Suggested by Linear Technology in documentation from the 90s, this circuit uses a company component available at the time. See if there are current equivalents.
With the name of transitube we find this MW receiver in documentation from the 50's. It uses a...
This circuit can provide both positive and negative voltage outputs from 2 to 12 V with current up to...
In critical applications of the RS-232 interface, the danger of induced voltages in the cables must...