|  Event | Jeahr |  Comment | Country |   | 
                                            
                                                | First optical comunication . | -200 | Greek parallel code transmission from Arcos to Troya using fire 
                                                        signals. | GR |   | 
                                            
                                                | Electrical Phenomena found. | 1760 | Benjamin Franklin  | USA |   | 
                                            
                                                | First underwater cable used for signal 
                                                        transmission. | 1811 | Samuel Thomas Soemmerring.  | D |   | 
                                            
                                                | First telegraph device is developed.   | 1837 | Samuel F.B. Morse. | USA |   | 
                                            
                                                | First far transmission underwater cabel.
                                                     | 1858 | From Irland to Neufundland. 4500km | ? |   | 
                                            
                                                | The phone is invented. | 1861 |  Phillip Rice. | D |   | 
                                            
                                                | First picture transmitted on wire. | 1862 | Giovanni Caselli. | FR |   | 
                                            
                                                | The phone is invented.  | 1876 | Alexander Graham Bell. | USA |   | 
                                            
                                                | Ohms Law is found. | 1826 | Georg Simon Ohm. | D |   | 
                                            
                                                | Nipkow invents Nipkow’s Disk. | 1885  | First  scanning of pictures. | D |   | 
                                            
                                                | Radio waves have been  found. | 1886 | Heinrich Rudolf Herz. | D |   | 
                                            
                                                | The loudspeaker is invented. | 1878 | Werner von Siemens. | D |   | 
                                            
                                                | The first payphone is installed | 1891 | Mix und Genest | D |   | 
                                            
                                                | First radio wave transmitter. | 1893 | Marconi. | GB |   | 
                                            
                                                | First Radio transmitter. Invention of the high 
                                                        frequency transformer. | 1893 | Nicola Tesla. | CS; USA |   | 
                                            
                                                | Patent for tuned coupled circuits. | 1900 | Marconi. | GB |   | 
                                            
                                                | Vakuum tube triode is invented. | 1903 |   |   |   | 
                                            
                                                | First elerctro medical diathermy  | 1908 | Lorenz | D |   | 
                                            
                                                | The katothode ray tube is invented. | 1909  | Karl Ferdinand Braun . | D |   | 
                                            
                                                | First wireless phoneconnection D-USA | 1911 | Lorenz | D |   | 
                                            
                                                | The Superhet radio receiver was created. | 1918  | Edwin Armstrong  . | USA |   | 
                                            
                                                | Theorie of Vakuum tubes explained.  | 1923  | Barkhausen, Heinrich. | D |   | 
                                            
                                                | First Color TV Patent. | 1925 | Zworykin.  | D |   | 
                                            
                                                | First Broadband Amplifier is developed. Automatic Grid Bias of 
                                                        Tubes is invented. | 1925  | Prof. Ardenne.  | D |   | 
                                            
                                                | First short-wave radio. | 1925 | Abraham Esau. | D |   | 
                                            
                                                | First Selen rectifier is developed | 1928 | Lorenz AG | D |   | 
                                            
                                                | Beginning of TV Broadcasting in Europe. | 1928 |   | D,F,GB |   | 
                                            
                                                | Beginning of Mangnetphone development. | 1928 | Fritz Pfleumer AEG . | D |   | 
                                            
                                                | The scanning TV Tube is invented, first TV 
                                                        pictures on a tube. | 1930 | Prof. Ardenne.  | D |   | 
                                            
                                                | First microwave phone link. | 1932 | Marconi . | GB |   | 
                                            
                                                | German radio for everybody “Volksempfänger”. | 1933  | VE 301 Single Tube straight forward receiver with adjustable 
                                                        feedback. | D |   | 
                                            
                                                | Precision Frequency meter is developed. | 1933  | Dr. Hermann Schwarz and Dr. Lothar Rohde  formed a company. 
                                                     | D |   | 
                                            
