This circuit multiplies the frequency of a signal by 100. The circuit was found in the October 1994 issue of Electronics Now magazine. The PLL does not operate above approximately a dozen megahertz.
Found in an Electronic Design from the 90's, this circuit uses common components. The circuit is...
When the sensor receives light, the relay closes its contacts and remains so even after the light...
This circuit produces pulses of 90 V at intervals that can reach 5 minutes. The circuit is from a...