Science: Focused Radio

Dr. Frederick August Kolster, who has contributed as much to radio as any man now alive, has invented yet another radio device, a machine for shooting a radio beam at whatever point on earth he pleases. His previous inventions have been the invaluable radio compass, the radio fog signal system, the mobile radio beacon to protect ships in fog, the decremeter which measures wave lengths and dampens radio oscillations, the Kolster radio receiving set. He created the Bureau of Standard's radio section and is its chief. He is chief research engineer of the...

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