This hybrid power supply circuit was found in the August 1997 issue of Electronics Now magazine. The power transistor and the integrated circuit must be provided with heat sinks.
We found this basic oscillator configuration with two operational in Motorola's 1978...
The Variable Frequency Oscillator (VFO) or Variable Frequency Oscillator shown in the figure can...
Found in an Elektor from the 90s, this circuit must be powered by an isolated power source and also...