This bench circuit generates signals with frequencies determined by the settings and selected capacitors. The circuit was found in a Radio Electronics from January 1959.
The battery charger suggested in the figure has its current limited by resistor R1. This component may...
This circuit was obtained from an English magazine from 1979, but can be easily assembled today...
This circuit is used to test SCRs like the ones of TIC series. The simulation shows the power line...