This circuit is from a 1990 Philips Databook. The circuit uses a symmetrical source and power from 15 to 40 V. Performance information is given in the table below.
Found in Motorola documentation from the 90s, this circuit makes use of a triac from that time. The...
This transistorized signal injector was one of the first that we found using the well-known...
This 200-mW amplifier uses one of the first commercial power transistors. The circuit is from a...