music history between 1925-1949

  • Vitaphone

    in 1925 the vitaphone was invented and introduced a sound system to synchronize mudic and sound effects in motion pictures. it used a sixteen inch disc turntable that is connnected by gears to the projector mechanism.
  • bell laboratories

    Bell labratories devolops a 33 1/3 rpm disk system to synchronize a music track for the warner bros film "Don Juan" containing music composed by william axt
  • National brodcasting company

    NBC begins as the first radio network. estimated that 5 million radio sets were tuned in for the broadcast of their inauguration.
  • scotsman John logie Baird

    Scotsman John Logie Baird invents mechanical television which he calls a televisor
  • Orange Network

    The NBC Pacific Coast "orange network" debuts April 5, 1927 with its flagship station
  • Movie Tone News

    Movie-Tone News tallking theatrical newsreels debut in New York City.
  • Philo Farnsworth

    on sept 7th-- Philo Farnsworth transmits the first "electric television"
  • Columbia Broadcasting System

    the columbia broadcasting system begins radio broadcasting formed by the demise of the columbia phonograph broadcating system, a chain of some 16 stations which originated out of WOR-- Newark, New Jersey.
  • RCA

    RCA convinces phonograph labels including its own Victor label as well as Columbia
    and other manufacturers to standardize on 78.26 rpm as the speed of all phonograph
    records. Previous disk recording speeds might vary anywhere up to 80rpm in the U.S.
    and even as high as 90rpm in England.
  • Billboard

    Billboard magazine publishes its first music chart of performed songs.
  • first broadcast of the expanded NBC

    first broadcast of the expanded NBC-- all the way to the West Coast, for a total of 47 stations in the chain.
  • Scotsman John Logie Baird

    Scotsman John Logie Baird demonstrates his system of mechanical television,
    transmitting its signal from England to the United States over the Atlantic ocean.
  • Edison Co.

    The Edison Co. ceases the manufacturing of sound recordings.
  • CBS

    The West Coast "Don Lee" chain of radio stations joins the CBS radio network; it
    was to later switch to Mutual in 1936.
  • Philo Farnsworth

    Philo Farnsworth transmits the first TV picture of a living person - his wife - on
    Oct. 19, in his San Francisco laboratory; the picture is only about 3 1/2 inches square.
  • Fritz Schroeter

    To improve TV pictures, German scientist Fritz Schroeter applies for a patent on interlaced scanning.
  • RCA

    RCA laboratories work on a 33 1/3 rpm record system, but the system fails because the
    material does not stand up to repeated plays. Sixteen more years will pass before a system
  • Bell laboratories

    An experimental "binaural" phonograph system is created by Bell laboratories.
    The two channels of sound were on separate grooves of a 78rpm vinyl record, requiring
  • Vladimir Zworykin

    Vladimir Zworykin applies for a patent on a TV camera vacuum tube he calls the "Iconoscope."
  • wing music

    The Duke Ellington recording of "It Don't Mean a Thing If It Ain't Got That Swing"
    starts the "swing music" dance craze.
  • The Lone Ranger

    The first episode of "The Lone Ranger" radio series debuts on radio station
  • Western Union

    Western Union introduces the first "singing telegram" service.
  • Richard M. Hollingshead

    Richard M. Hollingshead opened the first Drive-In Movie Theater in Camden, NJ on
    June 6...his company was called "Park-In Theaters, Inc." But the part which the public
    remembered was that you "Drive-In", and so that name stuck.
  • Harry Lubke

    Harry Lubke, a former associate of Philo Farnsworth, builds an electronic television transmitter
    for the Don Lee System in Hollywood -- which transmits one hour per day, six days per week,
    using 300 scan lines at 20 frames per second, and claims to be the first TV station in the U.S.
  • MBS

    The Mutual Broadcasting System (MBS) begins operation on September 15, formed by
    eight stations that carried "The Lone Ranger" produced at WXYZ Detroit, plus stations
    WOR New York and WLW Cincinnati. Mutual was a network "owned and operated"
    by its affiliated stations, and was later purchased by WOR in New York. Then it
    was absorbed into Westwood One - CNN in 1999.
  • 3-strip Technicolor

    The first "3-strip Technicolor" feature-length motion picture -- "Becky Sharp" is made
    by simultaneously exposing three black & white camera negatives through colored filters
    in the camera, and then printing the results onto color positive stock for the projector;
    The film is co-produced by Rouben Mamoulian with Kenneth MacGowan's "Pioneer
    Pictures Corporation", and is distributed by RKO Radio Pictures.
  • AEG

