High frequency apparatus, design, construction and practical application; a practical treatise for electrical engineers, electricans, physicians, students and experimenters (1920)
Curtis, Thomas Stanley · New York, Norman W. Henley publishing company · leaf 40
d air between the spark gap electrodes, whichliterally blew out the arc as soon as it formed; and variousdevices which mechanically separated the electrodes to apoint where the arc was extinguished. The most familiarform of the latter device is the common rotary spark gap. As the work progressed,… … UI1AKA6C, Fig. 6—Typical closed core transformer arranged for power and lighting circuits. Close coupling of primary and secondary prevents excessive drop in secondary voltage when load is applied sened and the various blow-out devices were rendered un-necessary to a certain extent. This procedure…
Electric apparatus and appliances
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