Test your antenna with WSPR – the “whisper” mode
A few hundred milliwatts, a two-minute beacon and a world map of who heard you: WSPR is the cheapest antenna test there is.
M6OER · blog
Category: Antennas
Wires, verticals, Yagis and experiments.
SWR explained: what the meter is really telling you
1.5:1, 2:1, 3:1 – what SWR actually measures, how much it matters, and why a perfect reading can sometimes be bad news.