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It turns out that the treads I was using are way to heavy/bulky so I decided to just scrap the tankbot idea for now and go with a simpler bot I am using two GM9 (143:1 90 Degree Shaft) and wheels, a Pololu micro dual serial motor controller, a Hs-311 standard servo, and a parallax ping))) ultrasonic sensor. Ive got almost everything done, but I am going to need some help with the motor controller . Here is my attempt at an arduino tankbot this is going to take me a while to complete ...
This is a companion discussion topic for the original entry at https://community.robotshop.com/index.php/robots/show/my-first-robot-try-two