The sensor of this circuit is a photodiode. Equivalent operations can be used, and the instrument can be replaced by the lower current range of a standard multimeter.
Found in American documentation from 1968, this circuit has an acute cut-off of the frequency to...
This low input impedance amplifier stage was found in a 1963 documentation. The circuit employs a...
We found this conventional sequencer configuration with the CMOS 4013 integrated circuit...