Found in a 90s 73 magazine, this circuit provides an output of 1.5 A with 24 V from a 12 V source. The integrated circuit of the time must be equipped with a heat sink.
This transmitter modulator amplifier for the 11-meter band (CB) was published in Radio Electronics...
This oscillator, which operates from 2 V, was found in the June 1993 issue of Radio Electronics magazine....
This amplifier for electrometer can work with currents of 0.1 pA in a band of 1 Hz. The circuit is...