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    https://www.stereo.net.au/news/jbl-delivers-indust...

    https://www.stereo.net.au/news/jbl-delivers-industry-leading-acoustics-with-hdi-series-loudspeaker-range
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    No they have announced a new range here in...

    No they have announced a new range here in Australia.
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    Well of course you’d post that. The only...

    Well of course you’d post that. The only stressful thing to be avoided is watching your very unpresidential live CNN updates at that hour.

    You might have been drunk when you posted.
    How else...
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    Yes, a Pass Labs Pearl 2, jfet passive riaa 60 dB...

    Yes, a Pass Labs Pearl 2, jfet passive riaa 60 dB of gain. For such a simple design it’s impressive.

    When things get back to normal l will get something with dual inputs so l can run a second TT...
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    Here the new VPI Prime set up at last. I am...

    Here the new VPI Prime set up at last.

    I am really enjoying what this TT and cartridge (Kesiki Purple Heart) can do with any album.

    It’s early days while try different cartridge loadings but...
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    Consider a steep 18 dB crossover. If you follow...

    Consider a steep 18 dB crossover.
    If you follow other AMT users applications you should be fine.

    As always there are compromises and there is no one perfect answer.

    For example if you want to...
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    Unless you can measure the voltage drive of the...

    Unless you can measure the voltage drive of the help woofer with a stock 4435 network and create a customised active low pass filter your going to find it difficult to get a tri-amp scenario close...
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    Hi Rob, Have you considered a larger...

    Hi Rob,

    Have you considered a larger enclosure?

    The 4700 enclosure volume was probably a marketing limit on the size.

    I recall when I looked at it the 150+ Litres delivered more low end...
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    Hi Rob, Interesting. My 2216 woofers are yet...

    Hi Rob,

    Interesting. My 2216 woofers are yet too be put to work.
  10. Get a trolly board with heavy duty casters.

    Get a trolly board with heavy duty casters.
  11. Here are some guidelines for matching the...

    Here are some guidelines for matching the crossover characteristics to jbl systems using your drivers in a 4 way monitor.

    These characteristics are set for the driver locations on the baffle and...
  12. Ditto

    Ditto
  13. What are you trying to achieve exactly? If you...

    What are you trying to achieve exactly?

    If you feel this system is not to your expectations please elaborate?
  14. Thank you for posting your data. You raise...

    Thank you for posting your data.

    You raise from good points about testing of these drivers and when to rely on DATSV3 data?

    The question then is how and when can the DATSv3 be reliably used?...
  15. Hi Earl, I was re reading this thread before...

    Hi Earl,

    I was re reading this thread before my last post.

    This is a person who has come here for help and it’s only his third post.

    Most LHS member were helpful and considerate with their...
  16. Well thats right. Mind you they work all the...

    Well thats right.

    Mind you they work all the same.

    I will model the parameters once I do the Vas in a test enclosure.

    Ian
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    You’ve published the idea already! I...

    You’ve published the idea already!

    I personally think it would be an improvement on any blue baffle system with retro fitted 075’s based my experience. 😱.

    Did you demo them to me last Jan? My...
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    Send a pair to Kenji @ KenRick Sound I or...

    Send a pair to Kenji @ KenRick Sound

    I or someone could do some off axis measurements with REW and you have yourself a nice aftermarket accessory for $150 a pair in Cute Shoe box
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    Hi Todd, Cool, They look the part. Why...

    Hi Todd,

    Cool,

    They look the part.

    Why not place them in the market place ? You might get demand from elsewhere.

    Does the kit include information on an optimised crossover network?
  20. My DATSv3 arrived and l have started some testing...

    My DATSv3 arrived and l have started some testing on several Jbl drivers. I am using a Windows Lap top and it installed without a hitch. There are to calibration routines. That is fool proof that...
  21. Its really quite simple. The 2226 is a front...

    Its really quite simple.

    The 2226 is a front of house sound reinforcement driver 97 dB, 30-2500 range, Fs 40 hertz, aluminium voice coil, mms 90 grams, 1.6 inch P - P excursion before damage....
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    For anyone reading this thread l can confirm...

    For anyone reading this thread l can confirm from my DATSv3 measurements the issue with the data is a user error.

    When setting up the VAS measurements the piston diameter must be measured...
  23. A no compromise design by Drew Daniels. ...

    A no compromise design by Drew Daniels.

    http://www.audioheritage.org/html/perspectives/drews-clues/audiophile.htm

    http://www.audioheritage.org/html/perspectives/drews-clues/8-sub-notes.html
  24. When you’ve built up a dual 2226 based system...

    When you’ve built up a dual 2226 based system like Robert had and then compared both systems in a 10.5 x 21 ft room let us know....Lol
  25. Hi Robert, I have been looking at some of your...

    Hi Robert,

    I have been looking at some of your earlier threads and posts.

    Getting back to your question a pair of 2226 a side is one very potent mid bass system with very sensitivity of over...
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