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  1. Replies
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    And the fun begins!! Got my crossover components...

    And the fun begins!! Got my crossover components so I can see if the network is right. The caps in the high pass are going to be charge coupled so large values x 2 takes up a lot of space. Wish I...
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    Hello It's doable but you will be limited to...

    Hello

    It's doable but you will be limited to about 100hz so you are going to need a subwoofer. Look up the 4716

    Rob :)
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    5 ft apart from the inside cabinet edge to edge...

    5 ft apart from the inside cabinet edge to edge so figure a 10ft. wall?? Don't know but this will help. This has the owners manual and a white paper design brief.
    ...
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    Your welcome! Hello Ed Would I love to talk...

    Your welcome!

    Hello Ed

    Would I love to talk to him about the double blind testing! Especially in how it related to the Array Series. I was really surprised he was not on board, so to speak,...
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    Hello Widget Yes and I had issues with it. I...

    Hello Widget

    Yes and I had issues with it. I don't normally measure that way usually set-up 1-2 meters on the tweeter axis and shoot from there. I was having some significant room issues. Looking...
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    Had to move a speaker into a different room but...

    Had to move a speaker into a different room but finally got a decent measurement on the 2216 in the cabinet and redid the horn as well to start fresh and see where it goes.

    Rob :)
  7. Thread: the 4th!

    by Robh3606
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    HAPPY 4TH!!! Rob :)

    HAPPY 4TH!!!

    Rob :)
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    Greg Timbers Interview

    Was just doing some searches and this popped up. For those who have not seen it I think it's a good read!

    Rob:)

    https://positive-feedback.com/interviews/greg-timbers-jbl/
  9. LOL I am working on it. Got a comp network built...

    LOL I am working on it. Got a comp network built and tested. I hope my terminals come in today forgot I only had 3 need 4 :banghead:

    Took a look at the waterfall plots to see how noisy it is up...
  10. Hello Mitchco I can see why they were well...

    Hello Mitchco

    I can see why they were well received! I am frankly a bit surprised just how well this driver measures considering how inexpensive it is compared to a 2450! They seem to have done a...
  11. So now I went and did it! Got a pair of 2453SL to...

    So now I went and did it! Got a pair of 2453SL to try a driver swap in my basement system. Wow it's one thing to look at pictures but I didn't realize how much smaller they have managed to get the 4"...
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    Wow that is some set-up! Hey whats on the bridge...

    Wow that is some set-up! Hey whats on the bridge deck?? They look really close to the new JBL's!

    Rob:)
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    Really nice score!! One of the venues I go to had...

    Really nice score!! One of the venues I go to had them for years. Always liked them replaced with a modern Vertec system which admittedly does sound better. That could be why they are a bit old...
  14. Thanks for the replies I missed some of this and...

    Thanks for the replies I missed some of this and it is great info!

    Rob:)
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    Probably foam, you can cut to size ...

    Probably foam, you can cut to size

    https://reconingspeakers.com/product/jbl-60398-24402445-damper-pad/

    Rob:)
  16. Large Format Compression Driver Listening Impressions

    Hello

    Curious about others experiences with these drivers. I got a big surprise when I started listening to my 476Mg's that I didn't expect. I have 2435's in my 2 other horn/waveguide systems and...
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    Yes I used to use 1" 2x4' ceiling tiles. I went...

    Yes I used to use 1" 2x4' ceiling tiles. I went to get at my local Home Depot for my current project and they didn't stock them!? So I used non shedding fiberglass batting, not bad to work with at...
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    Hello Ian How are you going to handle CD...

    Hello Ian

    How are you going to handle CD compensation on horns?? Typical canned CD curves in crossovers are usually a compromise at best. Are you going to have provisions so there are more than...
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    Well after another week of :banghead: finally...

    Well after another week of :banghead: finally have the bi-amp set-up dialed in where I am getting closer to what the system is capable of. I thought I had it wrapped but I decided to start all over...
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    Yes seems to work really well. Have had that...

    Yes seems to work really well. Have had that issue with electronics as well appears an issue with any wiper device. Lucky there can be an easy fix.

    Rob:)
  21. Hello Paul I thought you had a muffler box...

    Hello Paul

    I thought you had a muffler box built to help suppress the fan noise. I agree that is too loud. You have a basement under your room??


    Rob:)
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    Great thanks! How long did it take you to get the...

    Great thanks! How long did it take you to get the spray application correct??

    Rob:)
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    Yes it would. You would have the same issues of...

    Yes it would. You would have the same issues of not knowing how much and coming up with a repeatable application technique. Much of the aquaplas applications done on the site were from an former...
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    Hello rwwear Exactly! I certainly don't know....

    Hello rwwear

    Exactly! I certainly don't know. I doubt they do. You need to match the moving mass assuming the rest of the kit is "correct" minus the coating. Even if you did it would be trial and...
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    Gotta love these guys!!! LOL So how much...

    Gotta love these guys!!! LOL

    So how much weight will you be adding???

    Rob:)
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