"Roentgen" induction coils and other X-ray apparatus (1903)
James G. Biddle Company · Philadelphia : James G. Biddle · leaf 22
coil so that the operator may use any one at his pleasure. Whenthe anodes are adjusted to carry different amounts of current the char-acter of the discharge from the coil can be changed readily from lightto heavy and vice versa by simply changing the position of the switch.This modification is, in… … Figure 10. Roentgen Series Spark Gap. THE well known phenomenon of the inverse discharge of theinduction coil, makes it advisable to use some form of resistancein series with the terminal of the induction coil and the X-Raytube, to prevent the inverse discharge from going through the tube.When this…
X-rays · Induction coils · Radiography
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