truction it much re- oughly tested in the course of the ex- sembles the Siemens machine as to its periments herewith to be reported, and field magnets and the Gramme machine have shown themselves to be very effi- cient. as to is armature, though there are dif- When the Jablochkoff candle came into… … Fig. 36. This machine, it will be observed, improvement had been made in most of differs radically from the continuous-cur- the recent machines, and produce a ma- rent machine of Gramme. chine which should yield alternating or In the first place, it is, as it were, reversing currents, in place of…
Engineering
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