This circuit was obtained in a documentation from the National Bureau of Standards of 1968. The circuit is of low current and the output can be changed to voltages between 2 and 30 V.
RF voltmeters can be tested with this circuit that generates a test signal. We found it in old...
This circuit is recommended by Texas Instruments in the datasheet of the TL317, equivalent to...
This circuit for incandescent lamps was found in an American documentation from the 80s. The...