33
/pt/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
598751
50627
2

1 jan 1931 ano - Western Electric 618A

Descrição:

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.

Adicionado na linha do tempo:

Data:

1 jan 1931 ano
Agora
~ 94 years ago

Imagens: