Strobe (CB22221E)

This circuit uses a special 1950's RCA strobe tube. It can be built with equivalent components for the rest of the circuit.

Voltage and Current Regulator (CB5876E)
We find this circuit in a manual of the 80's own used components. The circuit provides an...
Fuzz effect (CB22080E)
This simple guitar distortion effect was found in a documentation from the 90's. The circuit is...
Operational Fuzz (CB11029E)
This circuit was obtained from Hands-On Electronics, an American magazine of January 1987. The...