This circuit is used to generate pattern bars on an analog television screen for calibration purposes. The circuit is from a 90s 303 Circuits.
Bis This two-transistor circuit was found in the January 1994 issue of Electronics Now magazine. The...
This receiver for the police band, which at the time was 45 MHz, was found in a publication by...
This circuit is the digital indicator for the previous circuit and can be used with similar...