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 […]
Ham Radio
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 […]
60th Melbourne Hamfest (Florida, USA)
Begin forwared message: Dear Mr. Julian, I hope this note finds you well. I’m reaching out as a fellow ham and a fan of your […]
Field Testing the Chameleon MPAS 2.0 on Hailuoto Island
Field testing the Chameleon MPAS 2.0 portable HF antenna from Hailuoto Island KP24iX during a POTA/WWFF activation using SSB and FT8.
IC-7300MK2: Why a 0.7 A Receive Draw Actually Matters Off-Grid
I just pre-ordered the new Icom IC-7300MK2. Its reduced current draw finally makes this legendary HF rig off-grid friendly!
Finally an HF Radio for Preppers: Lab599 TX-500MP HF 50Mhz Ham Radio
The Lab599 TX-500MP is a rugged 160–6m, 10W manpack radio built for QRP SSB, digital modes, and serious grid-down or off-grid comms.
Data modes with the Ultimate Field Radio: Lab599 TX-500MP
By now most of us would agree that the Lab599 TX-500MP is the Ultimate rugged field radio. In this blog/video, I’ll show you my very first Winlink session using this preparedness-minded HF Radio.
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?
LiNK500MP Interface for Lab599 TX-500MP
Discover the LiNK500MP — a purpose-built interface for the Lab599 TX-500MP that adds Robust Packet, digital audio, GPS, 12V input, Bluetooth LE, and mic passthrough. Ideal for off-grid and emergency ham radio communications.
Off-Grid Power For Emergency Communications (ebook and print)
Hello Operators, Off-Grid Power for Emergency Communications just received a major update—and it’s now a standalone book. Here’s what’s new: You’ll also notice a couple […]