Enhanced Modulation Flexibility
The Buchla Aux OSC Card features a dual-purpose auxiliary oscillator that serves as both a modulation source and audio-rate oscillator, significantly broadening the sonic capabilities and complexity of user patches.
The Buchla Aux OSC Card is an auxiliary oscillator expansion for the Music Easel ecosystem, providing a dedicated modulation oscillator, CV multiplier, switchable control routing, and enhanced modulation capabilities, compatible with all Music Easel and Easel Command units manufactured post-2012.
Buchla’s latest iteration of the classic Easel expansion module introduces a newly designed auxiliary oscillator that operates both as a modulation source and as an audio-rate oscillator. This provides users with deeper sonic flexibility, offering complex modulation possibilities or the addition of a secondary audio signal path. The card seamlessly integrates with current Music Easel Modern, Retro, Easel Command, and Anniversary Edition systems, ensuring enhanced control and performance across the entire Buchla lineup.
The new design replaces legacy features with smarter signal routing and more versatile voltage control. The envelope generator (EG) CV inputs, now standard on the 208c's front panel, are replaced with a highly responsive CV multiplier. This multiplier includes a dedicated control knob that adjusts the modulation depth, allowing for precise signal shaping and dynamic voltage scaling directly from the card.
With the 208c now including its own Pulser input, the Aux OSC Card introduces a new random pulse generator in its place. This feature injects unpredictability and organic movement into patches, useful for evolving textures, generative sequences, or rhythmic modulation.
The Aux OSC Card is fully compatible with all Music Easels and Easel Commands released since 2012. It has been optimised for modern workflows and redesigned with a more cost-efficient build compared to the previous generation Aux Expander Card, all while maintaining Buchla's hallmark build quality and performance.
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The Buchla Aux OSC Card features a dual-purpose auxiliary oscillator that serves as both a modulation source and audio-rate oscillator, significantly broadening the sonic capabilities and complexity of user patches.
Equipped with a CV multiplier and a dedicated control knob, this card allows users to precisely shape signals and dynamically scale voltages, enhancing the overall sound design and performance flexibility.
This card is fully compatible with all Music Easel and Easel Command units manufactured after 2012, featuring a modern, cost-efficient design that integrates seamlessly into current setups without sacrificing quality.