An elementary book on electricity and magnetism and their applications (1919)
Jackson, Dugald C. (Dugald Caleb), 1865-1951, Jackson, John Price, b. 1868, Black, Newton Henry, b. 1874 · New York, The Macmillian Co · leaf 486
Fig. 305. —Vacuum tube and the principle of its use as a rectifier. 293. Vacuum-valve rectifier. Another type of rectifier hasrecently been developed on the principle of Flemings vacuumvalve (Fig. 305). It is designed for charging automobile 432 ELECTRICITY AND MAGNETISM batteries and the…
Electricity · Magnetism
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