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1 ene 1931 año - Western Electric 618A

Descripción:

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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fecha:

1 ene 1931 año
Ahora mismo
~ 94 years ago

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