This two-port configuration of the 4001 was found in the April 1988 issue of Radio Electronics magazine. The timings are given by R1 and C1 as a function of the desired behavior of the circuit.
Common diodes when forward biased present a voltage fall of about 0.6 to 0.7 V. This voltage fall...
This simple circuit was found in an English magazine that no longer exists, January 1970 issue. This...
The 60 Hz hum or noise from the power grid (hum, in English) is one of the biggest enemies of...