App Freshness



N9 Technologies LLC
Audio Test Tones – Professional
Post Date:
2016-10-26 15:22:25

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Professional Audio Test Tones for testing your Audio Systems Equipment. Test speaker frequency ranges to specifications.

All Tones are Lossless WAV Format, 1 semitone files.

Tones include:
Sine Waves: 50Hz, 100Hz, 200Hz, 440Hz, 800Hz, 1kHz, 2kHz, 4kHz, 8kHz, 10kHz, 15kHz, 20kHz.

Square Waves: 50Hz, 100Hz, 200Hz, 440Hz, 800Hz, 1kHz, 2kHz, 4kHz, 8kHz, 10kHz, 15kHz, 20kHz.

Sweeps: (Loopable)
20Hz-10kHz, 20Hz-20kHz
50Hz-10kHz, 50Hz-20kHz
80Hz-10kHz, 80Hz-20kHz

Noise Generators:
White Noise
Pink Noise
Brown Noise

These are Professional Audio Test Tones to be used with a connected Audio System. These test tones are NOT intended to be used through the device’s internal speakers nor through headphones. Use only with your iPhone or iTouch when connected via the speaker connection jack or an authorized dock. Some of these tones may not be audible to each individuals hearing range.”

2010 N9 Technologies LLC


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  • Audio Test Tones – Professional Screenshot

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