LM393 Sound Detection Sensor Module – Black

LM393 Sound Detection Sensor Module for Arduino detects whether the sound has exceeded a threshold value. The sound is detected via a microphone and fed into an LM393 op-amp.

The sound level setpoint is set via an onboard potentiometer. When the sound level exceeds the setpoint, an LED on the module is illuminated and the output is sent low.

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Note: This sensor only recognizes the availability of sound cannot identify the size of the sound or the specific frequencies of sound.

Features :

1. Signal output indication.
2. The output is digital.
3. Single-channel signal output.
4. With the retaining bolt hole, convenient installation.
5. Output low level and the signal light when there is sound.

Package Includes :

1 x LM393 Sound Detection Sensor Module.

How to use?