This fast Schmitt trigger operates at frequencies from 10 Hz to 100 Hz, with very short rise time. The circuit is from an American documentation from 1968.
We found this circuit in a 1998 publication. It consists of a simple test of transistors using an...
The existence of field effect transistors at the input of the integrated circuit (operational...
This circuit for measuring bridges was found in American documentation from the 60's. Transistors are...