untitled

11. Insert the wires from the LEDs, battery pack, and the on/off switch to
    the terminal blocks on the breadboard, as shown in Figure 5-24.
    Use the following as a key to the numbered callouts in Figure 5-24.
    
    
    1. Red wire from LED +V bus
       2–5. Wires from pair of red LEDs
    
    
    
    

6–9. Wires from pair of green LEDs

10. Red wire from battery pack


11. Black wire from on/off switch


12. Red wire from microphone


13. Black wire from microphone
    14 and 17. Wires from right potentiometer lug

15 and 18. Wires from center potentiometer lug

16 and 19. Wires from left potentiometer lug

On/off switch Microphone

Potentiometers

Figure 5-22:

Box with on/

off switch,

potentio-

meters, and

microphone

in place.

110 Part II: Sounding Off!