This circuit was found in a 1980s documentation for amateur radio. The circuit makes use of components of the era, but modern equivalents can be used.
This circuit improves the shape of an input pulse by smoothing it out to make it more appropriate for the...
This circuit of old medical documentation generates pulses in a ratio of 20 to 300 and duration of 3...
This circuit was obtained in a Japanese documentation from the 1960s. It uses a germanium...