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Communicate Off-Grid Digitally via Amateur Radio
As you probably know you can use radio waves to talk to people over the air. But did you know you could also send digital signals as well?
Use a Signal Mirror
Back in the late 1980s, an oral surgeon was in the middle of a two-week raft trip down the Colorado River in the Grand Canyon in Arizona, when disaster struck.
He and two other men were on the bank, getting their 18-foot (5.4-meter) raft ready for a trip down the Crystal Rapids when it got caught in a wave, filled with water and ripped the line from their hands.
Bug Out Tools
Updated November 2025
There are certain items which are difficult if not impossible to recreate from raw materials in the wild.
They are:
