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Grabbing wireless data using rt_433 and a cheap USB SDR dongle

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In case anyone missed it in the Raspberry Pi Software section, it was discovered that the Linux rtl_433 package has the ability to decode Acu-Rite radio packets:

http://www.wxforum.net/index.php?topic=28051.0

The necessary SDR USB dongle (software defined radio) costs about $15, plus the cost of the Pi and a powered USB hub.  Note that it can't serve as a complete bridge replacement as-is, since the barometer sensors are in the bridge and each console.  An external barometer would need to be added for a complete solution.

The last piece of the puzzle is to parse the output and pipe it into weewx or another weather program, but that's trivial in Linux.....

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