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SPECTRUM UTILIZATIONSTATUS AND TRENDS
SCIENCE AND ENGINEERING
FINDINGS AND RECOMMENDATIONS
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Administrative Advisory agencies antenna applications areas atmospheric bandwidth broadcasting CCIR channel characteristics circuits commercial Committee Communication Satellite communication-satellite systems computers congestion Defense Director of Telecommunications distribution earth stations economic effects efficient electromagnetic frequency spectrum electromagnetic spectrum equipment Federal Federal Communications Commission FM broadcast following studies frequency assignments frequency bands frequency management frequency sharing frequency spectrum frequency utilization Geneva growth high frequency improved increased industry interference International Telecommunications Union JTAC land mobile services limited Mc/s measurements ment methods microwave million mobile radio modulation munications navigation noise operations organization overall prediction present problems programs quency question radar radiation radio services radio spectrum receivers recommendations reduce regions resource signal signal-to-noise ratio spectrum utilization spurious emissions STUDY PROGRAMME technical standards techniques Telecommunications Management television tion trans transmission loss transmitting tropospheric unanimously decides various wave