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Specifications
Sound detection sensor module sound sensor Intelligent vehicle for ArduinoSize:45mm*20mm*10mm(length*width*height)
Main chip:LM393, Electret condenser microphone
Working voltage:DC 3.3-5V
Features:
1,signal output indication
2,single channel signal output
3,the output effective signal is low level
4,when there is sound,outputs low level and the signal light
5,can be used for Acoustic control light , give sound and light alarm working with Photosensitive sensor ,and sound control,sound detect
6, Circuit board output switch quantity
can detect the sound intensity of the surrounding environment,
use Note: This sensor only recognizes the availability of sound (vibration principle) can not identify the size of the sound or the specific frequencies of sound
adjustable sensitivity adjustment digital potentiometer (shown in blue)
Operating voltage 3.3V-5V
output form of digital switch output high and low (0 and 1)
with fixed bolt hole for easy installation
The VCC external 3.3V-5V voltage (directly connected to the 5v microcontroller and 3.3v microcontroller)
DO small board digital output interfaces (0 and 1)
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