Buy an Axon, Axon II, or Axon Mote and build a great robot, while helping to support SoR.
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My budget is around 20$ each.The car is going to weight 1-2 kilograms(or 2.5-5 pounds) and I want it to go fast enough to outrun an averege human while he is running.Can you help me with the properties of the servos I need?
Can a DC motor turn both directions?
The wheel's diameter will be something like 10-12mm.
What is a good speed for a (robot) car, size 300X210mm?
Can you explain the calculations you made?Or give me a guide or something,I didn't understand the 12mm*pi calculation(and what its purpose).
I think I'll change it a bit.What is a good speed for a (robot) car, size 300X210mm?