Too Much Thrust (if that's possible)

Well, I never really realised when I referred to churning up some water in my previous post what level of churning would eventually ensue!

Now I have digital, rather than analogue control over the thruster, the amount of thrust I'm seeing has dramatically increased, check out the video .....

http://www.youtube.com/watch?v=D0PFFVKrDRQ

I definitely need a bigger test tank!