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Average Price: $1,697
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$149
$350+
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Based on price data from 1 merchant for "Buchla 250e Arbitrary Function Generator". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
The Buchla 250e Arbitrary Function Generator is a modular synthesizer module that stands out in the world of electronic music. This innovative device offers musicians an unparalleled level of control and creativity, allowing them to craft sequences that are as unique as they are complex. Harness the power of two independent control voltages across its 16 stages, giving you the ability to meticulously shape your sonic landscape. Whether you're interpolating, quantizing, or replacing these voltages with external inputs, the possibilities are virtually limitless.
The 250e is not just about internal manipulation; it invites external interaction too. Utilize up to four voltage inputs, all selectable for any level of staging modulation, to add layers and depth to your compositions. With the option for variable subdivisions, you can create intricate patterns that defy conventional rhythms. The ability to nest loops within any stage ensures that your sequences can evolve organically, producing outputs that are as dynamic as your creative vision.
Beyond its technical prowess, the Buchla 250e is a nod to the pioneering spirit of Don Buchla — a leader in the electronic music revolution. This function generator embodies his legacy of breaking musical boundaries, offering a tool that doesn't just generate sound but inspires it.
Key Features:
- Two control voltages per stage for sophisticated programming
- External voltage inputs for replacing, interpolating, and quantizing
- Operates with internal clock, external pulses, or MIDI clock
- Variable staging subdivisions for enhanced variety
- Programmable loop counters with nested capabilities
- Color-coded LEDs for clear staging and editing mode distinction
Product specs
| Type | Buchla Arbitrary Function Generator Module |
| Analog/Digital | Analog |
| Other I/O | 3 x CV out, 6 x CV in, 3 x Pulse in, 3 x Pulse out |
| CV Connector | Buchla Banana |
| Width | 2-panel |
| Power Supply | Requires Buchla Case and Power Supply |
FAQs
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What is the primary function of the Buchla 250e Arbitrary Function Generator?
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The Buchla 250e Arbitrary Function Generator is a versatile module designed to generate complex control voltages and sequences, ideal for creating intricate modulation patterns in a modular synthesizer setup.
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How does the Buchla 250e connect within a modular system?
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The Buchla 250e uses Buchla Banana connectors for its CV connections, featuring 3 CV outputs, 6 CV inputs, and multiple pulse inputs and outputs for integration with other Buchla modules.
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Does the Buchla 250e Arbitrary Function Generator require a specific power supply?
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Yes, the Buchla 250e requires a Buchla case and power supply to operate, as it is designed to fit within the Buchla modular ecosystem.
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Can the Buchla 250e be used for both audio and control voltage applications?
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The Buchla 250e is primarily designed for generating control voltages and sequences, making it more suited for modulation and timing purposes rather than direct audio signal processing.
Videos
trickdigital
Buchla 250e Dual Arbitrary Function Generator Tutorial & Demo
Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Buchla 250e Arbitrary Function Generator.
Comparisons
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The Frap Tools USTA is likened to a Eurorack version of the Buchla 250e, offering extensive performance and recall capabilities at a premium price.
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Features and functionality
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The USTA module is praised for being performable, recallable, and creatively versatile, though it lacks the patchability of some alternatives like the Befaco Muxlicer.
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With the Muxlicer, users can reset the clock using gate outs and control gate length/repeat, providing a Buchla-like sequence variation.
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Muxlicer allows patching two units in a setup to alternate between sequences, enhancing performance flexibility with unique patterns.
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The Muxlicer lacks stage select buttons for starting sequences on steps other than the first, which could be an area for improvement in future versions.
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