This precision bench test circuit can deliver currents in a range of 10 uA to 10 mA. The circuit is from an 80's documentation. The components are from the time.
This circuit triggers a relay when it gets dark, thus enabling the lighting of fluorescent lamps, which...
Found in American documentation from 1969, this circuit operates in the frequency range 10 to 150...
This circuit from the 90s, was found in an Electronic Design of the time. The components used are...