Written primarily to define the area of the earth covered by a narrow-beam antenna carried on a synchronous satellite in circular, near equatorial orbits, a computer program has been developed that computes the locus of intersection of a quadric cone and a sphere. The program, which outputs a list of the longitude and latitude coordinates of the…

The basic premise of this report is that cable television systems, although currently based on subscriber fees, will eventually obtain their capital structure from advertising revenues. Because of this, the report maintains that market saturation must be the prime consideration, even though several currently common practices go against this and…

Procedures for receiving permission from the Federal Communications Commission (FCC) for authority to construct a radio or television broadcast station are outlined. Instructions for selecting a facility, applying for a construction permit, and giving local notice of intentions are included, along with sections on the hearing procedure,…

Parents of children participating in El Salvador's educational television program were interviewed in group sessions. While the parents had little specific information about education television, and thus had some fears and misconceptions, their impression of educational television, probably derived almost completely from their children's…

Critics of television hope that cable television will broaden the scope of programming to include more diversity, more news, more local programming, more visibility for minority groups, and greater use of the medium for the presentation of contending views. This paper reviews what now exists and what is being planned in an effort to determine the…

A complete subject/title index for all last year's articles and columns for Educational & Industrial Television. (HB)

A key element in understanding the nature of the public broadcasting industry in this country is knowing how the Public Broadcasting Service came to be. A memo-by-memo account of the policies, principles, and strategies that resulted in the establishment of PBS is presented. (Author/HB)

A look at a new study by the House Subcommittee on Communications examines the FCC policy and offers specific recommendations for cable legislation. (Author/HB)

An overview of the Multipoint Distribution Service (MDS), and how millions of people have enjoyed TV programs transmitted from this medium. (Author)

Educational telecommunications and information systems are in various stages of coming into being. Several systems of various types are described, including computer-managed instruction systems, computerized vocational guidance systems, two-way interactive cable systems, educational information systems and videotaping for guidance. (Author)

The matching grant aspect of the new Federal appropriation legislation for public broadcasting is a further affirmation of the importance of station volunteer groups. Although these groups are helpful, necessary, and a true embodiment of the meaning of "public" broadcasting, tension occurs between them and station management. Some of the reasons…

A general discussion of the role of television in education with suggestions for maximizing its use. (HB)

Among the findings of a study of the television viewing preferences of prison inmates were that inmates convicted of aggressive assault preferred family drama programs, that those convicted of aggravated robbery preferred ethnic comedy, and that all inmate subgroups were inclined toward crime and action programs. (GW)

Radio Afghanistan's broadcasting situation and the futures of both radio and TV broadcasting are discussed. (RAO)

A report on a school system established ten years ago using the latest techniques in instructional telecommunications and a specially designed curriculum. (DAG)