Page 298 - Amphibionics : Build Your Own Biologically Inspired Robot

Amphibionics 07 3/24/03 9:13 AM Page 277
Chapter 7 / Turtletron: Build Your Own Robotic Turtle
FIGURE 7.4
Tamiya high power
gearbox kit.

Assembling the Gearboxes and
Attaching the Wheels
Take all of the parts out of the box and unfold the instruction
sheet. The gearbox has two possible configuration options of a
64.8:1 or 41.7:1. The gearbox will be assembled for use with the
64.8:1 ratio using one green and two red gears. Follow the instruc-
tions included with the kits to assemble both gearboxes.
Locate two, 3-inch diameter model airplane wheels and two gear-
box horns labeled as A3 that are included with the gearbox kits.
Place a wheel on the table and line up the center hole in one of the
gearbox horns with the center of the wheel. Use a pencil to mark

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