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Average Price: $1,608

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Based on price data from 1 merchant for "Buchla 251e Quad Sequential Voltage Source". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Unlock the full potential of your modular synth setup with the Buchla 251e Quad Sequential Voltage Source. This versatile module is more than just a sequencer; it's a creative powerhouse that invites you to explore complex sequences with ease. With four independent sequencers at your fingertips, each capable of up to 100 stages, the 251e offers unprecedented control over your soundscapes.

Imagine crafting intricate patterns and loops that can be nested, delayed, synchronized, or reversed, all while maintaining precise control over tempo and note length. The 251e supports a voltage range from 0.0 to 9.9 volts, allowing you to tailor each note to match your oscillator’s sensitivity. Whether you're working in triplets, dotted notes, or straightforward beats, this module delivers the flexibility needed to push your compositions to new heights.

The Buchla 251e isn't just about technical prowess; it's about enabling creativity. The individually dedicated pulse and CV outputs for each sequencer mean you can diversify your outputs, creating a more dynamic and inter-operative system. With separate start and stop inputs, you have refined control over each sequence, giving you the freedom to manipulate your music in real-time.

Key Features:

  • 400 total stages of sequencing for expansive audio textures
  • Four sequencers, each with up to 100 configurable stages
  • Individuated pulse and CV outputs for diversified system interaction
  • Separate start and stop inputs for each sequencer
  • Capabilities to nest, delay, sync, and reverse loops
  • Manual or CV-controlled master clock
  • Preset storage and recall with compatible Buchla modules (225e or 206e required)

Product specs

Type Buchla Quad Sequential Voltage Source Module
Analog/Digital Analog
Other I/O 4 x CV out, 8 x Pulse in, 4 x Pulse out
CV Connector Buchla Banana
Width 1-panel
Power Supply Requires Buchla Case and Power Supply

FAQs

What is the primary function of the Buchla 251e Quad Sequential Voltage Source?

The Buchla 251e is a modular synthesizer module designed to generate complex voltage sequences. It allows users to create intricate, evolving patterns of control voltages for modulating other modules in a Buchla system.

How many sequences can the Buchla 251e handle simultaneously?

The Buchla 251e can handle up to four separate sequences simultaneously, each with its own set of parameters for creating complex modulation patterns.

What type of connectivity does the Buchla 251e offer?

The Buchla 251e features 4 CV outputs, 8 pulse inputs, and 4 pulse outputs, utilizing Buchla Banana connectors for seamless integration with other Buchla modules.

Is the Buchla 251e compatible with non-Buchla modular systems?

The Buchla 251e uses Buchla Banana connectors, which are not directly compatible with Eurorack systems without conversion. Users need appropriate adapters or interface modules to connect with non-Buchla systems.

Does the Buchla 251e require a specific power supply?

Yes, the Buchla 251e requires a Buchla case and power supply for operation, as it is designed specifically for the Buchla modular ecosystem.

gearwire

gearwire

Buchla 251e Quad Sequential Voltage Source: Ezra Buchla Gives Us A Tour Of The New Sequencer Module

Video thumbnail for Buchla 251e Quad Sequential Voltage Source: Ezra Buchla Gives Us A Tour Of The New Sequencer Module by gearwire

Buchla 251e Quad Sequential Voltage Source: Ezra Buchla Gives Us A Tour Of The New Sequencer Module

gearwire

gearwire

Video thumbnail for Buchla 251e Accent tutorial by Todd Barton

Buchla 251e Accent tutorial

Todd Barton

Todd Barton

Video thumbnail for Buchla 251e Ratcheting by Todd Barton

Buchla 251e Ratcheting

Todd Barton

Todd Barton

Video thumbnail for Buchla 251e Experimental Quantizing by djangosfire

Buchla 251e Experimental Quantizing

djangosfire

djangosfire

Video thumbnail for Modular :: Buchla :: First 251e Sequence by Mike Thomas

Modular :: Buchla :: First 251e Sequence

Mike Thomas

Mike Thomas

Video thumbnail for Buchla 251e - phasing microtonal sequences by The Sonny Downs Quartet

Buchla 251e - phasing microtonal sequences

The Sonny Downs Quartet

The Sonny Downs Quartet

Video thumbnail for This Second Sleep -  The Buchla 251e by arthurpainter

This Second Sleep - The Buchla 251e

arthurpainter

arthurpainter

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