Audio Test (Tone generator and power measurement)
Free App
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About Audio Test (Tone generator and power measurement)
The Test is done at many different frequency so to produce the graph of the audio path response.
The purpose of the Test is to compare the audio path gain of a system composed of an amplifier and loudspeaker but you can test also only a loudspeaker or earphone. The phone generate a list of tones(frequencies), the signal is acquired from the microphone and the relative power is calculated for each frequency. Please note that 0dB is an undetermined value so the measures are relative and not absolute values.
The purpose of the Test is to compare the audio path gain of a system composed of an amplifier and loudspeaker but you can test also only a loudspeaker or earphone. The phone generate a list of tones(frequencies), the signal is acquired from the microphone and the relative power is calculated for each frequency. Please note that 0dB is an undetermined value so the measures are relative and not absolute values.
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Free
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Android
4.2+
4.2+
Android app
App History & Updates
What's Changed
Now you can save the test results with SnapShot menu, the App save the SnapShot jpeg picture and the text data in the folder "internal memory/DCIM/AudioTest"
Because of this new feature the App ask permission to Write to the Storage
Now you can save the test results with SnapShot menu, the App save the SnapShot jpeg picture and the text data in the folder "internal memory/DCIM/AudioTest"
Because of this new feature the App ask permission to Write to the Storage
Version update Audio Test (Tone generator and power measurement) was updated to version 2.2
More downloads Audio Test (Tone generator and power measurement) reached 1 000 - 5 000 downloads
Name changed Name changed! AudioTest (Unreleased) now is known as Audio Test (Tone generator and power measurement).
by X####:
Very nice work