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.
The purpose of this circuit is to improve the dynamic range of ambient sound systems, preventing them...
Using a tunnel diode, this circuit was found in a 1966 American publication. The circuit is for...
This circuit allows to increase the output power of a 741 as an amplifier. The circuit is from a...