This filter, found in an old manual, has characteristics of reduced overvoltage given by the graph next to the diagram. Formulas for component calculations are given next to the diagram.
This is a circuit for testing small lamps and LEDs. The lamps that can be tested are the ones...
May 2017 - Mouser Electronics announces the availability of new Toshiba SSM6K N Channel MOSFETs...
This preamp with a transistor for turntables with crystal capsules was found in a Japanese...