This circuit has a full scale of 1 kW, being indicated for the 110 V power grid. Adaptations can be made for operation in other networks.
With a single LED on the scale, this voltmeter has low consumption. The circuit was found in the...
This circuit was found in the February 1994 issue of Electronics Now magazine. The circuit uses 6...
Found in American documentation from 1969, this circuit uses logic inverters to obtain sequences of 4...