Created to serve as a booster for TV signals in the UHF band, this circuit was found in the March 192 Radio Electronics magazine. Assembly is critical, requiring a special board layout.
This 1970s RCA circuit can be triggered by light or dark, depending on how the LDR is connected....
Found in a 1980s American documentation, this crystal-controlled oscillator generates 100 MHz...
This flasher circuit consists of an astable multivibrator with the frequencies given by the...