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The Tesla High Frequency Coil . By George F. Haller and Elmer Tiling Cunningham. New York: D. Van Nostrand Co. 1910. 179 pages with 56 illustrations. Price $1.50 Describing the construction of a...

The Tesla High Frequency Coil, Its Construction and Uses. By George F. Haller and Elmer T. Cunningham. New York: D. Van Nostrand Company. 1910. 119 pages, with 56 illustrations. Price, $1.25. After a...

Many requests are received for information on the construction of a Tesla coil and transformer to go with it. As this requires specific directions of some length we believe it advisable to reprint the...

Experimenters who have wireless sending stations have all the apparatus necessary for the operation of an air insulated Tesla coil. The coil here described is suitable for use with spark coils giving...

"I have produced electrical oscillations which were of such intensity that when circulating through my arms and chest they have melted wires which have joined my hands, and still I have felt no...