We find this circuit in an American 80's documentation. No further information about the transformer is given. The circuit serves as a reference for any repair work.
With the presented circuit, random patterns are generated for the flashing of 8 LEDs, leading to a...
This circuit shows how to use flip-flops in a SIPO circuit with serial input and parallel output....
The original purpose of this 1963’ circuit from a magazine is to replace the mechanical vibrators used...