Arctic Circle Off Grid 2023
Near the end of May 2023, Julian OH8STN will be joined above the Arctic Circle by Ed WQ2U, and Oliver DL4KA for an off-grid data […]
WinLink
Efficient QRP Data communications
When discussing efficient low power communications, it is impossible to deny the effectiveness of narrow bandwidth data, even at low power levels. But wait, there’s […]
QRP NVIS Data Modes Go Kit (TR)uSDX
The (TR)uSDX is a budget-friendly HF radio covering the 80, 60, 40, 30 & 20 meter bands. Add a Digirig & tablet computer to it, […]
Stealth QRP Transmitter in Berlin
Operating a stealth QRP transmitter in a Berlin hotel room was an interesting ham radio experiment. Far away from home or even in a foreign […]
Starting point: Off Grid Survival Radio
One of the most asked questions in off grid ham radio for preparedness is “Where to start?” I’ll try to answer that question. Hello Operators.If […]
Keep It Simple Stupid | Survival Radio
Survival Radio with a Raspberry Pi is a technical endeavor. The emcomm tools we use will always require parallel operator skills. There is no getting […]
Off Grid Ham Radio Data & the internet
Do off grid ham radio data modes require the internet? A viewer wanted to know if JS8Call, Winlink, or VaraAC needed the internet for any […]
Voice vs Asynchronous Data for Survival Radio and Prepping
Someone asked if either Voice or Data were better for prepper comms. My answer could surprise you.This post is an addendum to the video Voice […]
Testing the Winlink RMS Packet Gateway Portable QRP
Hello Operators. Today we are QRP portable testing the Winlink RMS Packet gateway, recently set up on 2 meters. The Gateway runs Vara FM Wide […]
Asynchronous P2P Messaging VarAC
Hello Operators.VarAC just stepped up its Asynchronous P2P Messaging capabilities.Pay attention! This is huge!https://www.varac-hamradio.com73Julian oh8stn