A dictionary of electrical words, terms and phrases (1898)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W. J. Johnston company · leaf 455
Fig. 475. The Brush Regulator. This resistance may be adjusted either auto-matically by an electro-magnet whose coils arein an independent shunt across the mains, or maybe operated by hand. In Fig. 476, the variable resistance is shownat R, the lever switch being in this case operatedby hand… … Fig. 476. The Edison Regulator. The machine shown is thus enabled to main-tain a constant potential on the leads to which thelamps L, L, L, etc., are connected in multiple arc. (5.) Dynamometric Governing, in which aseries dynamo is made to yield a constant cur-rent by governing the steam engine…
Electricity · Electrical engineering
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