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Buchla 261e Complex Waveform Generator Module , $1,699.00 - Skip to Product Information

Buchla 261e Complex Waveform Generator Module

Complex Waveform Generator with 2 VCOs, and Voltage-controlled Waveshape, Timbre, Pitch, and Amplitude
Be the first to review Item ID: 261e
Buchla 261e Complex Waveform Generator Module
Buchla 261e Complex Waveform Generator Module

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Direct to your doorstep from Buchla to minimize delivery time. Shipping times vary, so please contact us for more information.

Note: While most of the items we sell ship for free, this item does not qualify for free shipping due to special circumstances.

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Buchla 261e Complex Waveform Generator Module
Ships From Buchla

Direct to your doorstep from Buchla to minimize delivery time. Shipping times vary, so please contact us for more information.

Note: While most of the items we sell ship for free, this item does not qualify for free shipping due to special circumstances.
Contact us for more information

Multi-dimensional Modularity

This article was Written By

Our Product Research Team

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At Sweetwater, we feel that Buchla is a brand whose philosophical genesis is a significant part of grasping its functionality. The 261e Complex Waveform Generator distills much of the Buchla ethos through its processes of additive synthesis. The company's approach to signal manipulation utilizes a grand, open format that places little emphasis on signal origin. Wave shape, timbre, pitch, and amplitude of the dual-oscillator signal is all voltage controlled, with additional possibilities through the FM inputs. Like the 259e, the modulation oscillator targets the principal oscillator, allowing for nuanced, multi-layered wave shaping and textural design, with continuous variability from sine to pulse.

How this is different from the 259e

The 261e distinguishes its “complex” namesake from its “twisted” sister (the 259e) through one major, conceptual difference: a multi-dimensional, voltage-controllable timbre space. You’re given advanced, specific control of timbre, symmetry, and high-order elements of the principal oscillator. As a result, waveform symmetry can be manipulated alongside harmonic supplementation and high-end textural emphasis. Through its analog circuitry, aliasing is eliminated, resulting in pure and distinct frequencies that must be heard to appreciate.

Buchla: the crossroads of sonic excellence and game-changing technology

The name Buchla is synonymous with some of the most compelling, convention-breaking technology to emerge in the musical spheres of the mid-20th-century’s electronic awakening. A pioneer of electronic music and instrument design, Don Buchla founded his namesake company in the 1960s, following the success of a modular electronic music system that was commissioned by composers on a Rockefeller Foundation grant. For the next 50 years, Don lived on the bleeding edge of electronic music synthesis. He incorporated uncommon coding languages, touch- and pressure-sensitive surfaces, and spatial location modulation, eventually innovating for the likes of Oberheim, CBS, Zeta Music, E-Mu Systems, and Moog. Meanwhile, he also dedicated himself to make good on MIDI’s promise of the 1980s to be more than just a piano keyboard controller. By the 2000s, Don introduced his magnum opus with the 200e, a love letter to a half century of unparalleled innovation in modular and analog synthesis. Today, Buchla U.S.A. works diligently to uphold Don’s rich legacy and provide his classic designs alongside new iterations of products that are “designed to introduce the unique world of Buchla synthesis to a whole new generation of electronic music makers.”

Buchla 261e Complex Waveform Generator Module Features:

  • Dual-oscillator model provides unique wave shaping and frequency-modulation possibilities
  • Voltage control of virtually all parameters enables nuanced sonic construction
  • Wave shape, timber, pitch, and amplitude modulation allow for finely dialed-in sounds
  • MIDI control can expand performance capabilities through note-on tracking and fine-tune data*

*Note: This requires a 225e MIDI Manager. Please consult your Sweetwater Sales Engineer if you have any questions or concerns.

Warranty Info

Sweetwater's FREE 2-Year Total Confidence Coverage Warranty

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  • Save money with FREE parts and labor
  • Get back to making music with the industry's fastest turnaround time
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Offer applies only to single-receipt qualifying purchases. Select manufacturers may require that only the manufacturer’s products qualify towards the minimum purchase amount needed to be eligible for promotional financing. Otherwise, an invoice that meets the minimum purchase amount and contains at least one qualifying manufacturer product is eligible for promotional financing. No interest will be charged on promo purchase balance, and equal monthly payments are required on promo purchase until it is paid in full. The payments equal the amount financed divided by the number of months in the promo period, rounded up to the next whole dollar. These payments may be higher than the payments that would be required if this purchase was a non-promo purchase. During the last month(s) of the promo period the required monthly payment may be reduced due to the prior months’ rounding. Regular account terms apply to non-promo purchases. New Accounts as of 07/31/2025: Purchase APR is 34.99%. Penalty APR is 39.99%. Min Interest Charge is $2. Existing cardholders: See your credit card agreement terms. Subject to credit approval.

Offer applies only to single-receipt qualifying purchases. No interest will be charged on the promo balance if you pay it off, in full, within the promo period. If you do not, interest will be charged on the promo balance from the purchase date. The required minimum monthly payments may or may not pay off the promo balance before the end of the promo period, depending on purchase amount, promo length and payment allocation. Regular account terms apply to non-promo purchases and, after promo period ends, to the promo balance. New Accounts as of 07/31/2025: Purchase APR is 34.99%. Penalty APR is 39.99%. Min Interest Charge is $2. Existing cardholders: See your credit card agreement terms. Subject to credit approval.

The estimated required monthly payment shown which excludes taxes and delivery equals the amount financed divided by the number of months in the promo period, rounded up to the next cent. During the last month(s) of the promo period the required monthly payment may be reduced due to this rounding. These payments apply only with the financing offer shown. If you make these payments by the due date each month, you should pay off this amount financed within the promo period, if it is the only balance you are paying off. If you have other balances on your account, this payment will be added to any other minimum monthly payments.

Applies only to select items from this manufacturer. Ask your Sweetwater Sales Engineer for more details.