Using CMOS circuits and operational amplifiers of the time, this circuit was found in the September 1977 issue of Radio Electronics magazine. The circuit is powered by a 15 V power source.
This circuit was obtained in an English publication from 1980 but can still be assembled with...
The astable circuit in the figure makes it possible to obtain flashes at the frequency of 1 Hz of a...
The CMOS 4046 integrated circuit is not very common today, consisting of a very efficient PLL for...