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 is used in transceivers, enabling input selection by diode switching through polarity...
This configuration was found in an American publication from the 90s. Operators admit equivalents just...
This circuit was found in an Italian magazine Elettronica Prática of 1977. The transistors can be...