Journal of the Society of Motion Picture Engineers (1930-1949)

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336 McCoy AND WARNER October VII. RADIO FREQUENCIES FOR THEATER TELEVISION As we have seen, radio frequencies may be expected to constitute an integral part of a theater television system under present conditions. Remote pickups of sports and news events are dependent upon microwave frequencies, since only by use of radio relay can theater television pickup units get the necessary mobility and flexibility. Multiple-addressee systems for simultaneous distribution of programs to numerous theaters could use coaxial cables or even paired telephone wires, but there is no assurance that the telephone company will be in a position to furnish these services, or that the rates for the service would be within reach of potential theater television systems. It is also possible that theater television will consider the establishment of an intercity relay system using radio. Under the Communications Act, the use of radio frequencies by theater television or by any other nongovernmental service must be preceded first by the allocation by the FCC of a frequency band or bands for the use of theater television; second, by the promulgation by the FCC of rules and regulations governing the assignment and use of the allocated frequencies by individuals or organizations within the service; and third, by the assignment by the FCC of the frequencies within the general band allocated to theater television to licensees upon proper application. Theater television has never jumped the first hurdle. It has never obtained an allocation of frequencies by the FCC for other than experimental use. At the present time, no frequencies are even available under the FCC allocation table and rules for experimentation by theater television for the purpose of developing this new service, except the 475 to 890-megacycle band (ultra-high-frequency) which is earmarked for television broadcasting, and the frequency bands 16,000 to 18,000 megacycles and 26,000 to 30,000 megacycles, for which no equipment is available for the purpose of theater television relays. The five theater television authorizations now in existence (four of which are held by Paramount Pictures, Inc., and one by 20th CenturyFox) are solely experimental special temporary authorizations (STA's), issued for 90-day periods, and terminable by the FCC without advance notice. These authorizations are for frequencies allocated either to the use of television broadcast stations, not to theater television, a distinct and separate service, or to various nonbroadcast services. Theater television cannot expect to use these frequencies for a regular theater television service.