Antennas

CQWW SSB 2014 fail

I wanted to take part in CQWW SSB this year, as usual in the SOSB QRP category. This year I…

11 years ago

Optibeam OB21-3 – largest 20-15-10m antenna

Optibeam just launched a set of 4 huge HF antennas, and the OB21-3 is definetely the one that caught my…

12 years ago

Triband Delta Loop antenna – some theory

Looking for an improvement in my station's configuration, I evaluated a number of antenna designs; the most important thing, wether…

12 years ago

YO9IRF station updates

Giving the fact that I had enough spare time the last two weeks, inbetween the little Christmas trip I took…

12 years ago

LDG RT-100 – new 100W remote tuner

RT-100 is the codename for the latest automatic antenna tuner from LDG, and this one is the sweetest thing yet:…

12 years ago

WSPR and antenna radiation pattern

WSPR seems to be not just a tool for actively monitoring the propagation status, but it can also help you…

13 years ago