Elenco Circuit Maker Sound Plus 200 - Manual (Page 72)

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Project #182
Project #181 Blowing & Shining
Lights
Turn on the slide switch (S1). Blow into the microphone (X1) and you
hear static from the speaker (SP2). The adjustable resistor (RV) setting
and the amount of light on the photoresistor (RP) change the sensitivity.
The red LED (D1) is also controlled by the photoresistor.
Adjustable Blowing
Sound
Set the adjustable resistor (RV) lever to middle position and turn on the
slide switch (S1). Blow on the microphone (X1) and cover/uncover the
photoresistor (RP) to turn the lamps (L4) and LED (D1) on and off.
Move the lever on the adjustable resistor around to adjust the sensitivity.
CM-200_Manual_031914.qxp_CM-200_Manual_031914 4/2/14 12:05 PM Page 72