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Author Topic: Splitter snake  (Read 6588 times)

Mal Brown

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Splitter snake
« on: September 07, 2017, 07:27:39 PM »

Say my friend   ;-)  wanted to implement a side stage monitor position with his personal mixer on stage and his si 3 out front... and he is to cheap to purchase another si board.  Could he implement an analog split snake, feet the stage box and the si 3 on one side and then a monitor board with the other. 

Is phantom power an issue ?

My friend is very attracted to the ui24 as a personal board and less so to an Si1 due to the software and footprint.

Done it with si1, msg and si 3 and MADI...
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Ray Aberle

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Re: Splitter snake
« Reply #1 on: September 07, 2017, 08:01:44 PM »

Yep, it'll work.

Phantom power only needs to come from one source.

-Ray
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Tim McCulloch

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Re: Splitter snake
« Reply #2 on: September 07, 2017, 08:42:08 PM »

Say my friend   ;-)  wanted to implement a side stage monitor position with his personal mixer on stage and his si 3 out front... and he is to cheap to purchase another si board.  Could he implement an analog split snake, feet the stage box and the si 3 on one side and then a monitor board with the other. 

Is phantom power an issue ?

My friend is very attracted to the ui24 as a personal board and less so to an Si1 due to the software and footprint.

Done it with si1, msg and si 3 and MADI...

It could be as simple as 24 XLR "Y" cords or it could be something like this:

http://www.audiopile.net/PSX

or

http://www.cbicables.com/products/the_earsplitter.aspx
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Brian Faulkner

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Re: Splitter snake
« Reply #3 on: September 08, 2017, 01:52:54 AM »

Art S-8 is an affordable option and gives you pads ground lift and transformer isolation on every channel. I use 8 channel XLR snakes to patch mine but you can use any mic chord. Nice thing is if you damage a line you can just swap it out and don't have to repair the unit like you do with a split snake.
They can be found relatively cheap used and aren't terribly expensive new.
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Dave Garoutte

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Re: Splitter snake
« Reply #4 on: September 08, 2017, 12:44:26 PM »

It could be as simple as 24 XLR "Y" cords or it could be something like this:

http://www.audiopile.net/PSX

or

http://www.cbicables.com/products/the_earsplitter.aspx

The Ui24 only has 20 XLR inputs.
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Tim McCulloch

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Re: Splitter snake
« Reply #5 on: September 08, 2017, 01:35:30 PM »

The Ui24 only has 20 XLR inputs.

So you have spares, is that some kind of earth-shattering problem?
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Chris Hindle

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Re: Splitter snake
« Reply #6 on: September 08, 2017, 02:59:57 PM »

The Ui24 only has 20 XLR inputs.
And add some turnarounds to throw 4 lines back to the stage.......
Chris.
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Geoff Doane

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Re: Splitter snake
« Reply #7 on: September 08, 2017, 05:50:12 PM »

This might be the simplest way to do this, although as far as I know, nobody makes this as an off-the-shelf product.

The splay with the single male XLRs gets plugged into your monitor console (can even stay plugged in, if there's enough room in the case), and the end with the double (male and female) connectors gets inserted in each mic line that you want to appear at the monitor console.  Grounds (pin 1) are connected at all ends, although it wouldn't be difficult to lift them if you wanted to build it that way.

Phantom is not a problem, as long as your monitor console is something modern that can deal with being paralleled from another phantom supply (everything I've owned since 1984 falls into that category).  Let the house console supply phantom.

This was built for someone who does location recording, so the "monitor" splay is 50 feet long.  If just using it for monitors, you probably don't need something that long.

The advantage of this over the "poor man" splitters is that it can pack up in a relatively small space, and has the lowest parts count, but the same functionality.

GTD
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Craig Hauber

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Re: Splitter snake
« Reply #8 on: September 08, 2017, 11:00:21 PM »

This might be the simplest way to do this, although as far as I know, nobody makes this as an off-the-shelf product.

The splay with the single male XLRs gets plugged into your monitor console (can even stay plugged in, if there's enough room in the case), and the end with the double (male and female) connectors gets inserted in each mic line that you want to appear at the monitor console.  Grounds (pin 1) are connected at all ends, although it wouldn't be difficult to lift them if you wanted to build it that way.

Phantom is not a problem, as long as your monitor console is something modern that can deal with being paralleled from another phantom supply (everything I've owned since 1984 falls into that category).  Let the house console supply phantom.

This was built for someone who does location recording, so the "monitor" splay is 50 feet long.  If just using it for monitors, you probably don't need something that long.

The advantage of this over the "poor man" splitters is that it can pack up in a relatively small space, and has the lowest parts count, but the same functionality.

