This circuit makes use of unusual components today. We found it in General Electric documentation from the 1980s. The circuit operates with modulated optical signals.
We found this circuit in the March 1976 Radio Electronics magazine. The circuit is very...
This high impedance step suggested by an English publication can operate up to 1 MHz with 1 V rms...
This circuit found in an American documentation from 1964, alters the duration of a pulse and can...