Sound Sensor Module – Analog / Digital

The Microphone Sound Sensor Module is designed for detecting and analyzing sound signals in embedded and microcontroller-based systems. The module integrates a microphone with an onboard amplifier circuit to provide stable sound signal amplification. It offers both analog output for real-time audio signal monitoring and digital output triggered by adjustable sound thresholds. Operating at 5V, the module is suitable for Arduino, Raspberry Pi, and other microcontroller platforms. It is commonly used in sound detection systems, voice-activated projects, and environmental noise monitoring applications.

Features

- Microphone-based sound detection sensor

- Onboard amplifier for audio signal conditioning

- Analog output for real-time sound level monitoring

- Digital output triggered by sound threshold

- Adjustable sensitivity via onboard potentiometer

- Integrated comparator circuit for signal switching

- Power status indicator LED

- Compatible with Arduino and microcontroller boards

- Standard pin interface for simple wiring

- Compact PCB design for embedded projects

Specifications

- Sensor Type: Microphone Sound Detection Sensor

- Operating Voltage: 5V DC

- Analog Output: Real-Time Analog Voltage Signal

- Digital Output: TTL High/Low Signal

- Output Channels: AO Analog Output, DO Digital Output

- Signal Processing: Onboard Amplifier and Comparator

- Sensitivity Adjustment: Adjustable via Potentiometer

- Operating Current: ~4–5 mA

- Indicator: Power Status LED

- Interface Pins: VCC, GND, AO, DO

- Module Type: Sound Detection Sensor Module

- Applications: Sound Detection, Voice Activation, Noise Monitoring

Links

- LM393 Datasheet

- Microphone Sound Sensor Module 3D Model

- Microphone Voice Sound Sensor Module Mount

Tutorials

Turn AC bulb ON and OFF using hand clap, audio or sound Arduino