Found in a 90s Electronic Design, this circuit produces adjustable pulses that start after an adjustable interval. The circuit can be implemented with modern equivalent components.
This circuit is used to cut the “click” in the loudspeaker of amplifiers when they are turned on....
Found in RCA documentation from the 1970s, this circuit is intended for firing thyristors in inverter...
In the figure we have the way to control a TIC series triac with a reed switch. The current in the...