hf propagation

Hello everyone, I'm trying to use the Splat! software, which seems to be old but very nice, but I can't get any correct results. The pictures generated by the software are slanted, and I can't get why. The lines in the picture look like "shifted". I'm using the SRTM 3 elevation tiles. I...

i am new to HF and 100% using FT8 so far... i would have WAS completed 40-10m if it weren't for 3 states on 12m... i'm in stlouis, these states are KY, AR, and MS... not far, 2 are touching my state, and PSKReporter shows my signals going right over them, sometimes i can hear KY or MS, but they...