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.
This circuit applies to other operational ones, other than the one indicated. The formulas next to the...
This circuit can source 3 to 12 V with currents up to 500 mA depending only on the transformer....
This relay circuit is intended for reversing small DC motors. The circuit is from an old...