Search results

...gation]] waterworks, repairing motor-vehicle [[engines]], and rebuilding [[alternators]] to hook up to generators for electricity. He also has developed [[crank|h

...nators in [[power station]]s driven by [[steam turbine]]s are called turbo-alternators. ...f>Thompson, Sylvanus P., ''Dynamo-Electric Machinery''. pp. 17</ref> Later alternators were designed for varying alternating-current frequencies between sixteen a

...d [[arc transmitter]]s as well as [[Alexanderson alternator|high-frequency alternators]] running at [[radio frequencies]]. At first a [[coherer|Branley Coherer]]

...a series of clicks or thumps. Fessenden's idea was to run two Alexanderson Alternators, one producing a carrier frequency 3&nbsp;kHz higher than the other. In the