amateur radio

Maker Space

How to Use a RTL SDR Dongle to receive pictures from the ISS! | Software Defined Radio

This video is from Ham Radio DX. Did you know the International Space Station (ISS) periodically sends SSTV (slow scan television) images over the air? You can decode them too using an RTL SDR software defined radio dongle which is around $30-$50. A simple antenna is all that is needed.

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Space

Using a Commodore 64 to Talk to the International Space Station

Retro Recipes wires up a Commodore 64, a ham radio, and a modem to reach out to the stars. (or at least near Earth orbit).

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Maker Raspberry Pi

Build an Off-the-Grid Wi-Fi System for Voice Communications

Null Byte explains how to Use Android & Raspberry Pi for Local Voice communications. It can be difficult to communicate off the grid when there’s no infrastructure. That’s also true when you’re in situations where there is no cellular service or reliable Wi-Fi hotspots, such as a convoy of vehicles that want to talk to […]

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