This two-port monostable of the 4001 was suggested by an article in the April 1988 Radio Electronics magazine. The timings are given by C1 and R1.
This circuit was obtained from an English magazine from 1976. The circuit operates two LEDs and...
Found in a publication from the 60's, this power supply has no regulation, but only current...
This circuit can use the LM148 and its more modern equivalents, generating a sinusoidal signal whose...