Eurorack + Modular Synths

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  1. Tiptop Audio Buchla 266t Source of Uncertainty
    Tiptop Audio Buchla 266t Source of Uncertainty 24hp
    $299.00

    In Stock Available immediately!
  2. Rossum Assimil8or Phase Modulation Sampler
    Rossum Assimil8or Phase Modulation Sampler 28hp
    As low as $999.00
    Multiple Options Make a selection for stock info
  3. Tiptop Audio Buchla 207t Mixer + Preamplifier
    Tiptop Audio Buchla 207t Mixer + Preamplifier 28hp
    $249.00

    In Stock Available immediately!
  4. Rossum Panharmonium Spectral Resynthesizer
    Rossum Panharmonium Spectral Resynthesizer 26hp
    As low as $599.00
    Multiple Options Make a selection for stock info
  5. Tiptop Audio Buchla 257t Dual Voltage Processor
    Tiptop Audio Buchla 257t Dual Voltage Processor 14hp
    $165.00

    In Stock Available immediately!
  6. Doepfer A-185-2 Precision Adder
    Doepfer A-185-2 Precision Adder 6hp
    As low as $89.00
    Multiple Options Make a selection for stock info
  7. Noise Engineering Sinc Defero (Black)
    Noise Engineering Sinc Defero Quad Attenuator (Black) 4hp
    $149.00

    In Stock Available immediately!
  8. Doepfer A-119
    Doepfer A-119 External Input / Envelope Follower 8hp
    As low as $86.00
    Multiple Options Make a selection for stock info
  9. Noise Engineering Jam Jam (Black)
    Noise Engineering Jam Jam Trigger + Gate Processor (Black) 6hp
    $240.00

    In Stock Available immediately!
  10. Bubblesound Booster Four-Channel Input
    Bubblesound Booster Four-Channel Input 2hp
    $75.00

    Backorder Reserve your order today!

    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
  11. Noise Engineering Sono Abitus
    Noise Engineering Sono Abitus Monitor + Headphone Output Module 4hp
    $245.00

    In Stock Available immediately!
  12. Noise Engineering Sinc Pravus
    Noise Engineering Sinc Pravus Quad Voltage Offsets 4hp
    $155.00

    In Stock Available immediately!
  13. Doepfer A-171-4 Quad VC Slew Limiter
    Doepfer A-171-4 Quad VC Slew Limiter 4hp
    $119.99

    In Stock Available immediately!
  14. A-183-2 is a voltage offset generator with a dedicated attenuator governing its CV input.
    Doepfer A-183-2 Offset / Polarizer / Attenuator 4hp
    $48.00

    In Stock Available immediately!
  15. Doepfer A-184-1
    Doepfer A-184-1 Ring Modulator / S&H / T&H / Slew Limiter 4hp
    As low as $118.00
    Multiple Options Make a selection for stock info
  16. Doepfer A-183-5 Quad Attenuator
    Doepfer A-183-5 Quad Attenuator 4hp
    $79.99

    In Stock Available immediately!
  17. Tiptop Audio MISO Voltage Utility
    Tiptop Audio MISO Voltage Utility 10hp
    As low as $99.00
    Multiple Options Make a selection for stock info
  18. Noise Engineering Quantus Pax Transposition Tool
    Noise Engineering Quantus Pax Transposition Tool 6hp
    $365.00

    In Stock Available immediately!
  19. A-139-2 Headphone Amplifier
    Doepfer A-139-2 Headphone Amplifier 6hp
    $68.00

    Backorder Reserve your order today!

    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
  20. A-183-3 Amplifier
    Doepfer A-183-3 Amplifier 4hp
    $55.00

    In Stock Available immediately!
  21. Doepfer A-171-2
    Doepfer A-171-2 Voltage Controlled Slew Processor / Generator 8hp
    As low as $153.00
    Multiple Options Make a selection for stock info
  22. Bubblesound Reducer Four-Channel Output
    Bubblesound Reducer Four-Channel Output 2hp
    $75.00

    In Stock Available immediately!
  23. Doepfer A-133-2 Dual VC Polarizer
    Doepfer A-133-2 Dual VC Polarizer 4hp
    $99.99

    Backorder Reserve your order today!

