Tags » APRS

IARU Paper: APRS Harmonization and removal of OSCAR sub-band

IARU Region 1 has released the papers for the Interim Meeting to be held in Vienna April 15-17, 2016.

Among the papers for the C5 VHF/UHF/Microwave Committee… 196 more words

Daily Updates

New equipment for PI1SHB

22th of January 2016, we installed new equipment at PI1SHB, the APRS digipeater/IGate for ‘s-Hertogenbosch.
Replacing the radio’s for Motorola GM350 radio’s.
In the old setup we used a Kenwood TM-V7E (2m) and Kenwood TM-451E (70cm). 74 more words


APRSdroid & microAPRS

this page describes using microAPRS firmware on Arduino Nano V3.0 with APRSdroid via USB serial connection for sending and receiving APRS AX25 packets. Please read entire page first before making any steps! 410 more words


Vacation projects begin

I am on Christmas/New Years holiday here now and have started some projects I have been meaning to get to. First up was making some short coax patch cables for the portable rig. 153 more words

Ham Radio

Linux AX25 Soundmodem Drivers

A few years ago, Thomas Sailer’s website went AWOL along with the source code for the Linux AX25 drivers.  I managed to cobble together a mirror of the website as well as the sourcecode tarballs for a few versions (there were a few unresolved bugs in the later versions that effected PTT via HamLib!) 11 more words

K4KPN-10 HF RP APRS I-Gate Testing Done

As previously planned, the K4KPN-10 temporary/test 30m RP APRS I-Gate was turned off today.  It’s really not needed now, it was tying up a Tracker DSP TNC needed elsewhere, and the rack space is needed for other uses. 374 more words

Robust Packet

PI1SHB 70cm APRS Digipeater test setup

28th of November 2015, we received the license for the 70cm APRS digipeater.
We installed a test setup with a Kenwood TM-451E and TNC2S-DK9SJ modem, we integrate with the existing 2m digipeater running on a Raspberry Pi.