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

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1949 THEATER TELEVISION 329 V. CAPITAL COSTS What investment will be required to install the theater television systems described, in the two cities? The price of the theater installations required in each theater has been estimated above to be approximately $25,000 per theater, regardless of whether the directprojection or the intermediate-film system is used. The following discussion endeavors to fix estimated costs of the equipment required by the co-operative group of City A. 1. MultipleAddressee System — The basic elements of this system are a television transmitter, associated control and power equipment, film-recording and film-camera equipment, and a multibeam, highly directional, antenna array. If live programs are to be produced locally, studio video camera equipment and studios with proper lighting must be provided. Programs would be beamed in the necessary directions to permit reception by each of the theaters equipped to receive the transmissions. Three such directional beams are pictured in Fig. 1 at City A. In the frequencies involved, a low-power video transmitter would provide satisfactory signals to cover the area in which the associated theaters were located. While no such multipleaddressee television system is in operation in this country, the engineering principles underlying it are not new, and there is no doubt that it could be designed and manufactured within a reasonably short period after order. With the exception of the directive antenna, the other equipment would be adapted readily from television broadcast equipment now in use. The directive antenna presents no exceptionally difficult problems, although it would have to be engineered on a custom basis to fit the problems of the particular city involved, with the location of theaters in view. The capital cost of such a system, without studio-camera equipment and studios, is estimated at approximately $175,000. This includes $25,000 for the acquisition of instantaneous film-recording equipment, and $50,000 as the cost of the directive-antenna array. With studio-camera equipment and studios, about $100,000 would be added to the cost. These estimates do not include expenditures for acquisition or remodeling of buildings or land. 2. Studio-Transmitter Links — The necessary facilities to connect studios or program origination points with the central distributing point would be substantially the same as the equipment used by television broadcast stations to link studio and transmitter. These connections may be made by microwave relay, coaxial cable, or by