How to assemble the Tamiya twin-motor gearbox – cheap small robot propulsion!

Written by: techguru

Steps

 

The Tamiya twin-motor gearbox is terrific for small robots - it's cheap (8.95 at Pololu.com) and the motors are plenty strong enough to power a small robot.  You can also choose from two different gear ratios, 58:1 and 204:1. In this video, I am assembling the gearbox with a 58:1 gear ratio.

Here's the finished robot on one of the first test runs:
 

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