Rebuilding a Mosley triband yagi.

A while back I acquired most of a Mosley MP-33 triband which had been modified to be taken on a DXpedition 20ish years ago. The parts I got were the director, reflector and boom, so my task was to build a driven element. My approach was to try and replicate the original design as accurately […]

Using OSM maps on Garmin handhelds.

The scenario is simple: you spend a not insignificant amount of money on a Garmin GPS unit, then travel and find that you don’t have maps for that region, and Garmin charges quite a lot of money for something that you didn’t know you were missing. So you then search the interwebs for solutions, and […]

Xiegu G90: digital and CAT control.

My uBitx v6 has been my main FT8 rig for over a year, thanks to the (discontinued) Funtronics sound card which gives me full CAT control and sound in/out with a single USB port. This is a huge advantage with Windows, since the OS tends to change audio settings erratically on my machines, both of […]

Making a cheap LiFePO4 battery for SOTA.

I needed a good battery to power my Xiegu G90, so that I could carry it up hills and talk to strangers in my bid to join the SOTA community. In 2023 the general trend for portable lighteweight power is to buy a *premium* battery like the Bioenno pack–which are designed specifically for this purpose–or […]