Three of History’s Most Mind-Expanding Modulators, Perfectly Captured in a Stompbox.
Engineered and developed by the acclaimed team at Universal Audio, the UAFX Astra Modulation Machine boasts powerful dual-processor architecture for the most sonically authentic classic Chorus, Vibrato, Flanger, and Tremolo effects ever available in a stompbox. From spacey studio flanger tones of the 1970s to gritty bucket-brigade chorus and luscious opto tube tremolo, Astra Modulation Machine puts three iconic vintage effects at your feetin a beautifully-crafted pedal that’s built to last decades.
Three Timeless Modulation Effects
Chorus Brigade: Classic ’70s analog bucket brigade chorus with additional Vibrato mode.Flanger/DBLR: Studio flanger/doubler tones modeling legendary rack effects units.Trem 65: Perfectly-emulated opto tube tremolo derived from iconic blackface amps of the mid-1960s.Bonus Effects: Free Phaser X90 and Dharma Trem 61, downloadable at registration.
Astra Modulation Machine Key Features
Flagship modulation pedal with powerful dual-processor UAFX engine Three timeless modulation effects, with secondary modes and settings Simple Live/Preset modes for instant recall of your favorite sound Additional downloadable effects by the world-renowned UAD algorithm team True or buffered bypass,* silent switching Classic UA analog design and craftsmanship, built to last decades
Specifications
Power requirements: Isolated 9VDC, center- negative, 400mA minimum** Inputs: 2 x ” TS (input 2 for stereo connections) Outputs: 2 x ” TS (output 2 for stereo connections)USB Type-C for updates via computer


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