                                                | Frequency modulation is invented. | 1933 | Edwin Armstrong.  | USA |   | 
                                            
                                                | First PCB is used in a Radio. | 1934 | Paul Eisler. | A; USA |   | 
                                            
                                                | First high quality Magnetophon. | 1935  | TELEFUNKEN. | D |   | 
                                            
                                                | First microwave guiding systems for Airplanes installed | 1935 | Lorenz AG | D |   | 
                                            
                                                | Beginning of Microwave developmend. | 1935  | The Waveguide is invented. |   |   | 
                                            
                                                | First FM radio stadion. | 1937 | W1XOJ in Paxton, Massachusetts . | USA |   | 
                                            
                                                | Development of UKW FM Radio System in Germany.
                                                     |  1937 |   |   |   | 
                                            
                                                | Steel Housing Tubes replace glas Tubes | 1938  | First Ultra Short Wave tubes’  |   |   | 
                                            
                                                | First Radar in Germany finds objects 30km far away. | 1939  | Radar “Würzburg” TELEFUNKEN. | D |   | 
                                            
                                                | The Reflexklystron is invented. | 1939  | Russel Varian . | USA |   | 
                                            
                                                | Electronic measurement equipment’s are developed. | 1939  | Hewlett and Packard. | USA |   | 
                                            
                                                | Invention of the Microwave powertube Magnetron. | 1940  | British physcists  Randall and Bott. | USA |   | 
                                            
                                                | Invention of the Traveling Wave tube TWT. | 1940  | Rudolf Klompfner. | A; GB |   | 
                                            
                                                | The first police and fire department radio are istalled | 1941 | SEL | D |   | 
                                            
                                                | 9cm on Board Radar  | 1942 | Device Rotterdam finds Submarins | GB |   | 
                                            
                                                | First digital computer uses Relays. | 1941 | Kornrad ZUSE ; Helmut Schreiyer. | D |   | 
                                            
                                                | First Radar  in USA is developed (RADAR = RAdio Detection And 
                                                        Ranging). | 1943 | SCR 584 WESTINGHOUSE . | USA |   | 
                                            
                                                | German Radar “Lichtenstein “ found 
                                                        130  airplanes at once. | 1943 |  TELEFUNKEN.  | D |   | 
                                            
                                                | First 3 cm Radar. | 1944  |   |   |   | 
                                            
                                                | First electronic tube computer EINIAC. | 1946 | University of Pennsylvania. | USA |   | 
                                            
                                                | Invention of the Transistor. | 1947 | Bell Labs.  | USA |   | 
                                            
                                                | Microwave radio link to Berlin  | 1948 | SEL | D |   | 
                                            
                                                | FM Radio in Germany established. | 1949 | Bavaria Radio Munich. | D |   | 
                                            
                                                | Schottky effect found. | 1947 | Walter Schottky  | D |   | 
                                            
                                                | First Color TV system developed.The Vidicon camera tube is invented.
                                                     | 1950  | RCA.  | USA |   | 
                                            
                                                | First Germanium Transistors on the market. | 1952 | 2N32 RCA,G11 GE. | D |   | 
                                            
                                                | First car radio uses automatic tuning feedback | 1953 | Becker Radio. | D |   | 
                                            
                                                | First Germanium Transistors in Germany.
                                                     | 1955 | AC107 VALVO, GFT20 TE-KA-DE . | D |   | 
                                            
                                                | Miniaturising of Tubes to only 5 mm diameter , 
                                                        “Penceltubes”. | 1955 | Popular tubes ..5672............... |   |   | 
                                            
                                                | First electronic banking equipments are developed. | 1956 | Check watching video system TE-KA-DE . | D | + | 
                                            
                                                | Beginning of cartelephone “Öffentlich beweglicher Landfunk 
                                                        “ in Germany. | 1957 | Development of first Unit B70 at TE-KA-DE. ...... | D | + | 
                                            
