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12. Use your handy mini hacksaw or a utility knife to shape foam blocks
    to fit inside the bottom of the pumpkin.


13. On the side of the plastic pumpkin that will be out of sight, cut holes
    just large enough to allow the shaft of the on/off switch, microphone,
    and record switch to pass through.


14. On the side of the talking pumpkin that will face the silent pumpkin,
    cut a slot just large enough to allow the IR detector to fit through.

LED1 between IC Pin 14 and ground

Resistor R2 between IC Pin 19 and ground

LED2 between resistor R4 and ground

Resistor R4 between +V and an open region of the breadboard

Capacitor C1 and resistor R1 in series between wires to IC Pins 20 and 21

Resistor R3 between capacitor C3 and +V

Capacitor C3 between microphone terminal block and IC Pin 17

Capacitor C2 between IC Pin 19 and ground

Figure 9-22:

Insert

discrete

components

on the

breadboard.

208 Part III: Let There Be Light