Displayed two TNC-Pi connected across a mesh network today at the PARC Hamfest. Sent ICMP Echo requests from n2xu-rPi-1 to n2xu-rPi-2 and received responses across the RF link. Was using 421.585 as a link frequency and had more separation between the systems than last week and less RF interference into the systems. Also, I picked … Read more
My development environment consists of two RasPi computers each with a TNC-Pi mounted on it. I made 3 ft interface cables to connect the TNC-Pi to Baofeng UV-5RA radios. The radios are WAY TOO CLOSE to the RasPi. Attempts to do TCP/IP across the RF link fail miserably. Initially I thought my software wasn’t configured … Read more
Note (07/30/2024): This post is a decade old and unfortunately N1URO is a silent key. I have no idea if his pages are still alive with the amount of time that’s passed since he left us but I’m leaving the post up in case you find it useful and / or you use the wayback … Read more
Got the latest and greatest Raspbian image last night and I’m essentially doing a wipe and reinstall of all three rPi machines that I own. Experimentation with mesh networking, packet radio, and amprnet (net-44) continues.