RC Submarine 5.0 – conclusion (10/10)

Here is the finished radio-controlled submarine. Is it better than Submarine 4.0? Yes, definitely. Much easier and more convenient to use, as you can just flip the magnetic on/off button and start diving without having to open the end caps. It is also easier to drive under water, as the turning speed is better, you can drive it straight at full speed, and the new pitch control helps maneuvering. Pros? Magnetic on/off button. O-ring grooves make end caps easy to install. Radio range is good. Computer boots fast. Top speed is good because of a round nose. Steering works well at full speed, with no oversteering thanks to the vertical stabiliser fin. Pitch control helps to break surface tension and dodge obstacles underwater. Cons? Reverse is slow, which makes maneuvering difficult sometimes. Pump is a bit slow, changing depth will take time. Level pitch may be lost sometimes, because the moving weight lacks position data. Complex to build. Key features Two propellers with differential…