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  1. Replies
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    Nice! E110s? I have understood this combination...

    Nice! E110s? I have understood this combination is excellent.

    My test system (with the E145's as bottoms) is set up with an Altec model 14 horn/driver and crossover in an open baffle with a...
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    5,591

    Thanks! No, I don't want to take them lower. ...

    Thanks! No, I don't want to take them lower. Was your cabinet design just the standard JBL 4.0 cu.ft. and ports or something you designed?
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    Optimal cabinet design for E145 drivers

    Hello!

    I have a pair of E145 drivers that I am running in my mocked up test system as the bottoms using an active crossover at 350hz. They are installed in a pair of old Cerwin-Vega cabs to just...
  4. Thread: Port length

    by buzz_cdn
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    2,070

    Thanks very much. I had been thinking the the...

    Thanks very much. I had been thinking the the bell mouth would just eliminate noise. Of course it has to do with how freely the air flows. Given that the JBL design has some proven history behind it...
  5. Thread: Port length

    by buzz_cdn
    Replies
    3
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    2,070

    Port length

    I am planning a project and the JBL design (#6 in the pro enclosure guide) calls for two 4" ID x 6.5" lg port tubes. If I use outside flared ports would I measure the 6.5" from where the curve of the...
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    Tuning

    Thanks for the comments.

    The woofer is not one of the famous cast frame types so I have not been able to find any postings for its T/S values based on the number on the back of the woofer. This...
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    New cabinets for Altec Model 5 woofers

    Some time ago I had gotten a pair of Altec Model 5 cabinets for $5 with a little water damage and the foam degrading on the alnico woofers. Accepting the 70's vintage (warmer tone than new stuff), I...
  8. Thread: Altec 1218A

    by buzz_cdn
    Replies
    0
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    3,079

    Altec 1218A

    Hello,

    I've just aquired a pair of ALTEC 1218A musical instrument speakers. The specs say they are rated for 50 continuous power with the HF setting at '0' or 100 watts with it set at '6'.

    I...
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    Water and particle board don't mix

    Thanks for the replies.

    Lot's of good suggestions.

    I'm going to look for the woofer specs when I open it up and get some model info and check out Boxplot. That sounds fun.

    In any case I...
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    7,889

    Rebuild Altec Model 5 cabinets

    I'm a recent convert to vintage JBL and Altec Lansing gear and would appreciate some advice.

    I've just picked up a pair of Altec Lansing Model 5's (my first Altec stuff) for $20cdn and the...
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