This circuit was found in the September 1989 issue of Radio Electronics magazine. The circuit uses components that support modern equivalents such as the operational amplifier.
This circuit was obtained in a 1989 English magazine. Despite using a fixed 5 V regulator, it can...
With the feedback of the output circuit, the monostable acts as a frequency divider, that is, it...
In this circuit of an old American documentation, the input impedance is the same as the output...