Hello Roberto, can hear IS0GRB-3 on 10148.500 loud and clear, strength S5, but seems I don't have enough power to reach you with the mobile antenna (10m wire in the mast of the sailboat). I can work via SM0RWO on 10148.250 all day, signal here is S7 with some QSB (to S0). 73, Rein PA0R/M