Switches

Optocouplers

Optocouplers transfer electrical signals between isolated circuits through light, allowing isolation of high voltages from lower voltages.
Switch - Vibrato LDR, for Fender® Amps
Optocoupler. Vibrato LDR for Fender Amps. Fix the dead LDR-style tremolo on your vintage Fender amps as well as others.
  • Non-polarized optical side is indicated by silver dot and slightly longer leads
  • Resistive side is indicated only by slightly shorter leads
  • This neon lamp optocoupler is commonly referred to as a roach
$8.95