If anyone is interested I am using JT65A on 27.500 USB.
JT65A is a weak signal digital QSO mode with a highly structured QSO.
Info on JT65A can be found here : http://www.eham.net/articles/25604
and the program I use, JT65-HF downloaded here: http://jt65-hf.sourceforge.net/
Xmitting most evenings, only one contact so far, 310LA in Latvia, looking for more!
26DT1496 - Paul