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A comment on A brief history of barbed wire fence telephone networks (2024). Parent comment

Re:A brief history of barbed wire fence telephone networks (... by alnwlsn on Thursday February 12, 2026 @12:20PM (#46991696)
If the batteries were rechargeable at all (some radio 'A' batteries [0] were), they could have been recharged by a small wind turbine [1].

[0] - https://en.wikipedia.org/wiki/Vacuum_tube_battery

[1] - https://www.wincharger.com/

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