History 1945 - 1955
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1945 |
Dr. Fritz Sennheiser founds ‘Laboratorium Wennebostel’ or ‘Labor W’ (Lab W) for short. The young company manufactures tube voltmeters. |
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| 1946 | Start of microphone production with the DM 1. |
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| 1947 | Lab W develops its first microphone, the |
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| 1948 | The measuring equipment portfolio is extended significantly. |
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| 1949 | Manufacturing of geophysical equipment and geophones. |
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| 1949 | The ‘invisible’ DM 3 (MD 3) micro-phone and the first noisecompen-sated microphone, the DM 4 (MD 4). |
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| 1950 | Lab W manufactures microphone transformers. |
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| 1950 | Labor W shows its first mixing amplifiers and pre-amplifiers at the 1950 Consumer Electronics Fair Funkausstellung. |
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| 1952 | Lab W adds magnetic miniature headphones (HM 11, HM 21) to its portfolio. Miniaturization becomes key in all areas. |
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| 1953 | Lab W introduces miniature transformers as used in hearing aids. |
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| 1953 | The classic MD 21 microphone sees the light of day. |
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| 1954 | Lab W shows the first interference tube microphone for the movie and TV industry. Its successor model, the MD 82 “telemicro-phone”, results in a major breakthrough in 1956. |
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| 1955 |
Ten years after its founding, Lab W employs a staff of 250. The foundation to a new building complex is laid. |
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