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.
This circuit was obtained from Linear Technology documentation from the 80's. Powered by 5 V it...
We found this circuit in a 1967 Electronic design. However, it can be easily implemented even...
This circuit serves to prevent devices powered by 6 V from being left with a power cut. The...