Title :
An Automatic Transmitter for Distress Signals
Author :
Agner, Chester M.
Author_Institution :
Sacramento, California
Abstract :
A rotating disc is arranged to carry curved blocks on its periphery. Each block permits transmitting a certain sign. Simple distress messages can thus be sent by unskilled persons.
Keywords :
Axles; Circuits; Flanges; Instruments; Marine vehicles; Needles; Oceans; Radio transmitters; Relays; Telegraphy;
Journal_Title :
Radio Engineers, Proceedings of the Institute of
DOI :
10.1109/JRPROC.1917.217331
