This LED flasher was described in the Radio Electronics Experimenter magazine special issue of 1989. It was designed to be assembled with SMD components.
This circuit is tuned to reject stations of different wave bands that may be interfering with the...
This circuit generates a 5V rectangular signal. The circuit is suitable for calibrating TTL...
This circuit has a 2 V full scale using a 4-and-a-half-digit A / D converter. The circuit is...