Hobart, H. M. (Henry Metcalf), 1868-1946 ed · Philadelphia, J. B. Lippincott · leaf 352
ssure continuous-current dynamo. I, I, Chok-ing coils. K, Condensers. L, I/, Inductances. 0, C, Elec-trodes. A, Revolving electrode. E, F, Main oscillating cir-cuit. I, Turbine. are produced is between rotating disks ofmetal in air, the interruptions being obtainedby using a series of metal studs… … Fig. 3.—Marconis Coherer Receiver (Early Type) A, Aerial wire. J, Coherer, c, c, Chokers. D, Dry cell.T, Tapper. R, Relay. B, Battery. M, Morse Instru-ment. E, Earth. tapper or electromagnetic trembler actuatedby a second battery brought into action bythe relay. The stroke of the tapper on…
Electrical engineering
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