Grove - Sound sensor Volume sensor

Grove Sound Sensor

• Based on LM358 amplifier and electret microphone
• Detects sound intensity of the environment
• Analog sensor with simple Seeeduino connection

Features

• Improved functionality: LM358 dual operational amplifier
• Wide supply voltage range: 4 V-12 V
• Easy to read out: Analog output, can be integrated into Grove circuits
• Grove Unified Socket: Plug and Play

Description

The Grove Sound Sensor is a simple microphone compatible with Arduino, Raspberry Pi and other microcontrollers. It detects ambient noise and outputs the sound intensity in analog form. The module is based on an LM358 amplifier and an electret microphone, is easy to integrate and is suitable for audio recognition and interactive projects.

Application

• Simple microphone
• Sound/noise detector
• Smart home: sound indicator light
• Sound interactive device

Comparisons

Specification

• Dimensions: 24 mm x 20 mm x 9.8 mm
• Weight: G.W 9g
• Battery: not available
• Operating voltage range: 5V
• Operating current (Vcc=5V): 4~5mA
• Voltage gain (V=6V, f=1kHz): 26 dB
• Microphone sensitivity (1 kHz): 52-48 dB
• Microphone impedance: 2.2 kOhm
• Microphone frequency: 16-20 kHz
• Microphone S/N radio: 54 dB

Parts list

• Grove - Sound sensor: 1