Скачать или смотреть How much power do your speakers need? | Crutchfield

You'll see all kinds of specs when you shop for speakers, but there's an easy way to determine just how much power they'll need from an amplifier to play at the right volume for your listening position.

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The key to the calculation is the speaker's sensitivity rating, expressed by its measured decibel rating under one watt of power at a distance of one meter. Our expert walks you through how to calculate the power needs of your particular speaker at the distance from which you plan to listen to it.

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