KY-038 Mini Voice Sound Detection Sensor Module

৳ 130.00

The ky-38 sound sensor is a very basic sound level detector module which features an electric condenser microphone. It is part of  a sensor kit that can be purchased and the main part of the module is an LM393 comparator. There are 2 LEDs on board, one is for power and the other indicates when the sensor reaches a certain value

  • Analog quantity output
  •  AO, real-time microphone voltage signal output
  •  DO, high / low electric level signal output
  • Power supply indicator lamp
  •  Comparator output indicator lamp
  • Threshold rollover electric level output

Package : 1 X KY-038 Mini Voice Sound Detection Sensor Module



int soundPin = A0;
int sensorValue = 0;
void setup ()
Serial.begin (9600);
void loop ()
sensorValue = analogRead (soundPin);
Serial.println (sensorValue, DEC);
delay (1000);

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