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34
4x
2x
2x
Build the circuit as shown, and turn on the slide switch
(S1). The four LEDs (D8, D9, D11, & D12) and lamp (L4)
light, and the melody IC (U32) plays tunes. The 3D snaps
allow the blue and color2 LEDs to be rotated to shine in
dierent directions. Dim the room lights for best eects.
You can remove the melody IC or re-arrange any of the
lights if desired.
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Project 13 Tri-Level House