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Scientific American, Vol. 88, No. 1 (January 1903) (1903)

leaf 5

An illustration from Scientific American, Vol. 88, No. 1 (January 1903), 1903, leaf 5
ameter and the due false signals, especial- platinum wire is about ly in this type of appar- six one-h u n d r e d-t h o u- atus, the system of circuits shown in Fig. 3 is used. sandths of an inch in dia- It consists of two circuits, meter. each of which is tuned to A short piece of the FESSENDEN… … a silver shell, and this FRONT VIEW :U£ FESSENDEN COMBINED SENDING AND RECEIVING APPARATUS. © 1903 SCIENTIFIC AMERICAN, INC.

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