Eric, are you talking about level matching speakers or calibrating to reference or near reference level? They are two very different things and internal test tones are a very bad choice for the second, but ok for the first. I personally want my speakers level matched and want to know where...
Have you read this?
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What you calibrate to depends on what you are using for tones and your personal preference for bass. VE requires you to set your speakers to 75dB and the sub to 85dB to be at reference levels. Avia on the other had requires you to set your speakers and sub to...