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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 58

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 58
ase,a sufficient space mustintervene between thebase and the top of thecondenser. It is a goodplan to lay the condenserat least one half inch be-low the top of this box,and fill up to, say, oneeighth of an inch withmelted paraffin, leavingthe condenser wires projecting for at-tachment. The… … FlG. 10. 32 Coil Construction. other, which precaution only requires alittle planning. Then, when the connec-tions are all made and the base laid on topof the box, it can be pressed down if theparaffin be warm, so that the screw headsand wires mark out their own channelsand cavities in which to…

Induction coils · Radiography · X-rays

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