This circuit is from a 1966 Motorola Field Effect Transistors Manual. The circuit makes use of other components from the time. Modern equivalents can be tested.
This unity gain circuit was found in the February 1995 Electronics Now magazine. The frequency is 10 kHz,...
Found in a 1967 Electronic Design, this transistorized circuit compresses and then expands a pulse....
This TTL pulse stretcher or stretcher was found in a 90's EDN. The time constant R x C1 determines...