                                                | First pocket calculator.  | 1957 | Casio; JAP. | JAP |   | 
                                            
                                                | Scattering Microwave directional radio is developed.   | 1958 | Microwave beam reflected in heaven, connects BRD and isolated 
                                                        Berlin ,developed at TELEFUNKEN . | D |   | 
                                            
                                                | First silicon Transistor fabricated. | 1954 | Bell Labs chemist Morris Tanenbaum  | USA |   | 
                                            
                                                | Video watching comes up. | 1955 | Grundig, Hightrain Hamburg uses Video watching system TE-KA-DE. 
                                                     | D | + | 
                                            
                                                | First MOSFET fabricated. | 1960 | Bell LAB’s.  | USA |   | 
                                            
                                                | TTL -Integrated circuits developed. | 1961 | James L. Buie of TRW.    | USA |   | 
                                            
                                                | First Silicon Transistors on the marked. | 1962 | Popular Types are 2N1613 or 2N2628.  | USA |   | 
                                            
                                                | First liquid crystal material produces patterns
                                                     | 1962 | Richard Wiiliams RCA; USA. | USA |   | 
                                            
                                                | First science computer in Germany | 1962 | TR4 TELEFUNKEN Clock 2Mhz ; 50Mhz storage.  | D | + | 
                                            
                                                | First communication Satellite in Orbit | 1962 | Telstar1.  | USA |   | 
                                            
                                                | Development of Phase alternating PAL at 
                                                        TELEFUNKEN Hannover. | 1963 | Inventor was Prof. Bruch and team. | D |   | 
                                            
                                                | CMOS technology invented. | 1963  | Frank Wanlass at Fairchild Semiconductor.  | USA |   | 
                                            
                                                | Switching DC Regulators come up. | 1963 | Switcher voltage regulator circuits are invented.  |   | + | 
                                            
                                                | Beginning of color TV in Germany. | 1967 |   | D |   | 
                                            
                                                | First German science computer TR440 uses 
                                                        Transistors and magnetic stores, has terminal and runs with Algol and FORTRAN | 1968 | Developed at TELEFUNKEN  to be used digitalizing phone network 
                                                        . | D |   | 
                                            
                                                | Patents of liquid crystal displays.  | 1970 | Jams Fergason; USA. | USA |   | 
                                            
                                                | First Microprozessor on the market. | 1971 | Intel 4004. | USA |   | 
                                            
                                                |  Intelsat 5 communication Satellite 
                                                        international development . |  1971 |  International Partcipation.  |   | + | 
                                            
                                                | Famous CMOS 4000 Series on the market. | 1973 |   | USA |   | 
                                            
                                                | Beginning of TELEFAX . | 1973  |  Exxon. | USA |   | 
                                            
                                                |   |   |   |   |   | 
                                            
                                                | First european French German communication 
                                                        satellite SYMPHONY works in space. | 1975 | 4Ghz 10 W TWTA transponder developed at TELEFUNKEN.  | FR; D | + | 
                                            
                                                | Famous Table computers come on the market.
                                                     | 1980 | HP- 85 40kRAM; Commodore. | USA |   | 
                                            
                                                | Direct broadcasting TV Satellite is developed. | 1984 | DFS Kopernikus ANT. | D | + | 
                                            
                                                |  First digital Satellite Radio equipment in Germany developed.
                                                     | 1988 | ANT. | D | + | 
                                            
                                                | First PC operating software. | 1990 | Windows 3.0 |   |   | 
                                            
                                                | World wide Web. is installed. | 1991 | Tim Berners Lee, GB | GB |   | 
                                            
                                                | First Satellite connected Internet home equipment is developed.
                                                     | 1994 | ANT-BOSCH Communication. | D | + | 
                                            
                                                | First optical satellite communication works in 
                                                        space. | 2007 | TESAT Germany | D |   | 
                                            
                                                | END |   |   |   |   |