Category: Ham Radio

Ham Radio

Repeaters Frequency Calculator

Repeaters Frequency Calculator

Just a quick update about new tool I created recently. I always have hard time calculating the offsets for repeaters so I made this tool: https://4x5mg.net/freq-calc/index.html Also can be found on the menu. This will calculate 7.6MHz…
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Ham Radio

Callsigns instead of node numbers on Allstar

Callsigns instead of node numbers on Allstar

  If you have an Allstar node you probably heard the node numbers when you connect or disconnect from nodes. There’s simple script (by WA3DSP) that can convert the node number to callsign.…
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Ham Radio

DIY Shortened Vertical Antenna

DIY Shortened Vertical Antenna

Introduction

In the last few months, I got into antennas a little bit deeper. The pursuit of the best antenna for my location took me to interesting places. My magnetic loop project is on hold right…
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Ham Radio

Building APRS Digipeater with Raspberry Pi

Building APRS Digipeater with Raspberry Pi

Intro

I had this idea for a long time, building digipeater for the APRS network that will be both cheap and easy to build. Some research was done but the project paused because I…
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