This 1968 Hughes circuit uses period components and operates at 8 Hz. Current equivalent components may be employed. Note the high supply voltage.
This is the traditional version of a neon flasher, found in a 2004 documentation. The capacitor...
This circuit of an Electronics Now from the 90's produces an intelligent direction signal that has...
This circuit makes use of a PLL 567 to invert the phase of a signal, ie to change it from 0 to 180...