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From: Leon on 18 Feb 2010 15:10
On Wed, 17 Feb 2010 20:06:17 -0500, Audio1 <Audio1(a)where.net> wrote:

>Leon(a)nospam.com wrote:
>> I have a situation where I use an EQ into a crossover, into 2 bi-amps for high
>> and low... but also need to run the EQ signal to another amp for full range
>> speakers.
>>
>> The EQ connects to the Xover with 2 XLR cables, and there are no other ins or
>> outs there... I need a junction for another amp...
>>
>> So I'm thinking of making a box to input the XLR cables, "Y" them together
>> inside, and output to 2 or more XLR-m jacks and even 1/4" jacks, a "really
>> useful" connector box.
>>
>> Question: Do I need to "pad" the Y-joined connections together with small
>> resistors, or just short things together directly?
>
>If you leave everything on all the time you can probably just go with
>straight 'Y' cables, or even 'W' cables with three outputs. Careful,
>going from balanced to unbalanced on a whim could cause level shifts,
>hum, motorboating... you may want to unbalance the third split through a
>transformer so the balanced stuff stays balanced.
>
>If you might be running with something turned off at times then you
>might want to pad the 'Y' connections.
>
>'Probably' and 'might,' you'll test carefully of course.
>
>Whirlwind makes a box, with a Whirlwind price,
>http://www.fullcompass.com/product/299276.html
>
>They also make a six-way line splitter with no isolation,
>http://www.fullcompass.com/product/263451.html
>
>You could modify the six way, adding another XLR-F and wiring it up as a
>stereo 1x3.
>
>> Last time I did this kind of work was on Telephone equipment with 600ohm pads. I
>> made the 'pads' myself inside a patch bay.
>
>Telephone tends to be a lot more picky about impedances, a straight 'Y'
>cable will most likely work just fine for your application.

OK I'll just wire it up and see what happens... I can always add some resistance
or a tranny.

Thanks!

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