3825Hz Sine Wave Test Tone - 600 Seconds (10 Minutes)

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600 seconds (10 minutes) test tone of 3825Hz sine wave. Used to test your audio equipment and/or environment at a specific audio frequency.

3825Hz sits within the high-mid part of the audio frequency spectrum.

If you can’t hear anything, there may be an issue with the equipment you’re using to listen to this audio. Not all speakers and/or headphones can reproduce the full frequency spectrum. Please take this into consideration.

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