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Thread: New GPA Altec crossover with 511B horn and 4ohm woofer

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    Hostboard Member MerlinVSM's Avatar
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    Re: New GPA Altec crossover with 511B horn and 4ohm woofer

    I evaluate to use a pair of Acoustic Elegance Dipole 15 inch woofers per side/ dipole speaker, with a Z of 16ohm and wire them in parallell to get 8 ohm and use the GPA Altec crossover.

    The woofer effciency is 90dB per W.

    Any problem here?

    Would any recommend this passive crossover compared to a cheap active Behringer 2496?

    The alternative is to use an active Behringer 2496 crossover, but I am not sure that the sound quality will be good enough (higest high fidelity). Any input here ? Alternative active crossover ?

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    Senior Hostboard Member just me now's Avatar
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    Re: New GPA Altec crossover with 511B horn and 4ohm woofer

    Marchand will build anything for you....

    reports are good, but no experience firsthand here at my home....

    good luck with your adventures!
    .........................
    dave's not hear

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    Senior Hostboard Member GM's Avatar
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    Re: New GPA Altec crossover with 511B horn and 4ohm woofer

    Quote Originally Posted by MerlinVSM View Post
    I evaluate to use a pair of Acoustic Elegance Dipole 15 inch woofers per side/ dipole speaker, with a Z of 16ohm and wire them in parallell to get 8 ohm and use the GPA Altec crossover.

    Would any recommend this passive crossover compared to a cheap active Behringer 2496?
    Oops! Didn?t see this is an old thread.


    This is a better option overall due to the AE?s abysmal efficiency.


    No experience with the 2496, but I seriously doubt it or any other prosound unit is going to qualify for highest fidelity without significant mods.


    No experience AFAIK with high end active XOs, but I?ve heard/read a lot of good reviews of Marchand Electronics products over the decades.


    GM
    Loud is Beautiful if it's Clean! As always though, the usual disclaimers apply to this post's contents.

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    Re: New GPA Altec crossover with 511B horn and 4ohm woofer

    Hmm, in theory you just change out some components, but this assumes that the AE has a similar frequency response to a 416/515 out to at least 1200 Hz, so the N1200-8A may/may not match up to the AE properly.

    Assuming you don?t need 200 W of power handling capability down low, then with each VC being 8 ohms, just use only one and either short the other for max dynamic braking or wire a pot across it to use it to dial in the system Qt.

    GM
    Loud is Beautiful if it's Clean! As always though, the usual disclaimers apply to this post's contents.

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