This circuit for 6 lamps was found in old American documentation. The supply is of high voltage and the current drawn is very low.
This circuit is based on the integrated DAC0801 and has an accuracy better than 0.39% on the...
This source of constant current was obtained in an American documentation of 1973. The transistors can be...
This circuit allows the detection of RF signals using the lowest range of direct currents of a...