Found in an Electronic Design of 1964 this circuit has a control for the frequency and another for the active cycle the signal. The bipolar transistor can be a general-purpose type.
This circuit was found in a 1980s documentation for amateur radio. The circuit makes use of...
A positive transition in the trigger makes the outputs change state and remain so for the time...
This traditional transistor source uses only two transistors found in a 1998 documentation. The...