Most Operators don’t get this radio: Lab599 TX-500MP
Most operators don’t understand the point of the Lab599 TX-500MP. It wasn’t designed with all the bells and whistles found in most portable ham radio […]
off-grid communications
The DJI Drone Ban: What They’re Not Saying Out Loud
The U.S. calls DJI a security risk, yet no allies have banned their drones. Lawmakers funded by defense interests push the ban while U.S. and Israeli firms stand to profit. This isn’t about safety—it’s about politics, money, and who controls the drone market.
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 […]
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!
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 […]
Emergency Winlink Gateway
A field-tested look at the Emergency Winlink Gateway—an off-grid, low-power HF email system built for rapid deployment during real-world disasters.
Modularity in Off-Grid Field Radio
After testing a modular HF radio go kit concept last May, I wonder why we don’t see more modularity in the ham radio community. Hello […]
Arctic Circle Off Grid 2023
In May 2023, Julian OH8STN, Ed WQ2U, and Oliver DL4KA set off on an off-grid communications field test above the Arctic Circle. The team aims to test new strategies for off-grid communications, spanning portable power, robust hardware, and antenna efficiency. The expedition will take place near Rovaniemi, Finland. Also, part of the testing includes new robust packet radio capabilities and power supplies. The team encourages interaction from the community via Winlink and APRS messages.
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 […]