This power supply circuit was obtained from the February 1993 Radio Electronics magazine. The integrated circuit and power transistors must be provided with heatsinks.
This oscillator, which operates from 2 V, was found in the June 1993 issue of Radio Electronics magazine....
This circuit is intended for communications receivers. We can find it in a documentation from the...
This circuit was found in publication of the year 1958. The circuit uses one of the first...