KY-037 Sound Detection Sensor Module

The KY-037 Microphone Sound Sensor Module is designed for detecting sound or audio signals in its environment. It utilizes an electret condenser microphone to capture acoustic variations and converts them into an analog voltage signal that can be processed by microcontrollers or other digital circuits.

This sensor module is commonly used in various applications where sound detection is necessary, including voice-activated devices, sound-activated lighting systems, and audio-responsive projects. It is known for its simplicity and ease of integration into different electronics projects.

This microphone is not recommended for recording audio

Specificatoins of KY-037 Sound Detection Sensor Module:

• Model: KY-037
• Input Voltage: 3.3V ~ 5V
• For sound detection module has two outputs: AO, DO
• The high sensitive microphone and high sensitivity
• With power indicator light
• There is a mounting screw hole 3mm
• Pin Number: 4 Pin
• Size: 35mm x 15mm x 14mm

Features of KY-037 Sound Detection Sensor Module:

• Sound Detection: Detects sound or noise in its environment.
• Adjustable Sensitivity: Includes a potentiometer for customizing sensitivity.
• Analog Output: Provides an analog voltage signal corresponding to detected sound levels.
• Usage Tip:
• Experiment with the sensitivity adjustment to optimize the sensor’s response to the desired sound intensity.
• Implement filtering or thresholding algorithms in your microcontroller code to process the analog signal effectively.
• Caution:
• Handle the sensor module with care to avoid damaging the electret condenser microphone.
• Be mindful of environmental noise and ambient conditions, as they can affect the sensor’s performance.