This circuit was found in an Elektor from the 90s. It makes use of digital CMOS integrated devices common today. The signal is controlled automatically sequentially.
Found in a National Semiconductor manual from the 1980s, this circuit uses a voltage comparator of the...
This circuit amplifies the signals in the UHF band starting at 470 MHz, reaching just over 900...
This ultra-low consumption circuit was originally designed to be powered by a solar panel or small...