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236 THE BOY ELECTRICIAN

line. An instrument such as this is not designed for con-
tinuous service and is intended to be disconnected as soon
as you are through using it.

 

 

a — //' =

 

FIG. 192. — Side View of the Transformer.

It will be found a great convenience in operating many
of the electrical devices described, Wherever direct current
is not essential.

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