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Free domestic shipping over 15,000 yen | FREE DHL SHIPPING WORLDWIDE FOR ORDERS 50K+ yen : Details

Random * Source

Random * Source is a modular manufacturer based in Germany. The official Eurorack module of Serge, a west coast synthesizer that had a great influence on the world of Eurorack along with BuchlaDeveloped and manufactured with Serge Tcherepnin himself. Random * Source uses high-end parts from audio operational amplifiers to thick panels and boards to maximize the audio potential of Serge's circuits.

Serge is recommended as a set because it works well with voltage ranges and patching workflows.About the setupSerge Implementation GuideSee also

  • Random*Source Serge 2+2 Mixer Dual VCA

    ¥55,900 (Tax excluded ¥50,818)
    In Stock
    Utility with 2 mixers and 2 VCAs

    MUSICAL FEATURES 2+2Mixer/Dual VCA is a powerful utility module that combines two mixers and two VCAs. The 2+2 mixer section on the left side of the module has two DC-coupled 2-channel mixers with a summed MIX output for audio and CV...

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  • Random*Source Serge New Gates VCFX

    ¥55,900 (Tax excluded ¥50,818)
    Pre-Order
    VCF/A module equipped with VCA that also supports ring modulation mode and the new VCFX2023 filter

    MUSICAL FEATURES New Gates VCFX is a module that combines the latest design of SergeGates (VCA) and VCFX2023 filters. The New Gates on the left side of the module can be used not only as a linear/exponential VCA but also as a ring modulator...

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  • Random*Source Equal Power Stereo Mixer

    ¥79,900 (Tax excluded ¥72,636)
    Pre-Order
    Random * Source is a high-end output mixer / VCA designed with the Serge system in mind.

    MUSICAL FEATURES Random * Source is a high-end stereo mixer / VCA module developed independently of Serge. Using high-quality parts such as high-end ...

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  • Random*Source Haible VC Poly Resonator

    ¥74,900 (Tax excluded ¥68,091)
    Pre-Order
    High-end analog module that expands Polymoog's 3-band resonator and enables voltage control

    MUSICAL FEATURES The Haible VC Resonator is an evolution of Jürgen Haible's Resonator inspired by the Resonator part of the Moog Polymoog. Controls for frequency, signal gain and enhancement (resonance) for each of the three filter bands...

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  • Random*Source Serge Active Pro/Noise/CV-Pro (APNC)

    ¥77,900 (Tax excluded ¥70,818)
    In Stock
    High-precision linear crossfader, noise source, CV adder equipped with Serge's latest 5th generation circuit

    MUSICAL FEATURES Random*Source APNC is a composite module of three highly useful Serge modules, including two new modules of the 5th generation. Active Processor The left section, Serge ACPR, is a precision linearizer for CV/audio signals.

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  • Random * Source Serge Divide By N Comparator (÷ NCOM)

    ¥44,900 (Tax excluded ¥40,818)
    In Stock
    Unique utility of Serge that combines comparator and divider

    MUSICAL FEATURES Serge NCOM is a utility module that processes and processes one or two inputs by combining a comparator (right) and a clock divi...

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  • Random*Source Serge Dual Universal Slope Generator Mk2 (DSG)

    ¥79,900 (Tax excluded ¥72,636)
    Pre-Order
    Serge's original "army knife" module, which is also a powerful oscillator!

    MUSICAL FEATURES The Serge Dual Universal Slope Generator (DSG) is the most versatile module in a Serge system that enables a wide range of fea ...

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  • Random*Source Serge Extended ADSR Envelope Generator

    ¥59,900 (Tax excluded ¥54,455)
    Pre-Order
    Flexible ADSR envelope module with trigger delay and voltage control for each section

    The MUSICAL FEATURES Serge Extended ADSR is a 4-segment complex envelope generator.Control keyboard by installing each segment, initial delay time, CV control for master voltage, and switchable slope shape ...

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  • Random*Source Serge GTO

    ¥72,900 (Tax excluded ¥66,273)
    Pre-Order
    Super versatile, high precision, high speed lag and hold processor newly designed by Serge

    MUSICAL FEATURES The Serge GTO is the evolution of the Smooth & Stepped Generator (SSG), a newly redesigned dual 'lag and hold' device with a focus on stability, precision and speed. Similar to the SSG, the two sections differ in some aspects...

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  • Random*Source Serge GTS

    ¥89,900 (Tax excluded ¥81,727)
    Pre-Order
    Successor to DUSG with additional voltage processor and improved audio rate operation

    MUSICAL FEATURES Serge GTS is a complete redesign of the Serge Dual Universal Slope Generator (DUSG) by Serge himself, featuring a new core and optimized for speed and tracking. Not only can it be used for CV, but also provides excellent audio performance...

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  • Random*Source Serge Medusa

    ¥149,900 (Tax excluded ¥136,273)
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    Subharmonic oscillator with seven VCOs

    MUSICAL FEATURES The Medusa Subharmonic Oscillator is Serge's latest invention, the 5th generation of the subharmonic oscillator. It features seven precision analog VCOs connected at the center, fanning out in unison, creating complex cl...

