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A comment on Tricks of Trench Warfare (2020). Parent comment

Re:Tricks of Trench Warfare (2020) by inglor_cz on Monday June 14, 2021 @02:42PM (#27506518)
In the pre-transistor times, radios were heavy and used a lot of energy. Even in WWII, field radios weighed about 35-40 pounds. A soldier with a radio could not carry a lot of other equipment.

https://en.wikipedia.org/wiki/SCR-300

Vacuum tubes are a clumsy technology.

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