This amplifier circuit with a low power MOSFET was found in Popular Electronics from the 90s. The circuit uses a small transformer of the type found in old transistor radios.
This excellent bench source is based on the LM338 integrated circuit, which must be mounted on a...
This shield circuit uses a common CMOS port. The voltage depends on the interfaced logic. The...
This application, shown in the figure, is nothing more than a practical circuit to prove a 4093...