This Star Trek red alert circuit was found in the July 1990 issue of Radio Electronics magazine. The power transistor must be equipped with a heat sink.
This circuit switches the brightness of the LED. We found it in an English documentation....
The circuit shown in the figure triggers a relay when S1 is pressed, but this only in the absence of...
This astable multivibrator is one of the many configurations that we have in this section and on...