This heating element control with up to 3 kW was obtained from an old American documentation. SCRs must be load-compliant, and transistors can be current equivalents.
Found in a 1966 documentation, this mid-wave receiver makes use of period germanium transistors. The phone...
The purpose of the practical circuit shown in the figure is to generate a pulse of programmed...
The circuit shown is from National Semiconductor's Linear Applications Handbook. The LM3900 is a...