untitled

13. Secure the breadboard in the box with Velcro. Or, if the breadboard
    already has adhesive tape on the back like the one we used, just use
    the tape.


14. Attach the wires from the battery pack snap connector and the LED to
    the terminal blocks, as shown in Figure 11-19.


15. Attach the wires from the switches to the terminal blocks, as shown in
    Figure 11-20.

Black

battery

lead

Red

battery

lead

+V LED lead Ground LED lead

Figure 11-19:

Transmitter

box with

breadboard

installed.

258 Part III: Let There Be Light