This high voltage amplifier is based on Elantec components based on high voltage feedback. The supply voltage range is 50 to 230V symmetrical and the quiescent current is 56 mA.
Found in September 1984 Radio Electronics issue this circuit has adjustable pulse width and...
This low power circuit for the FM band was found in a spy book from the 90s. The tunnel diode is...
This circuit was found in a 1987 edition of the United States' Hands On Electronics magazine. The...