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$40 Raspberry PI computer and ham radio

Moleculo

Ham Radio Nerd
Apr 14, 2002
9,322
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Earlier this year I heard about the new Raspberry PI $40 PC that runs Linux and was instantly intrigued. For the uninitiated, the Raspberry PI is a little credit card sized computer board that contains an SD card slot (for storage), two USB ports, an HDMI port, GPIO, ethernet port, and sound card I/O port with 512KB of ram. It was originally developed as an inexpensive way to teach school kids about computers, but it has turned into a hit with the tech crowd!

I received my Raspberry PI this week and have been busy refreshing my Linux skills. There are a few obvious use cases for this little PC that other hams have already explored, including a dedicated APRS digipeater/igate and a DSTAR repeater controller/IRCDBB gateway. I've even read about one case where someone has used it as the panadapter interface for the Elecraft KX3!

I plan on trying it out as a DSTAR hotspot or repeater controller first, however I'm open to ideas that others might have. If you have an extra $40 to spend on something completely experimental, you can buy the Raspberry PI from various online companies including newark.com or on ebay: Raspberry Pi Model B Uncased 512MB Immediate SHIP | eBay
 

Is there a way to use these as a generic (non-D*) repeater controller?

Assuming there is linux software available, you should be able to compile it on the PI. It might take a while, but it should be doable. The PI has USB ports and a GPIO that you should be use for the interface. It might take some engineering, but it certainly should be doable.
 

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  • @ heartbreaker3473:
    Hello gentlemen and Ladies. I have the dreaded RCI-2990 receive issue where my radio gets distorted when people get close to my location. I found the C90 Capacitor, but I can not for the life of me find the C89 capacitor. Can or does anyone have a picture of the exact location of C89 ? Thank you in advance, Wes
  • @ AudioShockwav:
    Wes, it's better if you start a thread on the main forum, more people are going to see your question.
  • @ heartbreaker3473:
    Okay, sorry, will put in a forum
  • @ heartbreaker3473:
    I put it in the general disscution help area and started a new thread. Thank you for letting me know.