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  1. Replies
    16
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    11,159

    Got an automatic e-mail saying that the thread...

    Got an automatic e-mail saying that the thread was activated. I'm still alive but haven't posted in ages.
    Still using Cloverdale and it still works. Recognize a lot of names around here and good to...
  2. Hi Paul, its good that you search the archives...

    Hi Paul, its good that you search the archives because the subject kinda got used up. You can only say so much about a Butterworth crossover. Its unfortunate also that Zilch passed away around that...
  3. Hi Peter, long time no see. Hope all has been...

    Hi Peter, long time no see. Hope all has been well. Did you finish your 9846 project?
    We have been away all summer and back home now. The Altec board seems to think that I died. LOL

    To quote...
  4. Altecman, sorry for not replying to your...

    Altecman, sorry for not replying to your question.
    We are away on Summer holiday with little computer time.
    Hopefully others can chime in for now.
    Good luck with the project.......................
  5. Hello again Altecman, I would make it removable...

    Hello again Altecman, I would make it removable at first to make sure everything
    is working out OK. There is a chance that the added weight sticking out may make
    the speaker tip over. I'm sure you...
  6. The wood thickness is all 3/4 inch except the...

    The wood thickness is all 3/4 inch except the cover as shown.
    I believe these pics came from member 'arawak1969'
    who should get proper credit for them.......
  7. Hello Altecman. I found the attached picture in...

    Hello Altecman. I found the attached picture in my files. Hope it helps.
    If you can search my posts here and at the Altec Users Board, there is a
    lot of info about the 9846 over the years....
  8. Replies
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    6,364

    54336The 9846 used the 30904 attenuator equalizer...

    54336The 9846 used the 30904 attenuator equalizer network as shown in the diagram.
    The 9846B used the 30923 with the amp.
    Your serial numbers mean (Manufacturer number) (year) (week of manufacture)...
  9. Replies
    25
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    34,718

    Interesting, thanks Earl. The only way I can...

    Interesting, thanks Earl. The only way I can calculate a 2.7mh coil to work
    is if matched with a 21 uf cap, which raises the crossover point to 650hz.
    I think the mystery still continues with this...
  10. Replies
    25
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    34,718

    Hey Gang, was it finally confirmed that the 8B...

    Hey Gang, was it finally confirmed that the 8B was a combination
    of the 8A and the 30904 as in the preliminary diagram?
    I only have an 8A here and the equalizers.




    :)47253
  11. Replies
    19
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    18,114

    Their were 5 versions of the 846B according to...

    Their were 5 versions of the 846B according to the reference page.

    http://www.lansingheritage.org/images/altec/reference/1975-drivers/page06.jpg

    You will have to dig deeper inside to find out...
  12. Replies
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    11,867

    [quote=tromprof;285886]Sounds like if I get...

    [quote=tromprof;285886]Sounds like if I get them................

    Let us know if you get them or not.............................





    :)
  13. Thread: Adcom GFA 2535

    by Art J.
    Replies
    14
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    26,237

    Hi gang, haven't been active with the hobby but...

    Hi gang, haven't been active with the hobby but the Adcom is still
    in service with almost daily use for 5 years. With a TV in between,
    it made a great instant home theater. It was "set and forget"...
  14. Replies
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    16,314

    Nice thread going here. We got to see him at the...

    Nice thread going here. We got to see him at the Litchfield Jazz Fest in 2006 jamming with an
    amazing collection of fine musicians including Renee Rosnes. (Pics below).
    Not to take away from...
  15. Replies
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    10,154

    *************** when I took these apart I found...

    ***************
    when I took these apart I found I had a 808-8a driver instead of a 802-8D. They both use tha same diaphram( 34726 symbiotik). Does it matter that I have different drivers and what is...
  16. Replies
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    "I have a 9846-8a and want to know if terminal 2...

    "I have a 9846-8a and want to know if terminal 2 is pos and terminal 1 is neg(on the horn). I also have a attenuator(30904) but the info says it should be a 30923. which is the right one? no one...
  17. Thread: Altec 9844-8B

    by Art J.
    Replies
    327
    Views
    366,642

    > I intend to do the cascade mod next week. I...

    > I intend to do the cascade mod next week. I understand how feeding the input of C1 from the output of C2 adds delay, but I'm not clear on why that is required -- I think it's because C2's value is...
  18. Thread: Altec 9844-8B

    by Art J.
    Replies
    327
    Views
    366,642

    Hello gang, that is a great looking crossover for...

    Hello gang, that is a great looking crossover for sure.
    It seems that phasing problems bother you as much as
    they bother me.
    Adding a tweeter causes chronic phasing problems anyway
    but you could...
  19. Thread: My new Malibu's

    by Art J.
    Replies
    15
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    17,397

    I should be more subtle with my humor. Dave,...

    I should be more subtle with my humor.

    Dave,
    There is the smaller Altec 9844 to consider with a 2"X10" port
    if you want an old school center channel.
    ...
  20. Thread: My new Malibu's

    by Art J.
    Replies
    15
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    17,397

    "why did they do it this way?" It seems a whole...

    "why did they do it this way?" It seems a whole lot easier to put a couple of rectangular/round ports next to the horn but here they have complicated the horn mounting and cabinet construction...
  21. Thread: My new Malibu's

    by Art J.
    Replies
    15
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    17,397

    Thanks Dave, I gather from your picture and this...

    Thanks Dave, I gather from your picture and this detail
    that the whole top of the horn is suspended in air and is
    part of the port, along with the sides.
    I can see that it will be difficult to...
  22. Thread: My new Malibu's

    by Art J.
    Replies
    15
    Views
    17,397

    Hello Dave. Really nice. Congrats. If you still...

    Hello Dave. Really nice. Congrats.
    If you still have them open, can you measure
    the port openings on either side of the horn?
    I have never been able to determine it from the plans.

    I built an...
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    Very good Robin, I wouldn't pay that much either....

    Very good Robin, I wouldn't pay that much either.
    I found my Empires at a garage sale years ago, real cheap.
    That's the way to find these old things. Makes them a lot more fun.
    Its great you...
  24. Replies
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    Do they really sound decent? Yes they do....

    Do they really sound decent?

    Yes they do. They did best here in the smaller room placed just out from the corners.
    They really came alive then. Before that, I had them in the living room, either...
  25. Replies
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    You must mean the Empire Grenedier I have a...

    You must mean the Empire Grenedier

    I have a set in my downstairs Bar.
    The longer you spend there, the better they sound.
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