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Questions - decibel

Pydub library to find the loudest portion of an audio clip, save from 5 seconds before to 5 seconds after, and print out the max decibels?

I want to take m4a files from iPhones and use Python to find the max-decibel portion of the segment. I then want to trim the clip to start 5 seconds before, and end 5 seconds after the max-decibel poi...
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JapeHarf

python

audio

pydub

m4a

decibel

Votes: 0

Answers: 0

How to determine the voltage range of a microphone output?

I have an analog microphone: PMM-3738-VM1010-R. I want to know what will be the voltage range of the microphone's output at a specific threshold level, let's say 89 dB threshold (different thresholds ...
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Dar

microphone

decibel

Votes: 0

Answers: 0

is this correct way to calculate decibel?

here buffer.data is Uint8List pcm data which mean the range will be 0-255 var data = buffer.data as List<int>; var sum = 0; for(var i = 0; i< data.length;i++){ ...
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Pokaboom

flutter

dart

audio

decibel

Votes: 0

Answers: 0

get db values from .wav file python

I am trying to get db values from .wav file python using this formula: dbs = [20 * np.log10(np.sqrt(np.mean(chunk ** 2))) for chunk in chunks] The issue I am facing is I am getting NaN values in dbs l...
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AncientOne

python

wav

decibel

Votes: 0

Answers: 0

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