Found in a 1968 Motorola manual, this DC circuit uses components from the era. The circuit fires in microsecond times. The Q3 transistor must be according to the controlled load.
This is the power supply circuit for the amplifier in the previous circuit. The source is...
An interesting and useful configuration for the control of power loads is shown in the figure. In this...
This circuit takes advantage of an LED that has the flasher built into the chip to control a...