Thanks I think that has done the trick 
Adapter arrived today I have tested with Toshiba and Bluesoliel 8 and both seem to be stable. Will do some more extended testing and multi controller testing and tonight
cheers very much

Adapter arrived today I have tested with Toshiba and Bluesoliel 8 and both seem to be stable. Will do some more extended testing and multi controller testing and tonight
cheers very much