General SPL General discussion of Sound Pressure Level topics.

need help badly! and quick

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Old 04-03-2009, 12:11 AM
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need help badly! and quick

ok, did some testing today with my redesigned no-wall box. started with no angles in the box and no port lenght(just the 5.5" thick baffle)

tuning-57hz, 152.06db

added one angle behind the subs,

tuning-58hz, 151.8db......(i think i raised my box rise, didnt test though"

added small round in corner nearest the vent,

tuning-58hz, 151.9db

it seems frikkin loud, the spectrum analizer on the tl is readin the freq accurately, BUT the scale showing the db level says its near 157??????

does anyone think my meter is fuggered?
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Old 04-03-2009, 12:51 AM
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just one of the lines near 157 or all 3?

what levels exactly is each line reaching?
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Old 04-03-2009, 01:05 AM
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the first says 55, the next says 57 and the next says 56
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Old 04-03-2009, 01:13 AM
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seems that your score should be around 156 then. if you guys werent so far i'd come by with my meter tomorrow.
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Old 04-03-2009, 01:16 AM
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strange, the leaderboard says 151.?? you should just come up anyway! i could pay for gas!!!
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Old 04-03-2009, 06:27 AM
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Originally Posted by bart pyle
strange, the leaderboard says 151.?? you should just come up anyway! i could pay for gas!!!
hmm maybe, pm me your address or whatever.
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Old 04-03-2009, 06:49 AM
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Originally Posted by Mat-Romain
damn, if i didnt have to work id swing by....maybe a few early mornin burps before the show on my metre?
i may end up wanting to follow you down to the show anyway! id like to figure this out before then though, this really bothers me thinkin my meter is outa whack or i just suck and need to work harder lol
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Old 04-03-2009, 08:46 AM
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bart try replacing the sensor cable
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