Tuesday, July 8, 2008

The tests continue...

Seahorse III underwent leak tests today and passed with flying colors. The main compartment was actually so watertight that a vacuum was created, and the air inside the compartment condensed and got colder! Plus, the lid makes nice squelching noise when taken off, so we're pretty sure that no water is getting in this robot.

In other news, Chris has built an apparatus to hold the pinger machine underwater. Most of this apparatus is painted light blue, so that the robot won't be able to differentiate it from the water. This crate is made of PVC pipe and is nearly invisible when it's sitting at the bottom of the pool. This way, the robot can only rely on the sound of the pings sent out by the pinger when it attempts to find it.

What the robot will be able to see is the smaller PVC crate, which is painted red and orange. Its distinct colors allow the robot's vision systems to pick it out from its surroundings.

The tests continue...

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