Quote Originally Posted by SeaRay View Post
I don't know why it would not work. If you put a 2d transducer on my HDS 7 it reads 2D (only) just fine. I have a Terrova with the Universal sonar, but I have a HB standard color 2D on it. Far as I know if I hooked up the HDS7 it would read 2D fine.
I run my HDS7 on the US2 and it works fine. I read a report somewhere and several people like the US2 better than the xducer that comes with the HDS.