Tuesday, April 28, 2009

Radio History Timeline

since we're hot in Radio topics these few past blog of mine,
so i'm sharing the Radio History Timeline for your to figure
out why i'm so into electronics and radio .... guess what ...
stop guessing lah ! ... read the below ....

anyway, the below history changes how we life today
so be gratefull and posibble to reflect the inventor below,
without them sacrificing their past life for us, you might
be still living up the tree ... wakakakaakka
A Timeline in the History of Radio
1757-1775 Benjamin Franklin works in London
1799 Volta invents electrical battery
1838 Morse demonstrates telegraphy
1861 Transcontinental telegraph by wire
1866 Transatlantic cable
1866 County Kerry transatlantic cable station
1876 Bell invents telephone
1883 Edison invents the Edison effect
1886 Hertz produces and detects electric waves
1894 Lodge invents Coherer with 200 mile range
1897 J.J.Thompson discovers the electron
1899 Wireless telegraphy
1901 Reception of transatlantic radio signals in Newfoundland from Marconi in the U.K.
1902 Poulsen-Arc radio transmitter
1903 Triode invented
1904 Radio alternator designed
1906 Catwhisker crystal detector invented
1906 Sound broadcast combines voice and music
1906 RF Continuous-wave alternator developed
1909 Shoshone transmission line
1912 RF generator invented
1914 American Radio Relay League founded
1918 Superheterodyne receiver invented
1920 Westinghouse radio station KDKA broadcasts at Pittsburgh
1924 RCA superheterodyne sold in stores
1924 Directive shortwave antenna invented
1925 Human features transmitted by television
1925 Pioneers work on radar
1927 Working television demonstrated
1928 One-way police radio communication
1931 Radioastronomy founded by detection of radio waves from the center of our Milky Way galaxy.
1931 Voice of Australia first broadcaster in Southern Hemisphere
1932 Radio is important in U.S. Hoover vs. Roosevelt presidential campaign
1933 Two-way police radio communication
1933 German Ministry of Popular Education and Propaganda controls broadcasting
1933 FM invented
1934 Long range shortwave voice transmission from Byrd Antarctic Expedition
1934 Law limits broadcasting in India
1934 U.S. Federal Communications Act sets up FCC
1935 Argentina, Bolivia, Brazil, Chile, Paraguay, Uruguay radio agreement
1935 International Wireless Committee code of good conduct for international broadcasts
1935 Japan broadcasts to America
1936 BBC airs first news story -- fire at London's Crystal Palace
1937 Radio has pushbuttons
1937 Radiotelescope used to find the first discrete radio sources beyond Earth and map the natural radio signals across the Milky Way
1937 U.S. Radio Code
1938 CBS broadcasts Orson Welles' "Invasion From Mars" from H.G. Wells's "War of the Worlds"
1939 Baseball televised
1939 Germany transmits internationally in 26 languages, while listening in Germany to foreign broadcast is a capital offense
1939 Atanasoff-Berry computer developed
1940s World War II brings radar and other electronics which stimulate radioastronomy
1940 FM police radio communication
1940 French General de Gaulle broadcasts from BBC to France
1940 Sudan radio serves World War II Allies
1940 News broadcasts in six languages on African Gold Coast
1941 U.S. Col. W. Donovan commission combats Axis radio propaganda
1941 Switzerland broadcasts support International Red Cross
1941 Opana radar site built
1942 Voice of America shortwave broadcasts in English, French, Italian, German
1942-1945 US Naval Computing Machine Laboratory
1943 BBC broadcasts English lessons
1943 American Forces Network on the air
1944 BBC broadcasts coded messages to Fench resistance before D-Day
1945 Yugoslavia broadcasts
1945 Military controls broadcasting in Soviet-occupied Germany
1945 Astronomers develop radioastronomy
1945 Japan's Emperor announces his country's surrender in his first radio broadcast
1946 First and brightest radio source beyond our galaxy, Cygnus A, discovered
1946 U.S. Army Signal Corps bounces radar beam off Moon
1946-1953 U.S. develops monochrome-compatible electronic color television
1946 Transistor invented will make small radios commercially feasible
1946 Electronic Numerical Integrator and Computer (ENIAC) turned on
1950-1969 Electronic technology applied to spaceflight
1951 Color television introduced in U.S.
1951 Transistors manufactured
1951 Electromagnetic radiation discovered coming from interstellar hydrogen at a radio wavelength of 21 cm
1953 First amateur radio moonbounce
1956 Germanium transistor commercialized
1957 Beeping radio signal from Sputnik 1, Earth's first artificial satellite
1959 Radio signal from first human-made object to leave Earth, USSR probe Luna 1
1959 Radio signal from first human-made object to reach another world, USSR probe Lunik 2 on the Moon
1959 Radio-photos from first spacecraft to go behind the Moon, USSR probe Lunik 3
1959 The integrated circuit (IC) is introduced
1959 First communication satellite, Echo, launched by US
1960 First radio-photos of Earth weather from orbit
1961 First human communication from space
1961 First amateur radio satellite
1962 Transatlantic reception of television signal via satellite
1962 Radio signal from first human-made object to reach another planet, Mariner 2 at Venus
1962 Telstar communications satellite
1963 First female human communication from space
1963 Arecibo radiotelescope
1965 Radio signal from human-made object at Mars, Mariner 4
1969 Human communication from the Moon
1969 Internet
1971 Human communication from a space station
1973 Radio signal from human-made object at Jupiter, Pioneer 10
1974 Radio signal from human-made object at Mercury, Mariner 10
1976 Personal computer market is born
1979 Radio signal from human-made object at Saturn, Pioneer 11
1981 Human communication from a space shuttle
1981 Sony introduces consumer synthesized radio receiver
1983 Radio signal from spacecraft leaving the Solar System, Pioneer 10
1983 Direct broadcast TV
1986 Cellular phones become international business
1986 Radio signal from human-made object at Uranus, Voyager 2
1989 Radio signal from human-made object at Neptune, Voyager 2
1991 World Wide Web
1992 XM Satellite Radio
1994 Internet radio broadcasting
1995 Digital signal processing receiver introduced
1999 Sirius Satellite Radio
2001 Software Radio chips available
2003 Digital Radio Mondiale (DRM) – digital AM radio with FM-quality sound
2004 Podcasting begins
2008 Bohausiaw blog launch
wakakakakkakaka ....

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