1 янв 1931 г. - Western Electric 618A

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Wente and Thuras introduced the Western Electric 618A mic in 1931. The 618A provided a high output with a response up to 10 kHz and its polarity pattern was omnidirectional. I got uses as PA, film and broadcast industries.

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20 фев 2018

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Unit 5 Music Technology in Context Part 2

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