6 things about Decibel Ultra
1. Decibel Ultra was calibrated with a Class 1 Sound Level Meter and calibrator! From device to device, it may still be fluctuations around a few dB (2-3 dB).
2. Decibel Ultra measure the sound pressure level (SPL) in dB professional frequency weightings: A, B, C, D ,Z (flat) and time weightings: Fast, Slow, Impulse.
3. For example the current iOS devices e.g. iPhone 6 (plus) the internal microphone of an iOS device can not perform any measurement below 30 dB.
4. - Decibel Ultra measures the volume and helps you figure out how big the noise level compared to reference values.
5. Measurements below 40 dB with an external microphone or via the headphone jack supplied line output, are not possible with this current devices.
6. Decibel Ultra is calibrated to standard 94dB at 0776 Vrms / 1000 Hz.
How to setup Decibel Ultra APK:
APK (Android Package Kit) files are the raw files of an Android app. Learn how to install decibel-ultra.apk file on your phone in 4 Simple Steps:
- Download the decibel-ultra.apk to your device using any of the download mirrors.
- Allow 3rd Party (non playstore) apps on your device: Go to Menu » Settings » Security » . Click "Unknown Sources". You will be prompted to allow your browser or file manager to install APKs.
- Locate the decibel-ultra.apk file and click to Install: Read all on-screen prompts and click "Yes" or "No" accordingly.
- After installation, the Decibel Ultra app will appear on the home screen of your device.
Is Decibel Ultra APK Safe?
Yes. We provide some of the safest Apk download mirrors for getting the Decibel Ultra apk.