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  • Random*Source Serge New Ring Modulator 2017 (RING)

    ¥52,900 (Tax excluded ¥48,091)
    In Stock
    High-quality ring modulator with Serge 5th generation circuit

    Jacks & Knobs out Out text signal signal text Carrier carrier text Am am text When you hover over the screen, it appears in a pop-up ...

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  • Random*Source Serge New Timbral Oscillator (NTO)

    ¥95,900 (Tax excluded ¥87,182)
    In Stock
    Serge's core analog oscillator with vintage sound quality and high precision

    MUSICAL FEATURES The NTO is an analog oscillator that forms the core of the Serge system.It is characterized by a combination of vintage sound a...

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  • Random*Source Serge Precision Oscillator (PCO)

    ¥66,900 (Tax excluded ¥60,818)
    In Stock
    High-end VCO with 4 FM inputs using same core as NTO

      MUSICAL FEATURES The Serge Precision Oscillator (PCO) is another main VCO in the Serge system with extremely high tracking performance, using the same core as the flagship oscillator NTO. It is notable for having four FM inputs, including two 2V/Oct...

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  • Random*Source Serge Resonant Equalizer (ResEQ)

    ¥74,900 (Tax excluded ¥68,091)
    Pre-Order
    10-band filter EQ with resonance and feedback

    MUSICAL FEATURES Resonant EQ is a unique 10-band filter module specialized for electronic sound generation and processing. With the exception of the top and bottom two frequency bands, each band is spaced by a major 2th, producing formant peaks and valleys similar to those found on acoustic instruments. ...

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  • Random*Source Serge Sequencer8 XL (SEQ8XL)

    ¥99,900 (Tax excluded ¥90,818)
    Pre-Order
    Simple and versatile Serge analog sequencer / programmer

      MUSICAL FEATURES Random*Source Serge SEQ XL is an 2-stage analog sequencer/programmer with two CV channels and pulse input/output for each stage. The impressive 8 buttons can be used not only to select stages, but also to set the start point of the sequence by operating them while running...

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  • Random*Source Serge Smooth and Stepped Generator (SSG)

    ¥60,900 (Tax excluded ¥55,364)
    Pre-Order
    Serge's leading swiss army knife module that combines through and sample & hold to perform various processing of CV and audio

    MUSICAL FEATURES SSG (Smooth & Stepped Generator) is a patch-programmable composite multifunction module that provides various through and sample functions for audio and CV, and is one of the essential modules of the Serge system. ...

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  • Random*Source Serge Touch Activated Keyboard Sequencer with case and power (TKB)

    ¥379,000 (Tax excluded ¥344,545)
    Pre-Order
    Legendary keyboard controller sequencer with touch plate

    MUSICAL FEATURES The Serge TKB is the ultimate controller for the Serge system, a sequencer/programmer with a 16-step touch keyboard. Compared to the original TKB, the Random*Source TKB has the following additional features: Glide...

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  • Random*Source Serge Triple+ Waveshaper (TWS+)

    ¥51,900 (Tax excluded ¥47,182)
    In Stock
    3 + 1 Wave Shaper Modules for delicate shaping to complex patches

    MUSICAL FEATURES Triple Waveshaper is one of the main wave shape shaper modules in the Serge system.Three separate wave shapers allow parallel p ...

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  • Random*Source Serge Variable Bandwidth Filter (VCF2)

    ¥69,900 (Tax excluded ¥63,545)
    Pre-Order
    Serge's traditional serial SVVCF with a new CV routing switch

    MUSICAL FEATURES The Serge Variable Bandwidth Filter (VCF2) is a classic and rare filter module in the Serge system that offers a unique combination of two filters. A variable bandwidth filter that can be controlled manually or by voltage...

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  • Random*Source Serge New Timbral Oscillator (NTO)

    ¥59,900 (Tax excluded ¥54,455)
    In Stock
    High-quality, versatile multi-mode VCF.CV processing is also possible by operating in the sub audio range

    MUSICAL FEATURES The NTO is an analog oscillator that forms the core of the Serge system.It is characterized by a combination of vintage sound a...

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  • Random*Source Serge Variable Slope Filter (VCFS)

    ¥57,900 (Tax excluded ¥52,636)
    In Stock
    Another Serge filter with variable slope and an input mixer

    MUSICAL FEATURES VCFS (Extended Variable Slope Filter) is a unique VC filter module that covers a wide range of acoustic characteristics in the Serge system.A typical VCF module provides CV control for the cutoff frequency, which frequency is the filter ...

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  • Random*Source Serge VC Resonant Equalizer (VCRESEQ)

    ¥157,900 (Tax excluded ¥143,545)
    Pre-Order
    Enhanced version of ResEQ with voltage control and individual outputs

    MUSICAL FEATURES The legendary Serge Resonant EQ is a 10-band filter bank, a unique module designed for electroacoustic synthesis and processing, creating the formant peaks and valleys found in acoustic instruments. This "VC" version provides an attenuator for each band level...

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  • Random*Source Serge Wave Mulitpliers (VCM)

    ¥59,900 (Tax excluded ¥54,455)
    In Stock
    Wave shaper module with 3 different wave multipliers

    MUSICAL FEATURES Serge Wave Multipliers dynamically add new, harmonious overtones to the input waveform.Three completely different types of wave multipliers mounted in one module change timbre in exciting new ways, Surge Modu ...

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