A dictionary of electrical words, terms and phrases (1896)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W.J. Johnston company · leaf 126
(See Azimuth, Magnetic) A mariners Compass. A single magnetic needle, or several magneticneedles, are placed parallel to one another on thelower surface of a card, called the compass card.This card is divided into the four cardinal point syN, S, E and W, and these again subdivided intothirty-two… … Fig. lb I. Azimuth Compass* horizontal position, despite the rolling of the ship,the box, A B, is suspended in the larger box, PQ, on two concentric metallic circles, C D, and Com.] 115 [Com, E F, pivoted on two horizontal axes at right anglesto each other. This kind of support is technic-ally…
Electricity · Electrical engineering
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