This sequential beacon was found in an 80's Radio Electronics. The circuit can be designed using modern equivalent components. Triacs shall be fitted with heat sinks.
This is one of the many hysteresis comparator circuits the reader may find in this section and on this...
The circuit shown in the figure generates a square signal (50% active cycle) when the pressure switch...
The purpose of this circuit is to measure the intensity of audio signals. We found it in the...