Building a Lego Submarine with Balloon Power and Magnetic Steering Depth is controlled using an air-filled balloon and a Lego ...
The design is said to be reconfigurable to conduct different missions, including attacks on enemy vessels, mine-laying, ...
Making a Lego Submarine with Automatic Depth Control This RC submarine uses a pressure sensor and laser distance sensor with Raspberry Pi to keep a steady depth or follow the bottom Tested in a swimmi ...