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    Hi Grumpy I see you are using the new WT2...

    Hi Grumpy

    I see you are using the new WT2 software. If you look in the options pull down, you will find that you can now select the pulse, MLS, noise and chirp real time modes for generating...
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    Hi Steve I happen to have a pair of free...

    Hi Steve

    I happen to have a pair of free floating Heil AMT's so it was pretty easy to generate a fresh curve. The mike was set at 0.5m, with impulse gating wide open (to see LF limits) and 1/10...
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    Hi Keep in mind that to be 'time aligned'...

    Hi

    Keep in mind that to be 'time aligned' the crossover lead (tweeter) and lag (woofer) delay at the crossover point needs to be considered. This changes with crossover topology (1st, 2nd 2rd...
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    Thanks Bo Following what is going on in the...

    Thanks Bo

    Following what is going on in the threads here at LH helps me keep on my toes too. If there is anything else I can help with let me know.

    BTW, the offer still stands for anyone in...
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    Neat trick putting clay in the plastic bag...

    Neat trick putting clay in the plastic bag trick:)

    The new WT software has new option that compares the measured in box electricals (position and magnitude of peaks) to the simulator. When...
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    Hi Richard The jiggling nickel problem arises...

    Hi Richard

    The jiggling nickel problem arises when you have high driver BL causing the cone to accelerate downward faster than gravity can keep the mass firmly attached. Another problem that comes...
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    Hi Richard You are absolutely correct that...

    Hi Richard

    You are absolutely correct that when measuring drivers is concerned, set up and drive levels are very important. Neither of these are however a WT2 'problem' since it is entirely up to...
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    Nice presentations. I also contend that the tonal...

    Nice presentations. I also contend that the tonal balance is also up for interpretation during the mix down, and as such the stated goal of a 'flat' overall response by many audio enthusiasts becomes...
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    Might help if I posted my email address!...

    Might help if I posted my email address!
    klarsondsp@comcast.net
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    Sorry for the small mixup there. If you...

    Sorry for the small mixup there.

    If you guys are interested, I can keep you in the loop with regards to things I am working on for the WT2, ST and WT-Pro. Just send me a personal email.

    An...
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    Hi Ian I know you and a few others have...

    Hi Ian

    I know you and a few others have purchased WT2's from PE, but PE is not our distributor anymore. Either buy directly from us or get the WT2 (its the same box) through MCM where the WT2 is...
  12. Thread: dual ohm d130

    by WTPRO
    Replies
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    3,297

    Hi As an FYI, Smith & Larson Audio (makers of...

    Hi

    As an FYI, Smith & Larson Audio (makers of the original WT and WT2) stopped using PE as our distributor last year and moved over to MCM where the WT2 is known as the "Speaker Measurement...
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    Sticky: Just think of those lucky folks in places like...

    Just think of those lucky folks in places like Minnesota that get to fish year round... 11 months of ice fishing interrupted by 1 month of bad ice fishing! Boston isn't so bad.
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    Sticky: Yeh, cranking up the signal amplitude was really...

    Yeh, cranking up the signal amplitude was really informative for me. it was someone on this board that once mentioned using sawdust on a cabinet wall to also check for resonance's. Another good idea...
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    Sticky: At low levels, many solid objects will work just...

    At low levels, many solid objects will work just fine as a test surface. The way you can tell if you have a problem or not is to examine the phase and impedance curves for anomalies. For myself,...
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    Sticky: If you are wondering about Cms-vs-Drive level,...

    If you are wondering about Cms-vs-Drive level, the WT has a built in test to extract that information.

    http://www.woofertester.com/cms_non_linearity.htm

    Regarding how much of an effect Cms...
  17. Thread: Hot Rod 093TI

    by WTPRO
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    A hint on using the WT2 if you want to measure...

    A hint on using the WT2 if you want to measure the TS of mids and tweets.

    - Without Rem/Xem measurement and modeling, phase will never cross zero. (Got version 2.0 sw?)

    - It looks like you are...
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    When you disconnect the battery the speaker is...

    When you disconnect the battery the speaker is open circuit. This means there is no electrical damping. The remaining damping is mechanical. The overall resonance of the driver and box tuning then...
  19. Hi All This report is a little late, but I...

    Hi All

    This report is a little late, but I did want to add that I too had the opportunity to make way over and hear the Everest. Needless to say, I was quite impressed. I just wish I had more...
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    If things slow down enough today I will try to...

    If things slow down enough today I will try to find the JBL booth and have a look and listen of the Everest. But they dont seem to be listed as JBL. No problem, ... parent company name but I expect...
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    Hi Ron After measuring the driver and vented box...

    Hi Ron
    After measuring the driver and vented box tests, use the 'align vented box' button in the TS window to adjust the simulator to the in-box data. Basically this option iterates the simulator...
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    I do not see any need to pay esoteric prices for...

    I do not see any need to pay esoteric prices for a cable either. The cable and the interconnects do however need to be up to the job. And yes, arguably there can be a predictable and measurable...
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    Yeh, we did pack a lot more stuff into the WT2...

    Yeh, we did pack a lot more stuff into the WT2 compared to the WT1. Hopefully people will like our next products as well and the direction we are taking them. There are some pretty interesting...
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    I should also mention, If you can get your...

    I should also mention,

    If you can get your hands on an acurate Re and the impedance and phase at some frequency substantially higher than Fs you can calculate those Rem/Xem coefficients by hand. ...
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    Hi again Paul Another FWIW, and another...

    Hi again Paul

    Another FWIW, and another something we at S&L do, is measure TS parameters versus power level clean out to Xmax for the WT-Pro. Or WT2 base product will do this as well, but only up...
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