If you have the skills and can get your hands on SMD components, you can assemble this small amplifier. We found it in the Radio Electronics Experimenter special edition from 1990.
This circuit consists of a power audio amplifier used in the modulation of AM transmitters. The...
This circuit was found in National Semiconductor documentation from the 1990s. The circuit has a 75...
When switching on, the output voltage of this regulator rises slowly until it reaches 15 V. The...