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horn ohmage

  1. Alfmonster

    JBL 4530 cabinet

    Hi AK! Although I’ve seen the 4530 cabinets around - can someone explain how the top mounted horn works in conjunction with the 15” woofer? I often see some sort of crossover mounted on top next the horn. How are all these things secured? Is there a particular measurement for the horn to...
    • Alfmonster
    • Thread
    • horn ohmage jbl 4530 jbl cabinets jbl d130 jbl horn jbl woofer speaker cabinet
    • Replies: 23
    • Forum: Speakers
  2. sean sweeney

    X-over schemo for 604(a) 20 ohm etc.

    I'm Sean, in St Louis (even if it says Michael, as I grew up with hundreds of them). I am a local tech and do all sorts of stuff here... but I'm currently reconing a single 604 (a), the later one with the grey crackle-coat and Yellowish/Blue-greyish label, with no (b), but looking pretty much...
    • sean sweeney
    • Thread
    • 40's 604a apartment cabinet plans crossover duplex horn ohmage split level sublet
    • Replies: 4
    • Forum: The Lansing Legacy
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