This circuit was found in the January 1991 issue of Radio Electronics magazine. The circuit uses integrated circuits of the time and the coils depend on the tuned bands.
This is a common crystal oscillator configuration with 80s transistors. The circuit has the...
April 2017 - Mouser Electronics has the bq25890H integrated circuit consisting of a single 5 A...
In the figure we have a way of obtaining a 13,2 V with current up to 5 A using an integrated 7812...