This circuit was found in a 1965 Electronic Design. What it does is respond only to positive pulses (above zero volts) and can be used in automation systems.
This traditional LED sequencer circuit was found in the February 1992 Radio Electronics magazine. The...
The basic idea of this circuit is to indicate the tolerance of a capacitor by reference to a...
September 2016 – At Mouser Electronics is available audio drivers for the purpose of suitable...