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Re: OM2 Fiber


 

Thanks Paul,
Sounds promising then....I will buy a transmitter and room box and give it a test!

--- In Crestron@..., Paul Cunningham <paul.cunningham@...> wrote:

We had a project where we ran OM2 fiber and used 8G DM hardware and it worked out just fine, I think it was our first DM system (back when we were told by Crestron that OM2 was fine, and they later said "no wait"). The longest run was probably about 400', and we did not test anything using Deep Color to my knowledge. An engineer from Corning told us that if we used single-mode connectors there would be less signal loss, but we did not end up having to try that out - MM connectors were fine.

I don't recall the exact specs, but if your OM2 fiber is double-strand I think Crestron will actually support those distances using the 1st-gen/non-8G hardware.

-----Original Message-----
From: Crestron@... [mailto:Crestron@...] On Behalf Of Nick
Sent: Wednesday, June 12, 2013 1:25 PM
To: Crestron@...
Subject: [Crestron] OM2 Fiber

I have just been to look at a job where the existing AV contractor has gone bust, and they are looking for someone else to complete the job.

Currently there are 6 TV positions that are to be fed from a DM 8x8 switch. The previous contractor has run fiber to these locations with the idea of installing DM-RMC100-S 8G+ Fiber Room Boxes.

I have just noticed that the fiber is OM2 grade rather than the 'laser optimised' OM3 that we would normally install as per Crestron guidelines.

We are not in a position to change this out now as walls and ceilings are complete. None of these runs are more than 40M. So, question is will OM2 be okay?

OM2 Specs say it should support 10G Ethernet to a distance of 33M to 240M depending on the physical interface (by this I believe they mean the optical transmitter/receiver type?).

DM specs say 1080P deep colour is 6.75 GBps

So in theory this could be okay? or Not?

Anyone have any technically backed input on whether I should endeavour to proceed with this project, or walk away?

I don't have a stock fiber matrix or transceiver pair just to try. If the concensus is that it is likely to be okay I would buy a transmitter and room box and test on site (for a fee to the client). Obviously I would rather not shell out money unnecessarily if people with prior experience can tell me it is simply not going to work.



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