Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .. (1916)
Swingle, Calvin F. (Calvin Franklin), b. 1846 · Chicago, F.J. Drake & company · leaf 1297
Fig. 585 DIAGRAM OF ALTERNATOR, LINE, TRANSFORMER, AND SECONDARY CIRCUIT transformer consists of a core of iron C on which are twowindings. The coil P is called the primary, and is con-nected to the main from alternator. The other coil S iscalled the secondary, and to it the load is connected.…