The Doepfer A-118-2 is a 4HP analog noise and random voltage generator designed for modulation, signal shaping, and adding unpredictability to your patches. It features Doepfer’s classic silver panel and offers a compact footprint ideal for smaller systems.
It includes white and coloured noise outputs, with adjustable red and blue components shaping the spectral balance of the coloured output. These same controls influence the continuous random voltage, whose rate and amplitude can also be independently adjusted.
A stepped random output is generated from the continuous signal using a built-in S&H/T&H circuit, clocked by an external gate or clock input. Dual-colour LEDs indicate voltage polarity for both random outputs, providing clear visual feedback for modulation behaviour.
Key Features
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4HP width
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Analog white and coloured noise generator
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Red and blue spectrum controls for shaping coloured noise
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Continuous random voltage with rate and level control
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Stepped random voltage via internal S&H/T&H circuit
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Clock input for stepped output (requires gate or clock)
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Dual-colour LEDs for monitoring output polarity
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Transistor-based analog noise source
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Ideal for modulation, filter movement, and randomness
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Available in-store for demo
Standard Shipping: 3-5 working days
Express Shipping: 1-2 working days
We do not ship on monday at this time, orders after 7pm on Saturday will be sent out on tuesday morning. You will receive tracking information once your order ships.