Elenco Deluxe Snap Rover&reg - Manual (Page 26)

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Project #27 Quick-Slow Blinker
Project #26
OBJECTIVE: To make cute sounds and flash lights.
Quad Red Blinker
Build the circuit and turn on the right slide swtich
(S1). The red lights in the Rover body are blinking
and a tone is heard. Use the knobs on the sound &
recording IC (U9) to adjust the blink rate and tone.
Turn on the left slide switch to shut off the sound.
OBJECTIVE: To make cute sounds and flash lights.
Build the circuit and turn on the right slide swtich
(S1). Lights in the Rover body are blinking and a
tone is heard. Use the lower knob on the sound &
recording IC (U9) to adjust the blink rate and tone.
Turn on the left slide switch to slow down the blink
rate by adding a much larger capacitor to the circuit.
R
O
VER REAR
R
O
VER REAR