The Roentgen rays in medicine and surgery as an aid in diagnosis and as a therapeutic agent : designed for the use of practitioners and students (1901)
Williams, Francis H. (Francis Henry), 1852-1936 · New York, Macmillan · leaf 59
in thecab to the patients room, and connecting them with an X-ray apparatus. 28 THE ROENTGEN RAYS IN MEDICINE AND SURGERY B. HigJi Frequency Coils In the high frequency coil the potential is increased by sending throughits primary the current from the secondary of an ordinary induction coil.The… … Fig. 20. Diagram of high frequency coil. (Rollins.) being inserted; and a secondary that has but a few turns of fine wire.Instead of the construction shown in the figure, the primary and second-ary may be wound flat and made to face each other. In most high fre-quency coils the insulation is so…
Radiography · X-rays
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