With this circuit it is possible to measure RF signals with a common multimeter. Signals up to 200 MHz can be detected. The diode supports general-purpose equivalents.
This set-rest relay uses two SCR and two switches to control a DC relay. The circuit can be used...
This simple power supply for transistors was found in documentation from the 1940s. The...
The purpose of this circuit is to measure the absorption current of a capacitor. Dielectric...