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.
We found this circuit with transistors in a Philips documentation from 1968. The double transistor...
We found this circuit in a 1977 Timers Cookbook. The circuit uses common components to divide a 1...
Suggested to power the previous circuit, this power supply was found in the December 1990 issue of...