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Induction coils : how to make, use, and repair them including Ruhmkorff, Tesla, and medical coils, Roentgen radiography, wireless telegraphy, and practical information on primary and secondary battery (1901)

Schneider, Norman H. (Norman Hugh) · New York : Spon & Chamberlain ; London : E. & F.N. Spon · leaf 196

An illustration from Induction coils : how to make, use, and repair them including Ruhmkorff, Tesla, and medical coils, Roentgen radiography, wireless telegraphy, and practical information on primary and secondary battery, 1901, leaf 196
o ten inches long,wound with from two to four pounds ofmagnet wire, Nos. 12 or 14 B & S. Oneside of the battery goes to ground or to thegas pipe, thus forming the return circuit.The wiring on the fixtures is done withNo. 20 to 24 B & S gas fixture wire, insu-lated with four windings of silk… … Fig. 56. The wire is held on the insulated collar ofthe burner by a small nut and screw, and I^O Gas Lighting. great care must be taken to ensure nogrounding. The setting up of a gas-lightingoutfit is extremely simple, but it often failsfor want of care. There must be the bestpossible insulation…

Induction coils · Radiography · X-rays

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