Tag Archives: packet

Introduction to Packet (ax.25)

Posted on January 10, 2016 by Steve Netting OH3SPN

When starting out with packet I found it difficult to find my way.  Several resources exist online but all seem to assume some basic level of understanding, which I clearly lacked.  I have to admit here, I’m still new to … Continue reading →

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9600/1200 Baud Soundcard Interface with PTT

Posted on September 18, 2014 by Steve Netting OH3SPN

I’ve been happily using a RigBlaster NoMic and a PK-88 for data modes for the past decade. However, a recent interest in 9600 baud packet meant neither of these devices were suitable. The PK-88 is a fixed 1200 baud hardware … Continue reading →

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TNC-Pi, Raspberry Pi & TCP/IP over ax.25 (Linux)

Posted on April 24, 2013 by Steve Netting OH3SPN

A TNC-Pi, built and fitted on top of a Raspberry Pi.  Testing running both standard ax25 plus TCP/IP over ax25 (slow but entertaining!).  Built and tested at Swindon Hackspace.  

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Linux Soundmodem AX25 & UV-3R

Posted on March 12, 2013 by Steve Netting OH3SPN

Linux sound card modem, AX25 kernel module, DIY soundcard interface and Baofeng UV-3R using VOX PTT.  The VOX function is a little slow to release however it does work.

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