STL Recommendation

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Re: STL Recommendation

Postby duckfan98 » Tue Feb 21, 2012 5:17 pm

Deep,

Just out of curiosity for my own knowledge, is there something prohibiting the station from shooting the signal to the tower themself, rather than relying on the ISP? Meaning - could they simply send the signal from the studio via a nano-bridge P2P IP (or similar link) to the tower receiver end? Or, is there concerns about redundancy, reliability, for doing it themselves?
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Re: STL Recommendation

Postby Deep Thought » Tue Feb 21, 2012 6:18 pm

A 9 mile path with a rather pesky hill in the middle prohibit line-of-site.
Mark Mueller • Mueller Broadcast Design • La Grange, IL • http://www.muellerbroadcastdesign.com
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Re: STL Recommendation

Postby CHNW » Wed Feb 22, 2012 8:33 pm

I will stand by the Ubiquity products.

As a network geek I take part in a network called BCWARN and almost all of our links are done via Rockets, Bullets, and Nano-Bridges.

Network diagram http://www.bcwarn.net/intermapper/rf-map.png
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Re: STL Recommendation

Postby BingNYEng » Fri Feb 24, 2012 9:51 am

duckfan98 wrote:Hello all,

In brainstorming a new station build, i am faced with the question of how to most efficiently and cost effectively get audio from Studio to Transmitter. The distance is only about a mile, and a clear line of site is established for the STL.

Leaning towards a STL-IP setup...however, the tower location does not have internet connectivity. Would something along these lines allow me to "shoot" our signal up to the tower, without needing to have internet connection at the tower? We will have broadband connection at the studio, ofcourse.

http://www.broadcastwarehouse.com/ubiqu ... 47/package

How do these work? Do you provide internet connection at studio, and it forwards the signal up to the tower, or?....sorry for the Newb questions. Just curious!


Out of curiosity, could you just use a composite STL and not bother with the IP stuff? That's the simplest way to get audio from the studio to the transmitter.
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Re: STL Recommendation

Postby Sam Buca » Fri Feb 24, 2012 4:18 pm

Ubiquity and Proxim did not work in the crowded spectrum here. We went with RAD airmux. Currently doing 2x E1 plus ethernet over one link and 1x E1 plus ethernet over a second link. It's about to get upgraded to 3x E1 with a 1x E1 plus ethernet 25 mile hop. Each end has an Intraplex on it.

On the other side of things, I do some contract work and used Barix streamers for their primary STL via public internet. Haven't had an outage yet.
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Re: STL Recommendation

Postby duckfan98 » Sat Feb 25, 2012 10:55 pm

Barix 100, 500 or 1000's? I am leaning towards the 500's...as they are designed for the STL application. Not over public internet though, a private network.

As far the composite STL component, I am only leaning towards the Barix IP-STL for the budget factor...
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Re: STL Recommendation

Postby eadler » Mon Feb 27, 2012 8:59 am

I would not recommend a Barix or Pyko. They have issues with jitter and packet loss that is noticeable in the decoded audio.
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