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A comment on Handheld two-way radios for preppers and other curious folks. Parent comment

Re:Handheld two-way radios for preppers and other curious folks by sobriquet9 on Saturday February 20, 2021 @11:18PM (#26210760)
I used TTGO modules with omnidirectional antennas.

By now we have very efficient modulation like FT8 and LDPC error-correcting codes, so I think it should be possible to do much better, even within Part 15 limitations.

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Re:Handheld two-way radios for preppers and other curious folks by myself248 on Sunday February 21, 2021 @12:44AM (#26211137)
Agreed, but I'm not aware of anyone trying to build those into handheld communicators.
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