Found in General Electric documentation from the 1980s, this circuit generates signals that depend on the values of the components given in the table next to the diagram.
This circuit simulates an inductor. Or operational amplifier of old type, but a configuration is...
We found this circuit in a 1967 Electronic Design. The circuit uses contemporary transistors that...
To control relays safely with double insulation, we suggest the circuit in the figure. The optical...