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  1. Thread: Compact monitor

    by John W
    Replies
    171
    Views
    74,290

    Here are some measurements I took a while ago. ...

    Here are some measurements I took a while ago.

    The first is with both the 2206 and the horn together.

    The second is cut off at 200hz for some reason, but includes a small inductor I added to...
  2. Thread: Compact monitor

    by John W
    Replies
    171
    Views
    74,290

    These horns came from the JBL Custom Shop. I...

    These horns came from the JBL Custom Shop. I assume they were one-offs, since they don't have any numbers on them

    The motors are 2450, but the horn has an integral housing that fits over the...
  3. Thread: Compact monitor

    by John W
    Replies
    171
    Views
    74,290

    Your design looks very similar to this pair I...

    Your design looks very similar to this pair I have, but with the newer horn. These were built by the JBL Custom shop and originally installed at the Experience Music Project in Seattle.
    The custom...
  4. Thread: Diy Cabaret

    by John W
    Replies
    18
    Views
    12,874

    I kept the original 4628 crossover frequency for...

    I kept the original 4628 crossover frequency for the 2118/2404. From what I read at the time, it was best to treat the 2119 the same as a 2118.
    It seems like a fairly good range. You gain the...
  5. Replies
    17
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    6,306

    Anyone have any information about this 2450 horn?...

    Anyone have any information about this 2450 horn?

    The horn is thick fiberglass and mounts over the top of a 2450 with the snout removed.

    It is 12 inches and is from a pair of JBL Custom Shop...
  6. Thread: Diy Cabaret

    by John W
    Replies
    18
    Views
    12,874

    Hi, I still listen to these, they are one of my...

    Hi,
    I still listen to these, they are one of my favorites.

    Here is the crossover, and a few rough plots of the response. The measurement was taken with the speakers pointing out the back of the...
  7. Replies
    10
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    3,709

    No, I'm not sure where you can get this trim. ...

    No, I'm not sure where you can get this trim.

    Are the surrounds cracked, on the edges. From the pictures it is hard to tell. If they are just hard and stiff, you may try loosening them up a...
  8. Replies
    10
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    3,709

    Yes, this is definitely a painted LE8. The dust...

    Yes, this is definitely a painted LE8.
    The dust cap is aluminum. You will probably have a hard time finding a good replacement, so I would try and leave it on if you can.
    Do you still have the...
  9. Replies
    5
    Views
    3,586

    Those cabinets certainly have seen better days. ...

    Those cabinets certainly have seen better days.

    Do a search on-line for a program called WinISD. It is fairly easy to use and has built in parameters for the LE14A. You can quickly experiment with...
  10. Replies
    4
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    1,799

    There should be a rubber "O" ring around the...

    There should be a rubber "O" ring around the outside of the wire mesh, in a groove, on the top side of the tweeter.
    Carefully remove the rubber ring with something sharp and pointed. It may be...
  11. Replies
    9
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    3,555

    Not sure exactly what crossover you mean, but I...

    Not sure exactly what crossover you mean, but I replaced the rc1436 opamp on my 5234 crossover with the conversion unit from these guys: http://browndog-adapters.com/ It made a big difference.
  12. Replies
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    10,030

    This add has been up for a long time on...

    This add has been up for a long time on Craigslist in Seattle:
    http://seattle.craigslist.org/see/msg/3934673946.html
    I've contacted the seller in the past about his horns, but don't recall the...
  13. Replies
    13
    Views
    10,440

    Here is another link that has a pdf of the...

    Here is another link that has a pdf of the original crossover schematic: http://www.audioheritage.org/vbulletin/showthread.php?24116-Altec-Crossovers
  14. Replies
    13
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    10,440

    Hi Michael, Welcome! Do you have any pictures...

    Hi Michael,
    Welcome!
    Do you have any pictures of your crossovers? I did a quick search and it looks like the AS101 may be a clone of the Altec Valencia, with an N-809 8A crossover.
    If so, it has...
  15. I have a Mac-Mini with several 1st gen Apple TVs...

    I have a Mac-Mini with several 1st gen Apple TVs (the ones with internal hard drives) in the shop and around the house. The Apple TVs sync up automatically with the main server and I can listen to...
  16. Thread: N3145 cc

    by John W
    Replies
    10
    Views
    2,556

    Yes, one connection from the minus side of your...

    Yes, one connection from the minus side of your power supply to ground.
  17. Thread: N3145 cc

    by John W
    Replies
    10
    Views
    2,556

    You need a separate resistor at each point,...

    You need a separate resistor at each point, otherwise you will be linking all of your caps together at the junction. Signal will flow where you don't want it.
  18. You might try visiting the plumbing dept of your...

    You might try visiting the plumbing dept of your local box store to see if your threads match a standard pipe size. They may have a flange or something that could be re-purposed easier than starting...
  19. Replies
    8
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    2,844

    I had my daughters do some artwork and printed up...

    I had my daughters do some artwork and printed up a few samples.
    The gold color did not work, the ink is translucent and the gold didn't show up on the wood at all. I think there are other printers...
  20. Replies
    8
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    2,844

    It is just an 8.5 x 11 sheet, you need trim...

    It is just an 8.5 x 11 sheet, you need trim around the area you want to apply.
  21. Replies
    8
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    2,844

    I bought a few sheets of print-it-yourself water...

    I bought a few sheets of print-it-yourself water slide decal paper to recreate some lettering on a tube amp. Like this:

    http://www.mcgpaper.com/decals.html

    It worked great.

    I have extra,...
  22. Replies
    17
    Views
    6,588

    I don't have these around any longer to take a...

    I don't have these around any longer to take a picture of.

    The grills were pretty simple, though. Just a simple frame, the minumum depth needed to clear the thickness of the woofers.
  23. Thread: L7 Refinish

    by John W
    Replies
    15
    Views
    6,824

    It's a healthy addiction :)

    It's a healthy addiction :)
  24. Thread: L7 Refinish

    by John W
    Replies
    15
    Views
    6,824

    Thanks, The veneer is 10 mil paper back, cherry...

    Thanks,
    The veneer is 10 mil paper back, cherry and was applied using contact cement.
    After removing the finish and sanding, the previous veneer made a good base for the second layer.
  25. Thread: L7 Refinish

    by John W
    Replies
    15
    Views
    6,824

    So, I ordered some rift sawn cherry veneer from...

    So, I ordered some rift sawn cherry veneer from Oakwood veneer and set about re-veneering the boxes.

    To prep the boxes, I cut a thin groove about 1/16 by 1/16 onthe front to act as a transition...
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