Sonar

This is a fully waterproof (IP68) sonar used for gathering positioning data to inform the pilot and build automatic steering system for the submarine

Links to sonar:

10ft Range Walmart Sonar cost: $25.19

32ft Range Sonar cost: $29.00

5/9: Most consistent working code is Sonar Code. It has unexpected jumps between 0 and 800mm which needs to be mediated but overall works relatively well while testing the in the orange Home Depot bucket.