SOUND LEVEL SENSOR

This sensor is designed to measure the loudness of sound. It employs minimal analogue components and relies on digital signal processing (DSP) techniques to achieve very high signal to noise ratio.

Specifications

SpecificationValue
Dual Range Low Range: 40 to 100 dB
High Range: 80 to 130 dB

Illustrative Experiments

Illustrative Experiment

The Sound Level Sensor was used to monitor the sound level in a school’s canteen. The graph shows the sound level over a period before, during and after recess.