[SML] DMX cable 2-into-1

[Joe Golden]

IIRC the 2 universe version uses separate ground wires, but the other ones
do not and I have heard on another site that it can give you intermittent
issues.

HTH

Joe

On 12/10/14, 10:41 AM, "Sean McCarthy via Stagecraft"
<stagecraft at theatrical.net> wrote:

>Also, to add to the discussion....how would this product be the
>same/different?
>
>
>http://www.tmb.com/products/82-sneak-snake
>
>On Wed, Dec 10, 2014 at 9:56 AM, Sean McCarthy <seanrmccarthy at gmail.com>
>wrote:
>> Is that concern still the same if the DMX generator (the console in
>> this case) is sending both universes?
>>
>> As in, "tail A" is in 1-512 and "tail B" is in 513-1024, etc?
>>
>> On Tue, Dec 9, 2014 at 4:42 PM, David Fox via Stagecraft
>> <stagecraft at theatrical.net> wrote:
>>>
>>> Any type of DMX 2-fer makes me really twitchy because each universe
>>>should have its own data common line and you can't do that with a 5 pin
>>>XLR.
>>>
>>> Using a single 5 wire cable with a shared wire to act as the Data
>>>Common for both  universes means that your common is now doing double
>>>duty and splitting out of the daisy chain topology.
>>>
>>> Even if the wire used between 2fers contains 2 independent pairs each
>>>with their own shield like Belden 9729 or TMB's PC244Tproplex cable,
>>>you still have no way of connecting each of the commons.
>>>
>>> Just my .02
>>> _______________________________________
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>>> Be Seeing You
>>> David
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