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, […]
Off-grid Comms
Snake oil The promise of License free Off-Grid Comms
There are no shortcuts in Survival Radio
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Julian oh8stn
#hamradio
OTA Micro-Blogging concept update
There’s been substantial progress made on the OTA Micro-Blogging concept.Paul Offord has made a python utility that integrates with JS8Call through its TCP/UDP API. The […]
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 JS8Call Time Sync No GPS or NTP needed
After my last video, some of you thought JS8Call was GPS or NTP dependent. Here is a little known feature you may not know about. […]
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 […]
Decentralized OTA Micro Blogging
Over-The-Air Micro blogging with ham radio might be the answer to censorship. Hello OperatorsBy now many of us have heard about or read about the […]
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
Victron 75/15 MPPT RFI Problem on HF Receiver
Hello Operators Last week the Victron 75/15 mppt charge controller was tested for RFI. Unfortunately, the load port dumps an enormous amount of RFI on […]