Commercial Point to Point

    Commercial Point to Point

    The success of the long distance tests covinced by Marconi, Cables & Wireless, Siemens, Telefunken, Reichspost and RCA, that a point to point radio facsimile service was possible. Commercial service was started as follows,

    Facsimile transmissions with a Korn System

    Münich-
    Berlin

    Berliner Lokalzeitung

    1910

    Paris-
    Berlin

    Berliner Lokalzeitung

    1910

    Copenhagen-
    Berlin

    Berliner Lokalzeitung

    1910

    Stockholm-
    Berlin

    Berliner Lokalzeitung

    1910

    Berlin-
    Paris

    Illustration

    1910

    London-
    Paris

    Daily Mirror

    1910

    Paris- London

    Daily Mirror

    1910

    Manchester-
    London

    Daily Mirror

    1910

    Berlin-
    Copenhagen

    Politiken

    1910

    Copenhagen-
    Stockholm

    Dagens Nyheter

    1910

    Washington-
    New York

    Clliers Weekly

    1910

    London

    Police

    1908

 

 

 

 

 

 

 

 

 

 

 

 

 

    Other facsimile systems

    New York - London

    May

    1,

    1926

    New York -
    Berlin

    April

    18,

    1932

    New York - Buenos Aires

    August

    8,

    1932

    New York -
    San Francisco

    May

    15,

    1929

    London - Australia

    October

    16,

    1934

    London -
    Buenos Aires

    January

    1,

    1937

    Berlin -
    Buenos Aires

    June

    9,

    1930

     

    The dot transmission method described by Ranger (I.R.E. Proc., Vol. 14, No. 2, April, 1926, R. H. Ranger.). in 1926, or the improved method reported by Callahan, Shore and Whitaker (I.R.E. Proc., Vol, 23, No. 12, December, 1935, J.L. Callahan. Henry Shore, J. N. Whiteaker) in 1935, has been employed over the circuits listed above up to the sixties or seventies. A general description of the apparatus developed by the associated companies and other interesting information pertinent to this subject is covered by the following articles;

    Telephony (Telephony, Vol. 90, p. 19, April 17th, 1926)

    Telg. & Tel. Age (Telg. & Tel. Age, p. 199, May 1st, 1926 and Teleg. & Tel. Age, No. 22, pp. 465-466. October 16th, 1929)

    Elec. Rev. London (Elec. Rev., London, Vol. 98, pp. 820-822, June 4)

    Wireless World (Wireless World, Vol. 24, pp. 192-195, February 20th, 1929)

    Ranger (I.R.E. Proc., Vol. 17, No. 9, pp. 1564-1575, September, 1929, R. H. Ranger)

    QST Francais (QST Francais, Vol. 11, pp. 13-20, July, 1930)

    E.N.T. (E.N.T. Vol. 9, pp. 49-56, February, 1932, F. Schroeter)

    Eastman & Hatch (Marconi Rev., No. 47, pp. 1-12, March-April, 1934, J. W. Eastman and J. F. Hatch)

    Noizeux (RevistaTelegrafica, Vol. 25, pp. 728-730, September, 1936, P. J. Noizeux)

  • (C) Marius Rensen
     

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