GTD
That is really cool, I have enough snake parts laying around that I could whip-up something like that in not too much time.
Great idea, thanks.
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Mal Brown

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Re: Splitter snake
« Reply #9 on: September 21, 2017, 11:57:47 PM »

As it turns out one of my network decided to upgrade his SI 1 to an impact for the larger surface and give me a smokin' deal on his old board.  Nice to know the splitter would have done it though.
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Jean-Pierre Coetzee

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Re: Splitter snake
« Reply #10 on: September 22, 2017, 05:50:04 AM »

I would recommend that you try and have all splits(not the one supplying phantom power) transformer isolated, this can be done using simply in-line transformers if you really want to go that way.
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Tim McCulloch

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Re: Splitter snake
« Reply #11 on: September 22, 2017, 10:00:19 AM »

I would recommend that you try and have all splits(not the one supplying phantom power) transformer isolated, this can be done using simply in-line transformers if you really want to go that way.

I've been a big fan of transformer splitters for as long as I can remember.   All of our 32-40 channel splitters have transformers but when it came time to buy our 54 channel RamLatch snakes/splitters from RamTech we opted for passive Y splits mostly as a budget consideration.  I was not in favor of this and predicted at least 1 major problem in the first 6 months of ownership... but it didn't happen.

I still like transformers and if we're providing a split to a recording or broadcast truck I want transformers because of the electrical grounding potential differences but for the day to day use splitting inputs between 2 mixers on the same electrical service the passive splits have been up to the task.
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Steve Payne

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Re: Splitter snake
« Reply #12 on: September 22, 2017, 12:37:31 PM »

I would recommend that you try and have all splits(not the one supplying phantom power) transformer isolated, this can be done using simply in-line transformers if you really want to go that way.

ehhhhhh. Good transformers are very expensive.  "Affordable" transformers have limited headroom, saturate at lower frequency and can add audible distortion.  If you need to regularly interface with outside sources being served by a different electrical service like broadcast or remote recording trucks, then high quality transformers are the proper tool for the job.  (and such splitter systems are often provided by the remote truck.)  If the splitter is a simple 2 way split for use between house and monitor consoles within your own rig and being served by a common distro that you are providing, a passive splitter should work absolutely fine.
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Chris Hindle

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Re: Splitter snake
« Reply #13 on: September 22, 2017, 01:05:33 PM »

ehhhhhh. Good transformers are very expensive.  "Affordable" transformers have limited headroom, saturate at lower frequency and can add audible distortion.  If you need to regularly interface with outside sources being served by a different electrical service like broadcast or remote recording trucks, then high quality transformers are the proper tool for the job.  (and such splitter systems are often provided by the remote truck.)  If the splitter is a simple 2 way split for use between house and monitor consoles within your own rig and being served by a common distro that you are providing, a passive splitter should work absolutely fine.

Gotta agree here, 100%
Last century I built a 24 channel, 2 way split. I built a case to house everything.
The FOH snake head sat nicely in the side that stored the whips.
3 foot whip patched into the snake, and a 50 foot whip never missed monitorland. I put transformers on 5 lines, everything else was hard-wired.
As I ALWAYS supplied AC, and both my boards were Yamahas, I never had any problems. I generally used the transformers on the vocals, but I don't recall ever being forced to use them. Ground lifts on all channels, and phantom from FOH.
Chris.
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Steve Eudaly

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Re: Splitter snake
« Reply #14 on: September 22, 2017, 04:02:58 PM »

Chiming in to add we also purchased two passive splits a couple of years ago that have a couple of hundred shows on them at this point without issue. Was nice being able to use the saved funds on other goodies.

Helge A Bentsen

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Re: Splitter snake
« Reply #15 on: September 23, 2017, 04:58:14 AM »

RE recording trucks.

These days 99% of the trucks I encounter use stage racks with optical fibre running back to the truck, so any ground issues is gone and you can use passive splits for them as well.

FWIW.

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Peter Morris

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Re: Splitter snake
« Reply #16 on: September 23, 2017, 09:01:28 PM »

ehhhhhh. Good transformers are very expensive.  "Affordable" transformers have limited headroom, saturate at lower frequency and can add audible distortion. If you need to regularly interface with outside sources being served by a different electrical service like broadcast or remote recording trucks, then high quality transformers are the proper tool for the job.  (and such splitter systems are often provided by the remote truck.) If the splitter is a simple 2 way split for use between house and monitor consoles within your own rig and being served by a common distro that you are providing, a passive splitter should work absolutely fine.

Like  :)
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Re: Splitter snake
« Reply #16 on: September 23, 2017, 09:01:28 PM »


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