This circuit was found in the January 1995 Electronics Now magazine. Its configuration is valid for other operating systems. The source must be dual.
Generating a square signal (50% active cycle), this circuit was found in Siliconix documentation from...
This circuit was found in a 1965 Electronic Design. What it does is respond only to positive...
This circuit is stabilized by a thermistor or NTC with a resistance between 2 and 5k. The signal is...