Description

LM393 Sound Detection Sensor Module

The Sound Detection Sensor Module is designed to detect ambient sound and changes in sound intensity. It incorporates a microphone, resistors, capacitor, potentiometer, LM393 comparator IC, and power and status LEDs. The module features a single-channel signal output and is compatible with Arduino, allowing easy integration into various projects. When a sound is detected, it outputs a low-level signal with high fidelity, and the signal light activates. This module also provides an analog output voltage that is directly proportional to the intensity of the ambient sound, which is ideal for more sensitive applications.

Features

• Microphone Sensor: Captures sound and provides analog and digital output
• LM393 Comparator IC: Stable signal processing
• Adjustable Sensitivity: Configured through the onboard potentiometer
• Power and Status LED Indicators: Clear visual feedback
• Sound Detection Range: Maximum distance of 0.5 meters
• Compatible with Arduino: Easy integration for a variety of projects

Applications

• Acoustic control lighting
• Sound and light alarms (with Photosensitive sensors)
• Sound-controlled devices
• Hearing aids and audio devices
• Telephones and tape recorders
• Radio and television broadcasting
• Speech recognition systems

Specifications

• Supply Voltage: 3.3V to 5V DC
• Digital Output: Low-level output when sound is detected
• Analog Output: Proportional to sound intensity
• Maximum Detection Range: 0.5 meters

Package Includes

• 1 x LM393 Sound Detection Sensor Module