Ignoramus1923 wrote:

redundancy, checksums and digital signatures can help overcome
jamming, no?

Redundancy if you are speaking of agile frequency skipping or spread spectrum can help
with jamming. Now if enough power is close enough, I doubt anything will help.

Wes
--
"Additionally as a security officer, I carry a gun to protect
government officials but my life isn't worth protecting at home
in their eyes." Dick Anthony Heller