Apple Final Cut Pro HD (4.5): New Features - Manual (Page 104)

104 Appendix High Definition Video Fundamentals
1934 RCA experiments with 343-line, 30 fps television format, removing flicker by
introducing interlacing.
1936 BBC begins broadcasting a high definition, monochrome, 405-line, 25 fps interlaced
signal tied to European 50Hz electrical frequency.
1939 NBC begins regularly scheduled broadcasts of electronic television, 441 lines and 30 fps.
1941 National Television Systems Committee (NTSC) standardizes U.S. commercial television
format, 525 lines, 30 fps tied to U.S. 60Hz electrical frequency.
1945 FCC allocates 13 channels for television broadcasting and moves existing radio channels
to 88–108MHz.
1946 ENIAC, the first electronic computer, using 18,000 vacuum tubes, is unveiled.
1948 Long-playing (LP) phonograph records are introduced.
1948 Hollywood switches to nonflammable film.
1948 Ampex introduces its first professional audio tape recorder.
1948 The transistor is invented.
1951 The first commercially available computer, UNIVAC I, goes on sale.
1952 The FCC provides UHF channels 14 through 83.
1953 Second NTSC adopts RCA color-TV standard, 525 lines, 29.97 fps, interlaced.
1953 First CinemaScope, anamorphic film is released with 2.66 aspect ratio (1.33 x 2).
1955 Stereo tape recording is introduced by EMI Stereosonic Tapes.
1956 Ampex introduces its first video recorder using 2-inch reel-to-reel tape.
1961 Stereo radio broadcasts begin.
1963 Philips introduces audio cassette tapes.
1967 BBC TWO becomes the first British color broadcast network, using the PAL system,
625 lines, 25 fps interlaced.
1967 France introduces SECAM, 625 lines, 25 fps, interlaced.
1967 The Society of Motion Picture and Television Engineers (SMPTE) standardizes timecode.
1968 The computer mouse is invented.
1970 3/4-inch U-Matic video format is introduced.
1970 Computer floppy disk is introduced.
1971 First permanent IMAX film system is installed.
1972 FCC establishes rules for cable TV.
1972 The first computer editing system, the CMX-300, is introduced.
1975 JVC introduces the Video Home System (VHS).
1977 First pre-assembled personal computer, the Apple II, is introduced.
1982 Sony, Fujitsu, and Philips introduce audio compact discs (CDs).
1986 BetacamSP is introduced.
1987 The first commercial digital videotape format, D-1, is introduced.
Year Event
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