This circuit was obtained from HAM Radio magazine in an 80's issue. The FETs are types of the time and the frequency is determined by the crystal. The circuit operates at voltages from 3 to 9 V.
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...