This circuit was found in an American documentation from 1969. It serves to trigger circuits by providing a 7.5 V signal at the output from 500 mV pulses.
This circuit is from a June 1992 Radio Electronics. The circuit is for 4.5 MHz signals from old...
This circuit, calibrated to the degree Celsius scale, was found in a National Semiconductor...
The photocontrol that we give in this project of a 1982 documentation allows to activate a circuit...