Driver for oscillograph (T459E)

This circuit from an old MIT documentation excites an oscillograph element, an old waveform viewer.

High Pass Filter 741 (CB19643E)
In the figure we have the conventional configuration of a filter that allows only the frequencies above...
Comparator with Hysteresis (CB14227E)
This hysteresis comparator was found in the 1994 National Semiconductor Linear Applications...
Monostable (CB25117E)
The circuit used is the 4093 configured as an inverter in this application from Radio Electronics from...