25. Octopus Analog Noise Sound Sensor Detection Module

25.1. Introduction

Octopus Analog Noise Sound Sensor Detection Module is particularly sensitive to sound intensity, and it can be used to detect ambient sound level.

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25.2. Characteristics

The 3-pins ports is easy to plug and play.

25.3. Specifications

Item | Parameter :-: | :-: SKU|EF04081 Output Voltage|3.3V-5V Sine Wave|Loud noise brings greater output sine wave

25.4. Outlook and Dimensions

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25.5. Quick to Start

Materials used and connection diagram

Connect to the P1 port

Take sensor:bit for example

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Add Package

Program as the picture shows

  1. Choose the display brick for the micro:bit.

  2. The data of the sound is showing on the micro:bit.

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Reference

Links:https://makecode.microbit.org/_ebfHWPiUA0Tm

ou can also download the links below:

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Result

  • The dB is showing on the micro:bit.

25.6. Relevant Cases

25.7. Technique Files