by Brendan Silva
Version 2 (March 20, 2025)
Download (5 downloads)
This flowchart uses a web dialog box to draw a simple decibel meter from the audio measurements obtained by Automate. This is a toy. If you need a fast and accurate meter, your best option is to look for a dedicated app.
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Android security restrictions do not allow a file on the device's internal storage to be loaded via JavaScript without a local server running. So I used a workaround to make the page refresh, while the HTML file was being rewritten by a fork.
⚠️ The problem is that these events are asynchronous, which can cause the page to fail to load due to a read/write conflict. When this happens, simply pressing OK will reload the page.
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Tags: acoustic, af21, analysis, audio, calibration, control, convert, db, decibel, design, detect, device, diagnostic, dialog, display, diy, dosimeter, environment, equipment, experiment, exposure, frequency, gadget, hearing, html, indicator, intensity, javascript, level, loud, loudness, measurement, measures, meter, mic, microphone, monitoring, noise, scale, sensor, signal, sound, testing, tool, toy, visualization, waves, web, workaround
𝑏𝑦 𝐵𝑟𝑒𝑛𝑑𝑎𝑛 𝑆𝑖𝑙𝑣𝑎
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