    AEG/Telefunken exhibits the first magnetic tape recorder in Germany.
  • Billboard magazine

    Billboard magazine publishes its first chart of top-selling records.
  • Don Lee

    The West Coast "Don Lee" chain of radio stations joins the Mutual Network on
    December 29 giving Mutual a coast-to-coast reach.
  • NBC

    Christmas Night on the NBC Radio Network - The NBC Symphony Orchestra premiere
    broadcast begins a 17-year run under the direction of Arturo Toscanini.
  • CBS

    The CBS radio network debuts the "CBS World News Round-Up" on March 13th
    anchored by broadcast journalist Robert Trout.
  • Pepsi-Cola

    National radio hit advertising jingle "Pepsi-Cola Hits The Spot" is written by
    Eric Siday and Ginger Johnson, adapted from the tune of an 18th-century
    English hunting song titled "John Peel". Johnson-Siday would write early
    advertising jingles, and then Siday would form the first electronic jingle
    company "Identitones" using early analog synthesizers in the 1960s.
  • RCA/NBC

    Electronic television demonstrated at the Chicago Worlds Fair by RCA / NBC; the
    number of horizontal scan lines of early electronic TV systems varied from 500 to
    750 with DuMont systems having the highest resolution around 750.
  • regular FM

    Regular FM Radio broadcasting begins in New York City
  • NTSC

    The National Television Standards Committee adopts the "NTSC standard" of
    525 interlaced horizontal scan lines for all U.S. commercial television broadcasts
    and just under 30 frames per second consisting of two interlaced fields.
  • ASCAP

    ASCAP feuds with radio networks, which spawns the birth of a rival U.S. Performance
  • James Petrillo's

    James Petrillo's American Federation of Musicians (AF of M) Union begins a
    "recording ban" from Aug., 1942 - Nov., 1944 to force record companies to pay royalties,
    which starts the decline of the big-band era in favor of vocal groups and "crooner" vocalists
  • American Broadcastin Network

    The American Broadcasting Network officially begins on June 14 -- when it takes over
    the NBC Radio "Blue" Network. Announcements for awhile identified it as the "Blue
    Network of the American Broadcasting Company" or the "American Blue Network."
  • AMPEX

    Captured German magnetic tape recorders brought to the United States which are copied
    for commercial use by A. M. Polikoff who founds AMPEX (he added "EX" for excellence.)
  • FCC

    The FCC approves regularly-scheduled commercial television broadcasting, following
    the wartime "interruption", on seven East Coast television stations.
  • first cable TV system

    The first cable TV systems appear (called Community Antenna TeleVision systems,
    or CATV) for carrying television signals by wire into areas that are geographically remote.
  • Bell Laboratories

    Bell Laboratories assembles the world's first transistor (a "point contact" type
    so-called because two pointed metal contacts pressed the surface of a semiconductor.)
  • KTLA

    Jan 22 - The FCC approves the first commercial television station West of the Mississipi at a
    subsidiary of Paramount Pictures - call letters are changed to KTLA - over channel 5
    (formerly it was experimental TV station W6XYZ on channel 4, and later on channel 5.)
  • Milton Berle

    a young comedian named Milton Berle is the first person to be seen on television on an experimental broadcast; But it would be another 20 years before his network TV show for Texaco would result in him becoming known throughout the country as "Mr. Television."
  • commercial

    The commercial 33 1/3 LP (Long Playing) microgroove (1-mil) disc is introduced by Dr.
    Peter Goldmark of Columbia Records; the first LP disk is released; it is 10" Columbia
    record #4001 performed by classical violinist Yehudi Menuhin.
  • AES

    The Audio Engineering Society (The AES) is formed
  • RCA

    RCA Victor responds to the LP by developing large-hole 45 rpm phonograph records;
    Although the effort failed to kill LPs, RCA's 45s eventually had the unintended
    consequence of replacing 78s as the preferred media format for singles.
  • Hank McCune Hall

    A local Los Angeles filmed TV sitcom which will air in 1950 on the full NBC network
    called "Hank McCune Hall", about the life of a television variety show host, introduces
    the technique of "the laugh track" -- "canned laughter" -- edited in from other comedy
    shows, which unfortunately continues to plague sitcoms to this day...