Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1903)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 403
con-stant, irrespective of the resistance of the external circuit,while the voltage is altered to suit the conditions of the cir-cuit. It is thus a constant current dynamo. The regulation isaccomplished by either of two general methods. In the first *For example, the field magnets of a 160-light… … Fig. 366.—Series Dynamo. ■The fields are in series with the afma-A-Fig.360. ture. DIRECT CURRENT DYNAMOS. 385
Electricity · Magnetism
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