Found in a 90s QST magazine, this circuit uses components from that time. No information is given about the transformer.
We found this circuit in the August 1994 Electronics Now magazine. The circuit is based on the...
Found in a 90s QST magazine, this circuit uses components from that time. No information is given...
In the figure we have the way to implement a power zener diode. The voltage depends on the zener,...