Based on a PLL 567, this circuit serves as a receiver for the CB9574E circuit. S tuning is done in R1 and it is used for frequency modulated signals.
Found in American documentation, this circuit generates linear sawtooth signals using a constant...
This circuit was found in a Hands On Electronics from the 90s. The circuit does not need a...
This circuit was found in a 1965 Electronic Design. The transistors are of the time, but the...