Semiconductors

Optocoupler

Optocouplers transfer electrical signals between isolated circuits through light, allowing isolation of high voltages from lower voltages.
Optocoupler - VTL5C1, Vactrol, for Channel Switching
VTL5C1 vactrols for use in amplifiers, effect pedals, synthesizers and more. The VTL5C1 was commonly used for channel switching circuits in amps made by Crate and others.
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Switch - Vibrato LDR, for FenderĀ® 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
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