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sensor spl checked tonight......

This is a discussion on sensor spl checked tonight...... within the Audio/Video Electronics forums, part of the General Discussion category; got the new termlab sensor system in and set up. i don't know wtf. i lost my placement jig, so ...

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    parrot on the bandwagon 95stroked1500's Avatar
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    sensor spl checked tonight......


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    got the new termlab sensor system in and set up. i don't know wtf. i lost my placement jig, so i had guess the exact placement for the sensor. the best i threw was a 148.4 or .8 (one of those 2) @33hz. i'll tackle deeper into it this weekend. my coils were also good and warm by then.

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    what exactly is this sensor system you installed.What does it do and were does it go ?

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    parrot on the bandwagon 95stroked1500's Avatar
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    the sensor is the new meter system replacing the mic at competitions. from what i have seen so far, peoples numbers are 5 to 7 db less using the sensor than what they would be with the mic. for comparison, idbl_fanatic broke his front windshield with a 149.9 on the sensor. i just have to make sure i am above a 154.2 old mic numbers.

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    is this sensor pricey and what does it connect to a laptop or something

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    SPL NUT!!! idbl_Fanatic's Avatar
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    Quote Originally Posted by 95stroked1500
    the sensor is the new meter system replacing the mic at competitions. from what i have seen so far, peoples numbers are 5 to 7 db less using the sensor than what they would be with the mic. for comparison, idbl_fanatic broke his front windshield with a 149.9 on the sensor. i just have to make sure i am above a 154.2 old mic numbers.

    What kind of set up do you have?


    Need more power? UP YOURS!! with Excessive Amperage!

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    parrot on the bandwagon 95stroked1500's Avatar
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    lucky-
    not too bad, like $640 with shipping to get started. yea, i run it off the laptop.


    idbl-
    the termlab, you know, from ol' wayne harris enterprises. the one he offers on the termpro site.

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    SPL NUT!!! idbl_Fanatic's Avatar
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    Quote Originally Posted by 95stroked1500
    lucky-
    not too bad, like $640 with shipping to get started. yea, i run it off the laptop.


    idbl-
    the termlab, you know, from ol' wayne harris enterprises. the one he offers on the termpro site.

    LMAO, no, I meant your stereo system............


    Need more power? UP YOURS!! with Excessive Amperage!

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    Poor college student Exalted512's Avatar
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    Quote Originally Posted by 95stroked1500
    idbl-
    the termlab, you know, from ol' wayne harris enterprises. the one he offers on the termpro site.
    Quote Originally Posted by idbl_Fanatic
    LMAO, no, I meant your stereo system............
    dont worry 95--i thought he meant the same thing
    -Cody

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    good score... whatcha running?

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    parrot on the bandwagon 95stroked1500's Avatar
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    Quote Originally Posted by idbl_Fanatic
    LMAO, no, I meant your stereo system............
    i wasn't sure which one. i almost posted both, but i thought you might have already known what i was running from my other posts.

    2 treo ssx 15's, 2 autotek mx 5000's. now that my mind has cleared, i did a consistent 145.7, i accidently left my drivers window down (getting hot in the closed up cab) when i did the 148. here's a trick that gained me a half a db or more last night. to better in phase my subs and electrical signals, (2- 2 ch amps) i put, say L ch to coil 1 on sub 1 and the R ch to coil 1 on sub 2. then i took R ch on amp 2 and put it to coil 2 on sub 1 and L ch to coil 2 sub 2. none the less, i don't like that number, even though it is an sql set up. i'll be doing some more fartin' around this weekend.

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    SPL NUT!!! idbl_Fanatic's Avatar
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    Quote Originally Posted by 95stroked1500
    i wasn't sure which one. i almost posted both, but i thought you might have already known what i was running from my other posts.

    2 treo ssx 15's, 2 autotek mx 5000's. now that my mind has cleared, i did a consistent 145.7, i accidently left my drivers window down (getting hot in the closed up cab) when i did the 148. here's a trick that gained me a half a db or more last night. to better in phase my subs and electrical signals, (2- 2 ch amps) i put, say L ch to coil 1 on sub 1 and the R ch to coil 1 on sub 2. then i took R ch on amp 2 and put it to coil 2 on sub 1 and L ch to coil 2 sub 2. none the less, i don't like that number, even though it is an sql set up. i'll be doing some more fartin' around this weekend.
    Or you can just set the gains with a DMM ;)


    Need more power? UP YOURS!! with Excessive Amperage!

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    parrot on the bandwagon 95stroked1500's Avatar
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    Quote Originally Posted by idbl_Fanatic
    Or you can just set the gains with a DMM ;)
    yea, i do that on all amps. L & R running highs if there are seperate gains for the channels, match gains for 2+ amps on subs, etc.. way back when started studying into the deep technical part of audio, i saw where a guy claimed up to a 3 db loss(with the same total power), using a differernt amp for each sub, in a 2 sub, 2 amp system. due to the fact that the speed that the signal travels through the 2 amps, will not come out in perfect phase to the subs. i did so much trying this and that, in so little time, not letting the coils cool, and farting around, i can't give a dead on gain for what i did. i know it was at least .5 db. i'm thinking it was more like 1 +, but i prefer to be conservative when guesstamating. if you ever have the opportunity, give it a try and let me know the results you get.

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