This circuit supplies 5 V from two AA batteries. The output current is 4 mA, resulting in an 11 mA input current from the batteries. The circuit is from an old EDN.
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...