untitled

16. Place batteries in the battery holder, connect the snap, and secure the
    holder in the box with Velcro, as shown in Figure 11-21.

Figure 11-21:
The inside
of the
completed
transmitter
box.

Leads to on/off switch Leads to motor R switch

Leads to motor L switch

Figure 11-20:
Attaching
wires to
terminal
blocks.

Chapter 11: Controlling a Go-Kart, Infrared Style 259