On Sat, 19 Jul 2014 17:09:19 +0000, jimp wrote: > FWIW, the largest offset I've seen WSJT-X decode is 3.5 seconds and lots > of DX stations are in the 1 to 2 second range. > That's interesting. Guess the 'sync vector' is very effective. > BTW, if you are not using it, JT-utilities is very handy. Thanks for the tip. Will check it out. 73 Nick