Electricians' operating and testing manual; a hand book for men in charge of electrical apparatus, repair men, trouble men, lamp trimmers, and electricians generally (1916)
Horstmann, Henry Charles, Tousley, Victor Hugo, 1875- joint author · Chicago, F.J. Drake & co · leaf 63
ure 41) i^ sometimes arranged as a shunt aroundthe field coils and as the arm is moved forward orback the resistance is increased or decreased, thus tak-ing more or less current around the fields and weaken-ing or strengthening them accordingly. The highest E.M.F. of which the dynamo is capableis… … Figure 40 be shifted away from the neutral point sufficient tocause a certain number of the armature coils to gener-ate in opposition to the rest and thus reduce theE3I.F. of the dynamo until the current has its pre-determined value. From what we have learned in chapter on Principlesof D^Tiamos it…
Electrical engineering · Electric testing
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