Simply place the tool or object you want to magnetize inside the coil and briefly press S1. The generated single polarity field should magnetize the object if the material it is made to allow.
This receiver is from European documentation from the 90s. The integrated circuit is uncommon, and the coil...
With the circuit shown it is possible to measure capacitances and inductances using an ordinary...
This circuit was obtained in an old US 1974 documentation when Nixie tube displays were common. The...