untitled

2. Solder an antenna wire to Pin 4 of the transmitter module, as shown
   in Figure 13-8.
   See the earlier “Building Alert: Construction Issues” section of this chap-
   ter for some tips on how to do this.


3. Insert the voltage regulator (VR1), a 1 megohm resistor (R1), and the
   transmitter module on the breadboard, as shown in Figure 13-9.

VR1

input

VR1

5 volt output

VR1 ground pin Transmitter ground

Transmitter data input Transmitter +V

Transmitter antenna

Figure 13-8:

Transmitter

and voltage

regulator

(VR1)

pinouts.

314 Part IV: Good Vibrations