This circuit is from the 1989 special edition of Radio Electronics Experimenter. The circuit was created with SMD components to be mounted on a keychain.
This circuit was found in a 90s Radio Electronics. The integrated circuit admits an equivalent. The...
Suggested by Radio Electronics from the 90s, this circuit is suitable for NiCAd batteries with a...
To control direct current loads, under voltages between 12 and 200 V, and currents up to 3 A, we...