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  1. Replies
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    Different mic, different mic technique, a...

    Different mic, different mic technique, a different system, and of course the largest variable, different rooms... of course they sound different.

    I agree that during these times this is sort of...
  2. I believe you will need a small anechoic chamber...

    I believe you will need a small anechoic chamber and a test setup with calibration curve to hand dial in the installation... this is how I have seen HF diaphragm installation/verification at both JBL...
  3. Welcome to the Lansing Forum. Apologies for the...

    Welcome to the Lansing Forum. Apologies for the delay in getting you on board.

    Two things:

    1. Due to the design of this tweeter and the precision required in its assembly, I wouldn’t attempt to...
  4. Cool! Thanks for sharing your work. Widget

    Cool!

    Thanks for sharing your work.


    Widget
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    I have never reconed any woofers, but I imagine...

    I have never reconed any woofers, but I imagine the 18" woofers are a bit trickier than the 10-12" jobs... the 18s are also quite precious, though these days all vintage JBLs are becoming more and...
  6. Hi pos, I just re-read your thread from 2011. ...

    Hi pos, I just re-read your thread from 2011.

    http://www.audioheritage.org/vbulletin/showthread.php?31247-2450SL-vs-2452SL

    I find the subjective differences between the various drivers very...
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    On the topic of alcohol as a solvent, the type of...

    On the topic of alcohol as a solvent, the type of alcohol also matters. The 70% and 91% alcohols that you get at the drugstore are both isopropyl alcohol. Denatured alcohol which is 95% ethanol is a...
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    I think a lot of people on this forum would...

    I think a lot of people on this forum would agree. The extremely dynamic speakers from Altec, JBL, and even Klipsch are exciting to listen to and can sound more like music than a clinically accurate...
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    Sounds like a good plan. Good luck with...

    Sounds like a good plan. Good luck with shipping... please do keep us posted.
    I have a similar project in mind, but have no time line yet.


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    Amazing! Glad it is working out so well... wish I...

    Amazing! Glad it is working out so well... wish I could give them a listen. Unfortunately I WILL NOT be boarding an airplane in the foreseeable future.


    Widget
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    Since the 2403 is really designed to be crossed...

    Since the 2403 is really designed to be crossed over at 5KHz or higher, that limits things significantly. If you want to stay with JBL, I'd suggest the LE8T or the slightly more modern ferrite...
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    I don't know if your favorite pcbs are still...

    I don't know if your favorite pcbs are still available, but Radio Shack still has an on-line store and you can get many of their products.

    https://www.radioshack.com

    Recently I needed a...
  13. The M2 is also a great speaker. In its stock...

    The M2 is also a great speaker. In its stock enclosure it isn’t beautiful and the electronics requirements are rather limiting, but if you can get past those two issues it is a real contender. I...
  14. No arguments here... many have spent more to only...

    No arguments here... many have spent more to only end up with far less.

    DIY can be very rewarding, but quite costly at the same time. Costly in terms of both time and money!


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    Have you tried a

    Have you tried a <1/2" near field measurement of the cone and a port measurement?


    Widget
  16. Smooth without edge or any honkiness. Widget

    Smooth without edge or any honkiness.


    Widget
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    Would you mind posting a photo or two here? I...

    Would you mind posting a photo or two here? I can't seem to access your link.

    http://www.audioheritage.org/vbulletin/showthread.php?817-How-to-Add-Images-and-Attachements-to-Posts


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  18. Thread: the 4th!

    by Mr. Widget
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    Really... 244 years? It seems like only yesterday...

    Really... 244 years? It seems like only yesterday that we were celebrating King George's birthday. :D

    Happy 4th America!



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  19. +1 I rarely say this, but I agree with EVERY...

    +1

    I rarely say this, but I agree with EVERY word you posted.


    Widget
  20. I am also a 1400 Array fan. The imaging and...

    I am also a 1400 Array fan. The imaging and voicing are both excellent. The bass extension is quite adequate, not the last word in deep bass, but quite good. As Barry said, the weakest thing about...
  21. +1 Hurry up already! :D Widget

    +1

    Hurry up already! :D


    Widget
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    Some sure do. Iíve wondered about this too....

    Some sure do.

    Iíve wondered about this too. Regardless of where it has ended up, I am glad to see so much of this equipment is still in use and being enjoyed.

    Or, you could have bought a brand...
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    What a glorious analog system! Thanks for...

    What a glorious analog system!
    Thanks for sharing!


    Widget
  24. This is a JBL legacy weirdness. All JBL LE85s are...

    This is a JBL legacy weirdness. All JBL LE85s are 16 ohm drivers if they still have their original diaphragms... do not believe the printed foilcal. JBL started labeling a number of their legacy 16...
  25. I have owned LE85s (2420s) and used them in a...

    I have owned LE85s (2420s) and used them in a number of systems over the years. My LE85s had been sent back to JBL and been refurbished by them... You used to be able to do that. :banghead: I make...
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