As big a believer in QRP as I am, I'm not sure I'm able to actualy get my head round this. 6V p-to-p out of my QRSS beacon, that's about 100mW. This feeds through my ATU (mainly to convert from BNC to PL259!) then half way round the house in RG213; then up the side of the house and into a Windom.
Here is my call very readable at the QTH of ON5EX, thanks Johan! Thats a whopping 420km distance. Not half bad! The beacon frequency looks quite steady too! I'm well impressed: