OptocouplerOptocouplers transfer electrical signals between isolated circuits through light, allowing isolation of high voltages from lower voltages.
Analog Switch IC - DG212CJ, for Marshall, Quad SPST, 16-Pin DIP
DG212CJ, used in certain Marshall amplifiers. The DG212 are low cost quad single-pole single-throw analog switches for use in general purpose switching applications in communication, instrumentation and process control.
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.
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