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 simple receiver picks up local MW stations with playback on a small speaker. The antenna must...
This circuit deactivates the ignition system after a certain time when you leave the vehicle. In...
This conventional humidity or water alarm circuit was found in an English documentation from 1974....