Found in old documentation, this circuit makes use of amplifiers of the time, uncommon today. Next to the diagram, the formula for calculating the components.
The presented circuit is suggested by Texas Instruments (www.ti.com) in its Application Report...
The purpose of this circuit is to excite a TTL input with lz pulses. The phototransistor can be of...
This circuit uses damped oscillations to test an inductor. It can also be used to find the...