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Attach wires from the LED, battery pack snap, on/off switch, and potentiometer to the terminal blocks, as shown in Figure 9-14. ...
Attach the battery snap connector to the battery pack and place the breadboard in the pumpkin. Because this pumpkin probably w ...
If the hole for the LED socket is small enough that the socket fits tightly, this “press fit” will hold it in place; if the sock ...
Figure 9-15: The silent pumpkin with the electronics installed. Ground LED lead Red battery lead On/off switch lead +V LED lead ...
Figure 9-17: Silent pumpkin with LED socket installed. Figure 9-16: Silent pumpkin with switch and potenti- ometer installed. 20 ...
Making a talking pumpkin ................................................................. This is the mouthpiece of the pumpkin ...
In this figure, seven shorter wires connect components to ground bus (marked with a – on this breadboard); the long wire on the ...
Connect two 10" wires (any color works) to the record switch and solder them, as shown in Figure 9-25. Attach the wires from th ...
Use your handy mini hacksaw or a utility knife to shape foam blocks to fit inside the bottom of the pumpkin. On the side of the ...
Place the breadboard and speaker on the foam. Then slip the on/off switch, microphone, and IR detector through the holes you cu ...
Figure 9-25: Wires soldered to the microphone, IR detector, and record switch. +V pin, use red wire Ground pin, use black wire + ...
Trying It Out.................................................................................................. Those trick-or-t ...
Place the talking pumpkin on one side of your entryway (just inside, or safely out of the rain because these are not waterproof ...
Figure 9-30: The talking pumpkin, all put together. Figure 9-29: Switches and microphone mounted on pumpkin. Chapter 9: Scary Pu ...
Here the obvious things to check out if you’re having a problem: All the batteries are fresh, are tight in the battery pack, an ...
Chapter 10 Dancing Dolphins In This Chapter Taking a peek at the schematic Checking off the parts list Breadboarding the dolp ...
Here’s the big picture of the dancing dolphin project: Put together an electronic circuit to control the timing of the light di ...
1 2 7 8 4 1 3 6 7 8 4 5 2 R1 6V C 2 C1IC 1 IC 2 15 13 14 16 3 10 TO LED ARRAY 5 TO LED ARRAY 4 TO LED ARRAY 3 TO LED ARRAY 2 TO ...
Getting in the swim: Exploring the dolphin circuit ........................ To make your dolphin shapes light up in sequence, yo ...
Setting up the light show................................................................... The circuit won’t mean a thing if y ...
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