Brushed motors are common in older power tools, but their design puts them on "borrowed time" from day one. Here is exactly ...

Discover how to create a simple electric motor using everyday materials in this step-by-step tutorial. Learn how to build a homemade DC motor by winding copper wire into coils, constructing a custom ...

A NUMBER of minor alterations which have been introduced into this edition increase its value. For instance, the symbols have been modified, when necessary, so as to bring them into line with the ...