Noise Pollution App | Sound Meter App MIT App Inventor | Sound Level | Noise Sensor MIT App Inventor
44Hello friends,
In this tutorial, I am teaching you how to make a noise pollution app using a sound pressure level extension and a slider.
Written Tutorial here:
https://obsidiansofteducation.blogspot.com/p/noise-pollution-app.html
Sound Pressure Level Extension:
https://gldias.github.io/extensions/SoundPressureLevel/SoundPressureLevel.html
Optional Screen Background:
https://wallpaperaccess.com/vertical-black
Noise Level Chart:
https://www.electronicshub.org/noise-level-decibels-chart/
You can also download the aia file for the project from here:
https://obsidiansofteducation.blogspot.com/p/mit-app-inventor-projects.html
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Take Quiz App linked to custom CloudDB:
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Login/Sign up Screen App with Duplicate User check:
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Special Thanks to Filmora for Intro Music
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For questions: contact me at obsidiansoftc@gmail.com
Chapters:
00:00 Introduction - Sound Meter App
01:16 Download Sound Pressure Level Extension - Sound Meter App
01:27 New Project - Sound Meter App
01:34 Screen Design - Sound Meter App
04:59 Blocks Section - Sound Sensor App
05:15 Audio Permission in MIT App Inventor - Sound Level App
05:40 Why aWeightedDecibels - Sound Meter App
05:55 Sound Pressure Level Updated Event - Sound Meter App
07:42 Noise Level Chart - Sound Meter App
08:02 Update Screen Procedure - Sound Meter App
08:13 Adding inputs to Procedure in MIT App Inventor - Sound Meter App
09:56 If-Else if-Else Statement in MIT App Inventor - Sound Meter App
16:30 Issue Resolution - Sound Meter App