Join the Robust Chat Test Group
A new tool is emerging for operators using hardware Robust Packet modems — a way to bring real keyboard-to-keyboard chat to HF using the same […]
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RX Settings for RPR LiNK500 Teensy TNC, AFSK Data Modes – Robust Packet
An operator said: I think I may be having some receive issues with Robust Packet. Several operators have asked what settings I recommend for the […]
When QRP Is Not Enough
QRP is the heart of my field communications strategy—but sometimes, it just isn’t enough. In this post, I walk through a real-world Winlink session that failed when conditions didn’t cooperate. When communication really matters, what do you do next?
Lightweight Portable Power for Off Grid Communications
An Intelligent LiFePO4 portable power pack for off grid ham radio by DL4KA Oliver of DIY599. Hello Operators.Today we are interviewing Oliver DL4KA the popular […]
Icom IC-705 PA500 Setup Guide
Hello Operators. A new Icom IC-705 DIY599 PA500 setup guide video is live on YouTube (and Rumble soon after). In this video we go through […]
DIY599 PA500 IC-705 Testing JS8Call
Hello Operators. Overnight testing with the Icom ic-705 and the DIY 599 PA500 amplifier. The results were quite astonishing. For the past couple of weeks […]
Portable Ham Radio Amplifier | DIY599 PA500
Hello Operators As most of you know, off-grid ham radio is as much about reducing our current consumption, as it is about getting our signals […]