a website collaboration between Science Service and the Smithsonian Institution

ca.1940 - this tiny 6AK5 pentode, only 1-1/2 inches high and 3/4 inch in diameter, is playing a vital role in high-frequency military equipment today and promises an even bigger role in the FM and television equipment of tomorrow

PENTODE

E&MP52.029

Electronics

ca. 1940

First manufactured by the Western Electric Company, this tiny 6AK5 pentode, only 1-1/2 inches high and 3/4 inch in diameter, is playing a vital role in high-frequency military equipment today and promises an even bigger role in the FM and television equipment of tomorrow.

11369-4

Original Caption by Science Service
Western Electric



National Museum of American History

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