Universal Audio UAFX Astra Modulation Machine - guitar effect

The Universal Audio UAFX Astra Modulation Machine brings three classic modulation effects—chorus, flanger, and vibrato—into a compact pedal powered by UAFX dual-engine processing. This technology delivers the rich, organic sound of vintage analog hardware, capturing the nuances of iconic studio gear. With true stereo I/O, the Astra integrates seamlessly into any pedalboard or studio setup, providing lush, spatial modulation without compromising signal integrity.

Designed for both live performance and studio use, the Astra offers up to three onboard presets accessible via footswitch, allowing instant recall of your favorite settings. The pedal also features USB-C connectivity for firmware updates and preset management via the UAFX Control app, ensuring your effects stay current. Whether you need subtle chorus, dramatic flanging, or warbly vibrato, the Astra delivers authentic modulation with the quality Universal Audio is known for.