Knowledge Identifier: &Telefunken



German radio and television apparatus company, founded in Berlin in 1903, as a joint venture of Siemens Halske and the Allgemeine Elektricit add

Category: Movies & TV

Founded in 1903.

Countries: Germany (33%), (17%), United States (8%)

Main connections: Transradio, AEG, Mouse (computing)

Linked to: Marconi Company, Daimler AG, Decca Records, Transradio




This timeline needs to be reviewed and corrected, as it has been automatically generated from multiple web sources.
Please help improve it by adding dated informations, images and videos about Telefunken.


Telefunken produced an extensive product spectrum of devices and systems from 1903 to 1996 add something


When a dispute concerning patents arose between the two companies, Kaiser Wilhelm II urged both parties to join efforts, creating "'Gesellschaft für drahtlose Telegraphie System Telefunken "' joint venture on 27 May 1903, with the disputed patents and techniques invested in it add something


This Telefunken Kompass Sender operated from 1908 to 1918, allowing the Zeppelins to navigate throughout the North Sea area in any weather add something


Lloyd Espenschied - He graduated from the Pratt Institute in 1909 and worked as an engineer for Telefunken Wireless Telegraph Company


Amalgamated Wireless (Australasia) - The company commenced operations in 1909 as "'Australasian Wireless Limited "', a Telefunken wireless agent


Amalgamated Wireless (Australasia) - Eventually the two settled their differences and, in July 1913, formed a new company, "'Amalgamated Wireless Ltd"', with exclusive rights throughout Australasia to the patents, 'present and future', of both Marconi and Telefunken


The name "Transradio" dates back to 1918, when Transradio was founded as a subsidiary of Telefunken add something


A year later, in 1919, Transradio made history by introducing duplex transmission add something


Starting in 1923, Telefunken built broadcast transmitters and radio sets add something


On 17 April 1923, it was renamed "Telefunken, The Company for Wireless Telegraphy" add something


Helge Rosvaenge - Rosvaenge was a prolific recording artist, with records being produced as early as 1927 by the Gramophone Company , and later by the Telefunken, Parlophone and Odeon labels


In 1928, Telefunken made history by designing the V-41 amplifier for the German Radio Network add something


Into the 1930s years, production was made after a distributor in the workshops of the two parent companies add something


In 1932, record players were added to the product line add something


SABA (electronics manufacturer) - SABA quickly expanded, moved to a larger factory building at Villingen in 1932 and over the years became a long-time rival of the leading Telefunken company


Starting from 1938, manufacturing and developing plants were concentrated at the new headquarters in Berlin Zehlendorf, Goerzallee add something


In 1941, Siemens transferred its Telefunken shares to AEG as part of the agreements known as the "Telefunken settlement", and AEG thus became the sole owner and continued to lead Telefunken as a subsidiary add something


The tube mill Lodz was shifted in 1944 with the staff from Ulm add something


Over time, Telefunken perfected their designs and in 1950 the V-72 amplifier was developed add something


Georg Neumann - At the end of the 1950s, the Telefunken VF 14 vacuum tube on which the circuitry of the U 47 and U 48 had been based, was discontinued, so Neumann came under pressure to develop a successor


In 1959, Telefunken established a modern semiconductor works in Heilbronn, where in April 1960 production began add something


In the beginning of 1960s, Walter Bruch developed the PAL-colour television system for the company, in use by most countries of the western Hemisphere add something


Optical fiber - The first working fiber-optical data transmission system was demonstrated by German physicist Manfred Börner at Telefunken Research Labs in Ulm in 1965, which was followed by the first patent application for this technology in 1966


Mouse (computing) - When the development for the Telefunken main frame began in 1965, and his team came up with the idea of "reversing" the existing into a moveable mouse-like device, so that customers did not have to be bothered with mounting holes for the earlier trackball device


In 1967, Telefunken was merged with AEG, which was renamed to AEG-Telefunken add something


AEG - In 1967 AEG joined with her subsidiary Telefunken AG creating "Allgemeine Elektricitäts-Gesellschaft AEG-Telefunken"


Mouse (computing) - On 2 October 1968, just a few months before Engelbart released his demo on 9 December 1968, a mouse device named " was released that had been developed and published by the German company Telefunken


Mouse (computing) - The German company Telefunken published on their early ball mouse on October 2, 1968


At the beginning of the 1970s it housed approximately 2,500 employees add something


The works was expanded several times, and in 1970 a new 6-storey building was built at the northern edge of the area add something


They were in use at many German university computing centres from the 1970s to around 1985 add something


The development and manufacture of large computers was separated in 1974 to the Konstanz Computer Company add something


AEG - In 1975, the former Telefunken Headquarter at Berlin-Charlottenburg, Ernst-Reuter-Platz 7 was sold


The production of mini- and process computers was integrated into the automatic control engineering division of AEG. When AEG was bought by Daimler in 1985, "Telefunken" was dropped from the company name add something


Telefunken, through the subsidiary company Teldec , was for many decades one of the largest German record companies, until Teldec was sold to WEA in 1988 add something


In 2000, Toni Roger Fishman acquired The Diamond Shaped Logo & The Telefunken Brand Name for use in North America add something


Kringkastingsselskapet - It had more than 2000 shareholders, with major parts owned by Marconi Company, Telefunken and Western Electric


The company "'Telefunken USA"' was incorporated in early 2001 to provide restoration services and build reproductions of vintage Telefunken microphones add something


In 2005, Telefunken Sender Systeme Berlin changed its name to "'Transradio SenderSysteme Berlin AG"' add something


Transradio - The company was created in 2005, when Telefunken SenderSysteme Berlin changed its name to "'TRANSRADIO SenderSysteme Berlin AG"'


The Historic Telefunken Ela M251 microphone system entered the MIX foundation's Hall of fame in 2006 add something


In August 2006, it acquired the Turkish company Profilo Telra, one of the largest European manufacturers of TV-devices, with Telefunken GmbH granting a license for the "'Telefunken"' trademark rights and producing televisions under that name add something


In 2008, Telefunken USA won a second TEC Award for its new Ela M 260 microphone add something


As a result of a conference held in Frankfurt in May 2009, Telefunken USA has been renamed "'Telefunken Elektroakustik"' Division of Telefunken and awarded the exclusive rights to manufacture a wide variety of professional audio products and vacuum tubes bearing the Telefunken Trade Mark, in over 27 countries add something