Meadowcroft, Wm. H. (William Henry), 1853- · New York : The American Technical Book Co · leaf 54
s tothe amount and size of the wire to be used on thesecondary coil. The extent of this difference ofopinion may be appreciated when it is stated that The A B C of the X Rays. 51 an induction coil recently made to give a sparkof 12 inches weighed over 400 pounds, while thewriter has one in constant… … Induction Coil. A, Base; B, Coil; C, Discharge Terminals; D, Contact Breaker; E, Battery Connections ; F, Bole Changer. are usually made to contain two rods free to slidetherein so that the length of the spark may beincreased or diminished within the rated limitsof the coil. These are known as the…
X-rays
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