This circuit was obtained from an 80s factory manual. The integrated circuits used are uncommon today, but the diagram is for reference only.
We found this circuit in an old Radio Electronics. The transistors can be the BC548. The circuit...
This oscillator or clock generator generates rectangular signals and frequencies up to 100 kHz....
Another alternate action switch that uses a NAND Schmitt Gate [4093 IC] is shown here. The...