Thanks Jose, I arrived at the same conclusion. I had a quick and precise help from another forum (UDXF). The difficulty with JT65A is that the decode is not immediate as with other modes, so I missed it :-)
73 - Marco IK1ODO >Marco, > >I usually run MultiPSK 4.14 for JT65, so, just press the proper >button (JT65), select JT65A, left click on the sync tone (the >extreme left limit of the signal on the waterfall). Besides, your >computer must be synchronized to UTC somehow (from the Internet, a >GPS, or a radio standard like WWV, WWVB. CHU, DCF77,etc).I use CHU >with Clock, tuning 14670 or 7850 kHz, it is the best of them by far from here. > >73, > >Jose, CO2JA