Communications

goTenna Mesh: The New Everyday Carry (EDC)

Check out the goTenna Mesh portable messaging tool. Use your phone to send text messages over radio!

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How to Create Writing, Paper, and the Printing Press From Scratch

How to make paper, ink, and a printing press from scratch in a post-modern world.

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Introduction to Packet Radio

With Packet Radio you can use a laptop /tablet/smartphone in conjunction with a Terminal Node Controller and a Radio to send messages and files via radio waves.

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goTenna Mesh Teardown

See inside the guts of a goTenna Mesh. What components it's made of, and how it works.

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How To Communicate When the Grid Goes Down

Relying solely on your cellphone to communicate with your friends, neighbors, and family during an emergency is dangerous. Have a backup system! We explain some options in this article.

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Demonstrating Ultra-Portable Amateur Digital Stations

Some ultra-portable amateur digital comms which OH8STN uses in the field. Ham radio.

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Best Disaster Preparedness Apps

US Dept of Health and Human Services compiled list of the best disaster preparedness apps for your phone.

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Basic Emergency Communications

Looking for simple advice about basic emergency communication preparedness items? We'll give you an easy-to-understand list of the items you should consider.

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What is Radio Propagation: RF Propagation

What is radio propagation? discover how the sun, solar flares, as well as sun spots, can make long-distance communication possible or impossible.

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