SKU: SEN0232
Gravity: Analog Sound Level Sensor utilizes professional instrument-grade measurement circuitry to deliver high-precision noise monitoring. It features a wide range of 30–130 dBA with a minimal error of ±1.5 dB. With a weighted frequency response of 31.5 Hz to 8.5 kHz and a 125 ms time constant, it ensures reliable data capture. This compact module outputs an easy-to-use 0.6–2.6 V analog signal compatible with most development boards.
Downloadable Resources
1. Example Code for Arduino-Measure Sound Level(dBA)
The article offers a detailed guide on measuring sound level using an Arduino board with Gravity: Analog Sound Level Sensor. It covers necessary hardware and software preparations, wiring diagrams, and sample code to help users accurately capture and calculate sound levels in decibels (dBA).
Reference
This article explores the linear relationship between decibel values and voltage output, providing a conversion formula for user convenience.
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