802 Diamond dB Level

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  • BWLover
    Senior Member
    • Jan 2009
    • 552

    802 Diamond dB Level

    Hey people. So I was at a hi-fi shop demoing the 802 Diamonds (as I do a lot haha) and they seem to be able to play loud. Like loud. The sales guy let me be. And when I was done I asked him if I had them to loud, and he laughed and said God no. So what I am wondering is how loud can these things go? Decibel wise. With proper amplification of course. In the store it was powered by a Classé CA-2300.


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  • Freddie40
    Senior Member
    • Jun 2009
    • 152

    #2
    I was playing running with the Devil one day and my Bryston 4BSST2 clipped. It clips at 332 watts That is roughly 110DB. Normally I play at 85 to 90DB

    Dave
    Crystal Clear Music Tweaked Mac Mini / Yosemite -> JRiver 20 -> Ayre QB9DSD -> Bryston BP26DA -> Bryston 4BSST2 -> B&W 802Di | Transparent Reference XLRs, Transparent Super Speaker Cable, Maple Shade USB cable, Crystal Clear Music Power Cords

    Comment

    • PewterTA
      Moderator
      • Nov 2004
      • 2901

      #3
      I've never found out... I crank it on a rare occasion....but normally not crazy. I'll have to whip out the DB meter the next time I feel inclined... I'm wondering how loud I do go.

      I do know that since I got my PS Audio P10 Power Re-generator... I can turn it up higher on the Pre-Amp than I ever used to without feeling the uncomfortableness of it (harshness)... so I'm not exactly sure what that all means. It still "seems" as loud...but just easier to listen to at those levels. As in it doesn't sound like my amp is straining where before maybe it was?!?? I mean I think the Rotel RB-1090 should be able to handle it's own at 384 watts/ch. But who knows...I definitely could use better amplification.
      Digital Audio makes me Happy.
      -Dan

      Comment

      • RebelMan
        Ultra Senior Member
        • Mar 2005
        • 3139

        #4
        They should be (in theory) capable of 117dB @1M each, which is roughly 108dB per pair at a listening position of 4M. I drove a pair of 800D to 107dB (unclipped) at a seated position 12 feet back, but I wasn't "listening" to them when I did it. It was a test and my ears were protected. 90dB is VERY LOUD. If you routinely listen at this level you need to have your hearing checked, you better have your hearing checked.

        During the music program at our church I was curious how loud it was because it would hurt my ears and I would have to wear ear plugs. I clocked it at a steady 92dB! Even my son complains that the children's program is too loud, I give him plugs to wear too, and it wouldn't surprise me if I were the only one. People neglect their ears and that's why deafness is on the rise. Something few people take into consideration when they read critiques. My hearing isn't ruler flat but it's damn close.
        Last edited by RebelMan; 08 October 2013, 12:55 Tuesday.
        "Dream as if you'll live forever. Live as if you'll die today."

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        • PewterTA
          Moderator
          • Nov 2004
          • 2901

          #5
          Just checked last night, my comfort zone is 75. 85 is pretty darn loud for me to stand to listen to. I can turn it up to 90db....but it's pretty loud!!!
          Digital Audio makes me Happy.
          -Dan

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          • Freddie40
            Senior Member
            • Jun 2009
            • 152

            #6
            How Loud and How Long

            How Loud and How Long

            One way that noise can permanently damage your hearing is by a single brief exposure to a high noise level, such as a firecracker going off near your ear. But hearing damage can also occur gradually at much lower levels of noise, if there is enough exposure over time. To protect your hearing, you'll want to limit your exposure to these moderately high noise levels as well, and give your ears a chance to recover after any period of noise exposure.
            For example:

            At 91 decibels, your ears can tolerate up to two hours of exposure.
            At 100 decibels, damage can occur with 15 minutes of exposure.
            At 112 decibels, damage can occur with only one minute of exposure.
            At 140 decibels, immediate nerve damage can occur.
            Crystal Clear Music Tweaked Mac Mini / Yosemite -> JRiver 20 -> Ayre QB9DSD -> Bryston BP26DA -> Bryston 4BSST2 -> B&W 802Di | Transparent Reference XLRs, Transparent Super Speaker Cable, Maple Shade USB cable, Crystal Clear Music Power Cords

            Comment

            • BVLDARI
              Member
              • Dec 2012
              • 58

              #7
              Not sure about db level (but must be over 100 from previous measurements) but I can tell you that the 802D2 run out of steam before the MC452 does.

              Comment

              • Kal Rubinson
                Super Senior Member
                • Mar 2006
                • 2109

                #8
                Originally posted by Freddie40
                At 91 decibels, your ears can tolerate up to two hours of exposure.
                At 100 decibels, damage can occur with 15 minutes of exposure.
                At 112 decibels, damage can occur with only one minute of exposure.
                At 140 decibels, immediate nerve damage can occur.
                Just to be a little pedantic, it is unlikely that there is any immediate nerve damage but, rather, immediate damage to the receptor cells in the inner ear and/or other peripheral structures. Nerves, not likely.
                Kal Rubinson
                _______________________________
                "Music in the Round"
                Senior Contributing Editor, Stereophile
                http://forum.stereophile.com/category/music-round

                Comment

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