Coordinate Systems (Where in the world is your robot?)

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coordinate frames

Hi all There are many ways of expressing your position in the world. We can use those same methods to represent where in the world your robot is. At the highest level there are two types of coordinate frames; global and local. In the global frame the robots position is specified based on a pre-established […]

Antennas and Amplifiers for Long Distance Wireless Communications

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Hi all This is just a quick post on how to increase the range of your wireless communication system. There are several ways to do it and they mostly apply no matter what frequency you are using. We will discuss several ways to do this below. We will also discuss some of the legal limits […]