Thread: [OT] Communicating without grid power
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Scott Lurndal Scott Lurndal is offline
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Default [OT] Communicating without grid power
writes:
On Tue, 15 Sep 2015 08:23:52 -0400, Stormin Mormon
wrote:


Got this from a friend:
=======================================
Chris, without power the only way that I understand
that you could communicate is by foot, horse,
bicycle, runner other than that you could shout,
maybe you can give me other Idea's.
Scott
=======================================

What ideas do we have for Scott?

First idea would be to study history.

https://en.wikipedia.org/wiki/Beacon...communications
https://en.wikipedia.org/wiki/Semaphore_line
https://en.wikipedia.org/wiki/Smoke_signal
https://en.wikipedia.org/wiki/Hydraulic_telegraph
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