Light and Sound Effects

Circuit Bench

Inverter with the CA3140 and Reinforced Output (CB12308E)
This circuit was obtained in a 1991 publication. What it does is to amplify a signal with unit...
LED Drive for 100 MHz (CB4610E)
This circuit suggested by Motorola can be used as LED high frequency modulator. One possible...
RF Amplifier (CB21658E)
This circuit was obtained from Popular Electronics from March 1967. The transistor used is from...