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.
off-grid ham radio
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 […]
Lead Acid vs Lithium or Are bloggers lying?
Hello Operators. I don’t normally call out other bloggers but today is one of those days. Research is one aspect of my Youtube channel and […]
DIY 599 PA500 HF Amplfier TX Power Measurement 40M
Hello OperatorsSome of you have asked for some measurements of the DIY599 PA500 output power at certain drive levels. Well, here you are. In this […]
Portable power and field communications
Hello Operators. This is just a short post about the relationship between field communications, and portable power. Ham radio manufacturers would have us believe our […]