Tamiya 70097 Twin-Motor Gearbox Kit SF_5mm It has the impact-resistant qualities

It has the impact-resistant qualities of an epoxy body

You can find information on how to calibrate the cell in the 3138 Datasheet

with a logical high enabling half-bridge A and a logical low disabling half-bridge A

as we noticed an Arduino may need a little more capacitance on the 3

though Tamiya also recommends using a modeling knife to remove excess plastic

Tamiya 70097 Twin-Motor Gearbox Kit SF_5mm It has the impact-resistant qualitiesTamiya's twin motor gearbox consists of two independent brushed DC motors and gearboxes in one compact housing, making it perfect for small robots. You can assemble the gearboxes to have a 58: 1 or a 204: 1 gear ratio. Tank style chassis built using the Tamiya 70100 track and wheel set, Tamiya 70098 universal plate set, and Tamiya 70097 twin motor gearbox kit. Overview The Tamiya twin motor gearbox is a small (3 inch long) plastic gearbox. It contains