Found in a 1968 US publication, this circuit produces a delayed pulse with the negative transition of the input signal. The circuit can be used as a shield.
Found in Popular Electronics from the 1980s, this circuit can use more modern transistors such as...
This circuit is a utility that can be implemented with few components, without anything...
This circuit is from the Motorola LinearDatabook of 1990. It shows how it uses the LF355, 356 and...