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 128
g thelower half of the outside ;a wire run through thecork into the water fin-ishes the job. But thisis at least only a niake-shift, although a fairamount of current hasbeen collected from aleather engine belt inmotion in one thus made.A condenser can be easily made as fol-lows (Fig. 30) : Procure… … Fig. 29. 02 Condensers.
Induction coils · Radiography · X-rays
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