Here is some short (Low res) videos of USS Cheyenne and USS Shark (just before she started bisbehaving....) and various surface objects zipping about!!

The links take you to our Model boats Adelaide Facebook page...

https://www.facebook.com/scott.rice....760484743/?t=0

in this one about 14secs in you can see Shark on the bottom misbehaving....turned off tx and came back up....
https://www.facebook.com/scott.rice....806085883/?t=1