In this DIY tutorial, learn how to create your very own mini generator 220v at home using a basic DC motor. Perfect for hobbyists and beginners, this guide walks you through each step of the process ...

THE author has provided, at a moderate price, a very useful little book, which should do much to encourage the beginner to construct simple electrical apparatus with which to make a number of ...

THIS little book is “intended to form a first course for boys who have already learnt the elements of mensuration, statics, dynamics, and heat”; the object being “to introduce the student to the ...