Category:French triode "Loupiote"

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English: The "Loupiote" or TM (French: Télégraphie Militaire) high-vacuum triode was developed in France and produced since 1915. It became the standard receiving and amplifying tube of the Entente countries during World War I, and the first mass-produced radio tube.

Media in category "French triode "Loupiote""

The following 6 files are in this category, out of 6 total.