
Originally Posted by
Vik3
I taught my mini sonar (2”) to read

. I just made it’s beam narrow (Down Imaging) using a slot diaphragm, and pulled a vertical word “YXA” under the transducer , and the word appeared on the screen

The stripe across the screen is a diaphragm reflection.

now that's pretty cool.
GO BIG ORANGE !
I meant to behave, but there were just way too many other options available at the time.