"Roentgen" induction coils and other X-ray apparatus (1904)
James G. Biddle Company · Philadelphia : James G. Biddle · leaf 8
h information we are careful to recommend the mostsuitable equipment and thus every inquiry receives intelligent attention. When writing for an estimate it will save time and correspondence to state(a) kind of current and voltage available, (b) size of coil desired, or (c) characterof work to be… … Figure 1. Roentgen Coils with Primaries HavingVariable Inductance. THE past year has seen many and remarkable improvements inour Induction Coils. Among these improvements the mostnotable is the use of Variable Inductance in the primaries of thecoils. It is a matter of recent discovery that if the…
X-rays · Induction coils · Radiography
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