepfer S-Trigger Cable
    $31.00

    In Stock Available immediately!
  35. A-123-2 6/12/18/24dB High Pass Filter
    Doepfer A-123-2 6/12/18/24dB High Pass Filter 8hp
    $150.00

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    Out of Stock

    We're awaiting our next batch of this item. Pre-order to reserve your place in line and we'll fulfill your order as soon as we receive our shipment
  36. Save $40 A-110-6 Trapezoid Thru-Zero Quadrature VCO
    Doepfer A-110-6 Trapezoid Thru-Zero Quadrature VCO 12hp
    • DEMO
    • Sale
    $289.00 $249.00
    In Stock Available immediately!
  37. Save $30 A-110-4 Thru Zero Quadrature VCO
    Doepfer A-110-4 Thru Zero Quadrature VCO 8hp
    • DEMO
    • Sale
    $160.00 $130.00
    In Stock Available immediately!
  38. Save $10 Doepfer A-121-2 12dB Multimode Filter
    Doepfer A-121-2 12dB Multimode Filter 8hp
    • DEMO
    • Sale
    $138.00 $128.00
    In Stock Available immediately!
  39. Doepfer A-110-4 Thru Zero Quadrature VCO [USED]
    Doepfer A-110-4 Thru Zero Quadrature VCO 8hp
    • USED
    $139.00

    In Stock Available immediately!
  40. Doepfer A-121-3 Multimode VCF (Slim Line) [USED]
    Doepfer A-121-3 Multimode VCF (Slim Line) 4hp
    • USED
    $109.00

    In Stock Available immediately!
  41. Doepfer A-156 Dual Quantizer [USED]
    Doepfer A-156 Dual Quantizer 8hp
    • USED
    $129.00

    In Stock Available immediately!

1-43 of 43 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.