The purpose of this circuit is to check the linearity of SSB amplifiers. The circuit was found in an old documentation for hams. The diode is a general purpose detector type.
This circuit was found in the March 1980 issue of Radio Electronics magazine. It is based on the...
This circuit (2009) has driver control through the RTS signal or in automatic mode through the...
This monotone alarm oscillator circuit was found in July 1975 Radio Electronics magazine. Power is...