    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. Noise Engineering Quant Gemi Transposition Tool
    Noise Engineering Quant Gemi Transposition Tool 4hp
    $245.00

    Backorder Reserve your order today!

    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
  25. Doepfer A-112 Sampler
    Doepfer A-112 Sampler 10hp
    As low as $199.00
    Multiple Options Make a selection for stock info
  26. Doepfer A-183-4 Quad Level Shifter
    Doepfer A-183-4 Quad Level Shifter 4hp
    $65.99

    In Stock Available immediately!
  27. Noise Engineering Roti Pola (Black)
    Noise Engineering Roti Pola Attenuverting Mixer (Black) 4hp
    $160.00

    In Stock Available immediately!
  28. The A-170 Slew Limiter from Doepfer is a useful module for introducing a “sliding” aspect between changing stepped voltages
    Doepfer A-170 Dual Slew Limiter 8hp
    $79.00

    In Stock Available immediately!
  29. A-138d Crossfader / Effect Insert
    Doepfer A-138d Crossfader / Effect Insert 8hp
    $99.00

    In Stock Available immediately!
  30. Doepfer A-135-4C Quad Envelope Follower
    Doepfer A-135-4C Quad Envelope Follower 8hp
    $132.00

    In Stock Available immediately!
  31. A-138c Polarizing Mixer
    Doepfer A-138c Polarizing Mixer 8hp
    $87.00

    In Stock Available immediately!
  32. A-133 Dual Voltage Controlled Polarizer
    Doepfer A-133 Dual Voltage Controlled Polarizer 8hp
    $84.00

    In Stock Available immediately!
  33. Noise Engineering Lapsus Os (Black)
    Noise Engineering Lapsus Os Voltage Processor (Black) 10hp
    $260.00

    Backorder Reserve your order today!

    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
  34. Doepfer A-119 External Input / Envelope Follower [USED]
    Doepfer A-119 External Input / Envelope Follower 8hp
    • USED
    $69.99

    In Stock Available immediately!
  35. Save $20 Tiptop Audio Buchla 207t Mixer + Preamplifier
    Tiptop Audio Buchla 207t Mixer + Preamplifier 28hp
    • DEMO
    • Sale
    $249.00 $229.00
    In Stock Available immediately!
  36. Save $10 Noise Engineering Sinc Defero (Black)
    Noise Engineering Sinc Defero Quad Attenuator (Black) 4hp
    • DEMO
    • Sale
    $149.00 $139.00
    In Stock Available immediately!
  37. Save $90 Noise Engineering Quantus Pax Transposition Tool
    Noise Engineering Quantus Pax Transposition Tool 6hp
    • DEMO
    • Sale
    $365.00 $275.00
    In Stock Available immediately!
  38. Doepfer A-168-1 PWM Generator [USED]
    Doepfer A-168-1 PWM Generator 4hp
    • USED
    $59.99

    In Stock Available immediately!
  39. Doepfer A-170 Dual Slew Limiter [USED]
    Doepfer A-170 Dual Slew Limiter 8hp
    • USED
    $69.99

    In Stock Available immediately!
  40. Noise Engineering Roti Pola Attenuverting Mixer (Black) [USED]
    Noise Engineering Roti Pola Attenuverting Mixer (Black) 4hp
    • USED
    $139.00

    In Stock Available immediately!
  41. Noise Engineering Sinc Defero Quad Attenuator (Black) [USED]
    Noise Engineering Sinc Defero Quad Attenuator (Black) 4hp
    • USED
    $129.00

    In Stock Available immediately!
  42. Doepfer A-138e Quad 3Way Xfade/Mix/Polarizer [USED]
    Doepfer A-138e Quad 3Way Xfade/Mix/Polarizer 16hp
    • USED
    $119.00

    In Stock Available immediately!
  43. Doepfer A-139-2 Headphone Amplifier [USED]
    Doepfer A-139-2 Headphone Amplifier 6hp
    • USED
    $59.99

    In Stock Available immediately!
  44. Tiptop Audio MISO Voltage Utility [USED]
    Tiptop Audio MISO Voltage Utility 10hp
    • USED
    $84.99

    In Stock Available immediately!

1-45 of 45 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.