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IPHONE DECIBEL METER HOW TO
IPHONE DECIBEL METER INSTALL
IPHONE DECIBEL METER MANUAL
IPHONE DECIBEL METER PLUS
IPHONE DECIBEL METER PROFESSIONAL

Low Range - With the internal iOS microphones, this will cover a range of approximately 30 - 100 dBA SPL. Select the appropriate range for your environment as follows: For those devices, which include all iPhones, you will see two gain ranges when you go to the Input Sources page. Most iOS devices allow us to control the input gain of the microphone. Don't worry if you peg the meter, you won't bend the needle. Whatever range is selected, this is the value at the 0dB mark on the meter. Slow will give you a better average reading, while Fast will follow peaks better. Think of this as a "speech" filter.Ĭ weighting rolls off low and high frequencies slightly, think of this a a "music" filter.įlip the switch to choose ANSI Fast or Slow. Just flip the switch to select the filter.Ī weighting rolls off low frequencies fairly steeply, and also rolls off high frequencies. SPL Meter is the one audio app that everyone who works in audio must have on their phone! Not only have we made the best one, but we've priced it so anyone can afford to have it.ĪNSI A and C weighting filters are provided. dB " page to understand what the SPL numbers mean, and why they might be different on different modules. Built on the engine of our more expensive " SPL" app, SPL Meter's filters and decay rates meet or exceed ANSI type 1.

IPHONE DECIBEL METER PROFESSIONAL

SPL Meter is built by the same team that created the other great professional audio and acoustics apps on the store, Studio Six Digital. And this is something that the old analog meters never had! We have also included a small digital LCD display, as shown in the picture, to make this the best SPL meter on the store. Consider buying AudioTools rather than the standalone meter, if you may want more than just an SPL Meter. SPL Meter is included in our premier audio analysis App, AudioTools. the HTC phone ( 1.61 dB(A)) respectively perform best. Using Single-App Mode for Long-Term Noise Monitoring and 90 dB(A) reference conditions the iPhone (1.52 dB(A)) and.Troubleshooting In-App Purchase and Standalone App Issues.Belgium, The Netherlands, and Luxembourg.

LARSA - Loudspeaker And Room System Analyzer.

Step 2: Calibrate compatible headphones/air pods using the "Hearing" program accessible via the Control Center.

IPHONE DECIBEL METER INSTALL

Step 1: Install the "Hearing" program from within the Control Center Settings. Step 2: Calibrate the online sound meter with a professional sound meter.Īnd yet another method is to (assuming you own a recent iPhone): Step 1: Calibrate the headphones with a professional sound meter. Step 3: Calibrate the headphones by changing the volume manually using the NIOSH app as a guide while playing the calibration audio files. Step 2: Using the calibrated NIOSH app as a guide, calibrate the online sound meter above. Step 1: Use an acoustic calibrator and calibrate an iPhone sound meter using the free NIOSH SLM app made by the CDC. Just as an example, one sequence to calibrate both the online sound meter and headphones for hearing testing is as follows ( watch video).

IPHONE DECIBEL METER MANUAL

Headphones Manual Calibration (Use with Caution) Obviously, this method of calibration only works if the sound meter is accurately calibrated first. KeepĪdjusting the volume manually on your device's keyboard or headphone so that it averages around the specified decibel ± 3 dB (do not digitally adjust the volume which should be kept at the maximum setting). Microphone and play the calibration file below. If the sound meter is manually calibrated to perfection, it can also now be used to moreĪccurately calibrate the headphones before starting the hearing test too! Place the headphones over the

IPHONE DECIBEL METER HOW TO

Watch video of how to perform a headphone calibration using a sound meter.

This calibration is saved on yourĬomputer/device as a cookie and would have to be repeated if cookies are deleted and/or browser cache

IPHONE DECIBEL METER PLUS

Sound meter (click the grey bar) using the plus and minus buttons. Or acoustic calibrator, you can manually calibrate the In any given home, the most quiet place to perform a hearing test accurately will be

Red being anything greater than 60 dB.

Orange being loudness level between 50 - 60 dB.

Blue being loudness levels between 40 - 50 dB.

The color of the box provides an idea of how quiet the room is as well: Mainly because the microphone itself is not calibrated with sensitivity/gain widely inconsistent amongĭifferent devices. Present in the room with anything less than 40 dB indicating a very quiet room. The central number provides a rough estimate of the instantaneous loudness level You will be prompted to give permission for the program to access While the cancel button resets everything). To start the sound meter, press the play_arrowplay button (the pausepause button pauses