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 was suggested by Motorola in 1980s documentation. The circuit employs an operational of...
We found this circuit in an English publication from 1963. The circuit uses germanium transistors of the...
This circuit is from a 1980s documentation featuring two time constants for sound decoding. The...