Two Hundred Meters and Down: The Story of Amateur Radio |
Contents
Eleven | 70 |
RECORDS AND ACCOMPLISHMENT | 79 |
Part IIIINTERNATIONAL HIGHFREQUENCY | 88 |
Copyright | |
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A.R.R.L. Board achieved activity amateur bands amateur communication amateur contact amateur operators amateur radio amateur stations American amateur American Radio Relay antenna apparatus assigned Atlantic audion broadcasting Bureau of Navigation cent circuit commercial committee conference coöperation crystal detector deForest delegates Department of Commerce detector distances early effect electrical emergency existence Expedition experimental Federal Radio Commission frequency hamfests handled Hartford heard Hiram Percy Maxim hundred interest interference international amateur Kennelly-Heaviside layer kilocycles Lee deForest legislation magazine Marconi ment messages meters miles munication Navy night number of amateur official organization president radio amateurs radio art Radio Club radio communication Radio Relay League radiotelephone receiving regulations Reinartz represented rotary gap Secretary of Commerce short waves short-wave signals spark technical telegraph territory tests teur thousand tion traffic transmission transmitting treaty Tuska United utility vacuum tubes Warner Washington wavelength wire Wireless Association yacht Zealand