Word: oscillograph
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...candlepower electric light glaring on her masthead. Every 15 seconds her fog whistle emitted a mournful blast. The beacon signal, sounded by a motor-driven key controlled by clockwork, went out continuously instead of on the fair weather schedule of 15 min. every hour. The submarine oscillograph, synchronized with the beacon, throbbed cyclic warnings through the water...
...when the loop is parallel to the direction of the signals, weakest when it is at right angles. Since sound travels much more slowly through water than radio waves through air, the distance of the lightship can be computed by noting the time between reception of the beacon and oscillograph signals...
...heart disease; in Schenectady, N. Y. Head of General Electric's standardizing laboratory since 1896, he became engineer-in-charge when it was merged in 1919 with the consulting laboratory which the late great Dr. Charles Proteus Steinmetz founded. Under Dr. Robinson's direction were brought out the oscillograph, the mercury arc rectifier, the photophone...
...Name the use of the following: Gal vanometer, vernier, oscillograph, pantograph, micrometer, pyrometer...
Died. Joseph Willard Legg, 41, famed expert in oscillography (wave phenomena), inventor of the osiso (portable oscillograph) and the polar high-speed camera. Westinghouse associate; of pneumonia; in Wilkinsburg, Pa. With his camera, which takes 3,000 pictures a second, Inventor Legg discovered that lightning flashes are a series of complex spirals...