This circuit was found in an ancient American documentation. The power supply is not given, but we have the voltages used. The relay is sensitive type for high voltage.
Found in 1966 General Electric documentation, this circuit uses solicon unilateral switches (SUS)...
This circuit was found in the May 1989 issue of Radio Electronics magazine. The components can be...
May 2017 - Qorvo QPL9065 low-noise amplifiers can be purchased from Mouser Electronics for a...