working ofthe coil from these with the Mackenzie Davidson interrupter, ispreferable. All the methods of utilizing alternating mains which have beenenumerated are methods of adapting that type of current to directcurrent types of apparatus, and are of the nature of makeshift THE ELECTRICAL APPARATUS… … Fig. 47.—Gaiffes Transformer Apparatus for X-Rays (MedicalSupply Association). short-cut has attracted investigators since the time of the firstdiscovery of x-rays, but the practical difficulties of the method haveprevented the realization of the idea until quite recently. Villard, in1899, had…
X-rays · Radiography
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