Found in old documentation, this circuit can use modern equivalent components. The signal has good strength thanks to the use of a power transistor. The Q1 transistor is a unijunction of the time.
B12127E) This circuit was found in an English publication from 1992. An integrated circuit 4017...
This trigger produces an output pulse when zeroing the input signal. The circuit is from a...
In fact, this circuit found in a 1992 documentation does not have all this power. It consists of a...