This circuit was found in an Elektor from the 90s. Next to the circuit we have a table with the delays obtained when the circuit is connected according to the positions of the selector switches.
Readers who like sound or sound effects cannot fail to examine this interesting circuit. What we...
Originally the circuit in the figure is indicated by National for the control of an electronic car injection...
We found this circuit in a 1994 documentation. The circuit enables timing at dusk by keeping the...