Selector

Whirlwind's Selector is the only A/B box that provides totally noiseless switching between channels using patented optical switching technology. Unlike mechanical switches that can pop or click, the optical system ensures silent transitions that won't disrupt your performance. The pedal functions as a 2-to-1 or 1-to-2 switch—send one guitar to two amps, or select between two guitars into one amp. Two switches control operation: A/B toggles between channels, while BOTH engages both simultaneously. Two LEDs show active selection, with one flashing during BOTH mode. Power comes from a 9V battery or DC adapter (2.1mm center negative). The simple, roadworthy design has made it a standard