Magazine - Page 13

One of the latest wonders of applied science perhaps is the new Tesla speed indicator put out by the well known Waltham watch concern. Contrary to all previous designs and schemes employed in...

The main part of this clock is a copper disk perfectly balanced in a solution of copper sulphate and sulphuric acid. The disk is fastened on an axle, the latter being horizontal and free to rotate. On...

By Rogers D. Rusk, B. Sc. The Wireless Era is a name frequently given to the scientific period upon which we are now entering, by people who realize only vaguely themselves what they actually mean by...

From a recent issue of the Scientific American it appears that Mr. Nikola Tesla has revived a method of steam-turbine construction which recalls one tried here some nine or ten years ago. The idea was...

Elsewhere in this issue will be found a very full abstract of the Townsend decision, mentioned by us last week, in favor of the Tesla rotating magnetic field patents which have been in suit for some...

Invention of a Turbine and Pump In an address before the New York section of the National Electric Light Association on May 15 of this year, Nikola Tesla devoted a few remarks to a new mechanical...

Dear Editor: I read Thomas E. Fairbairn's article, " Electronic Flame ," in the December, 1952, issue with considerable interest — not in the phenomenon itself but rather in the nature of its...

Did you know that any body, even our own earth, has capacitance even when it is apart from all other objects in the universe! by George W. Lagus Radio receivers often have a ground terminal in...

He wasn't from Venus, merely Yugoslavia, but his vision of broadcast pointed in a direction few have traveled. Thirty-five years after his death, the work begins anew... by Bud Spurgeon We depend upon...

Made with Aid of Junked Ignition Coil By KENDALL FORD Here is a high-frequency outfit capable of giving a good 3-in. spark and providing an endless number of weird and interesting experiments, yet it...