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Bretz, Rudy – 1970
In spite of repeated research into the matter, no evidence has been discovered to support the claim that color television is superior to black-and-white television as an instructional aid. It is possible that there are advantages to color television which are unmeasured or unmeasurable, but the current claims for color; that it heightens realism,…
Descriptors: Audiovisual Aids, Color, Educational Media, Educational Television
Bretz, Rudy – 1970
Of two-dozen pavilions at Expo 70 visited and observed for their film presentations, in only one case was the film displayed on a single screen of standard shape. This exception was the Russian three-dimensional film. All the other films were shown on wide screens or multiple screens. Screens were side-by-side, above and below each other, facing…
Descriptors: Audiences, Communications, Display Aids, Educational Television
Bretz, Rudy – Educational Broadcasting, 1974
One method of computing the optimum size of lettering for slides and TV title cards. (Author)
Descriptors: Audiovisual Aids, Contrast, Educational Media, Illustrations
Bretz, Rudy – Educational Technology, 1984
Discusses the best-known examples of slow-scan television; its development; its relationship to other types of visual media; its effectiveness as an instructional method; its use in teleconferencing; slow-scan television systems and their uses; factors of slow-scan picture quality, frame frequency, and bandwidth; origination and display…
Descriptors: Comparative Analysis, Electronic Equipment, Futures (of Society), Teaching Methods
Bretz, Rudy – 1971
Communication media are defined as systems that transmit messages for larger user systems which serve such purposes as instruction, information, entertainment, or propaganda dissemination. The report describes and discusses the uses of all types of communication media in instruction. Eleven uses for communication in instruction are described…
Descriptors: Audiovisual Communications, Communication (Thought Transfer), Communications, Educational Media
Bretz, Rudy – 1971
Twenty-eight specific communication media are defined and described in this monograph. A distinction is made between information and instruction and between instructional media and instructional aids. A set of criteria is proposed by means of which communication media may be distinguished from nonmedia, one medium may be distinguished from…
Descriptors: Audio Equipment, Audiovisual Aids, Audiovisual Communications, Classification