Goofball_star_dot_etal wrote:

Give it a rudder so it can become the happy little second-order system
it was born to be.

Well, you can't add a rudder to a jet boat. I could have connected the
sensor to the tube used to steer the craft, but since the the entire
coupling was underwater, it would have been quite a production and I
still don't know that it would have worked correctly.
--

Larry R
rapp at lmr dot com