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Thread: JBL type s109 Aquarius IV

  1. #11
    Join Date: May 2016

    Location: Milton Keynes

    Posts: 1,404
    I'm Andrew.

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    Quote Originally Posted by struth View Post
    more gold old chap.
    Everyone said that about the wharfedales , these were a real impulse!
    I had gone to collect a pc that Iíd bought for my grandson when I literally bumped into them


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  2. #12
    Join Date: Oct 2016

    Location: Bolton, England

    Posts: 1,310
    I'm Andrew.

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    This link is interesting:
    http://www.lansingheritage.org/html/.../1972-s109.htm

    page 2 might give you a clue how to access the mid/bass driver

  3. #13
    Join Date: May 2016

    Location: Milton Keynes

    Posts: 1,404
    I'm Andrew.

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    well the foam has rotted away, Iím sure there are replacements .
    I also acquired the tuner too.


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  4. #14
    Join Date: May 2016

    Location: Milton Keynes

    Posts: 1,404
    I'm Andrew.

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    Are they ok ?


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  5. #15
    Join Date: May 2016

    Location: Milton Keynes

    Posts: 1,404
    I'm Andrew.

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    Quote Originally Posted by RothwellAudio View Post
    This link is interesting:
    http://www.lansingheritage.org/html/.../1972-s109.htm

    page 2 might give you a clue how to access the mid/bass driver
    Thanks for that Andrew


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  6. #16
    Join Date: Oct 2016

    Location: Bolton, England

    Posts: 1,310
    I'm Andrew.

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    Here's a thread about restoring a pair of the same JBLs:
    http://www.audioheritage.org/vbullet...Rescue-Mission

    Unfortunately, not a lot of detail about the re-foaming process. Maybe walpurgis will have some words of wisdom about that.

  7. #17
    Join Date: May 2016

    Location: Milton Keynes

    Posts: 1,404
    I'm Andrew.

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    Thatís great Andrew cheers, the wife loves them !! Sheís already talking about piano white


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  8. #18
    Join Date: Apr 2012

    Location: Southall, West London

    Posts: 36,232
    I'm Geoff.

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    Quote Originally Posted by andyrlb View Post
    Looks like itís right Geoff, it has a weird diffraction thing in front of it
    So it is. The LE20 is a well known unit. They used them in the famous 'Century' model.

    Here is the piezo tweeter I thought it was. You can see why:


  9. #19
    Join Date: Apr 2012

    Location: Southall, West London

    Posts: 36,232
    I'm Geoff.

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    Quote Originally Posted by RothwellAudio View Post
    Here's a thread about restoring a pair of the same JBLs:
    http://www.audioheritage.org/vbullet...Rescue-Mission

    Unfortunately, not a lot of detail about the re-foaming process. Maybe walpurgis will have some words of wisdom about that.
    Replacement cone surrounds are available. Plenty of guides on the net about doing them. I can advise.

  10. #20
    Join Date: May 2016

    Location: Milton Keynes

    Posts: 1,404
    I'm Andrew.

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    Quote Originally Posted by walpurgis View Post
    Replacement cone surrounds are available. Plenty of guides on the net about doing them. I can advise.
    Hi Andrew, thanks Iíve also read that if the drivers came into jbl for a re-foam only the senior guys could do it


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