Electrical and scientific instruments and apparatus : november 20th, 1899 (1899)
Elmer G. Willyoung & Co · New York : E.G. Willyoung · leaf 50
copper leads and resistance wire proper are heavier and themounting correspondingly larger.W4373. Oil Batli |20 00 For any resistance W4265-73 inclusive. Of hard soldered and nickel-plated copper. Has stirrer and faucet for drawing off the oil.W4274. Oil Batli Grade B 25 00 For W4265 72 inclusive.… … Fig. 38. Rbichsanstalt Standard. Type C. Fig. 39. Reichsanstalt Standard. Type D. LOW RESISTANCE STANDARDS FOR CURRENTMEASUREMENTS. (REICHSA]*STAL.T FORM) These resistances are especially intended for accurate current measure-ments by the Fall of Potential method, which consists in solving the…
Electric apparatus and appliances · Equipment and supplies
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