Yes I've done it posted my first session !!!! no great top speed just a great day out with my mates.Stuck with the raceboard and 9.4 while mates changed down to short boards and 6 to 7.5 ' s just to knackered to rig again and it was too rough for really fast times,but it's a start and looking forward to going faster !!!
http://www.forces-of-nature.co.uk/dbdriven/diary/diary.php/view_entry/9772/squiz/Windsurfing%20-%20The%20Dip-Felixstowe