RF or even switching transistors like the 2N2222 can be used in this circuit. The capacitors are ceramic and the frequency is determined by the crystal.
Motorola's integrated circuit used in this' 70s amplifier is no longer common today. Neither do...
The presented circuit was found in the National Semiconductor FET Databook. The setting applies to other...
This circuit consists of a current regulator that can be used in battery chargers. The...