[BC] "live" feeds

[DanWalthers1]

And I thought I was the only one old enough to remember this stuff.

Dan
CC San Antonio
BTW - The system is working great.


----- Original Message ----- 
From: "Bob Tarsio" <Bob at Broadcast-Devices.com>
To: "'Broadcasters' Mailing List'" <broadcast at radiolists.net>
Sent: Tuesday, April 29, 2008 10:46 AM
Subject: RE: [BC] "live" feeds


> Rick:
>
> You might talk to the IT or telephone people on campus about a dry pair of
> wires between your studio and the meteorology lab. For a relatively short
> run of a few thousand feet you really can drive analog audio into a 
> twisted
> pair with good performance at the receiving end. I suspect you will be 
> able
> to do this with a pair of transformers without the need for equalization.
> With this method there is no appreciable delay and the quality will be
> excellent as long as you use a good pair of transformers that minimize
> common mode noise (hum). I would suggest running the audio level at +4 to
> +10 dBm and your SNR will be excellent. A mixer designed for broadcast use
> would be suitable for this purpose if it has a balanced output with the
> capability of running a nominal +4 dBm output.
>
> Since you asked about cost for a pair of good transformers such as the
> Jensen line transformers would run about $180.00. That's about all you 
> need
> to spend and it is completely passive.
>
> When I was in college this is how we distributed audio from our campus
> studios to all of the academic buildings and student center. This of 
> course
> was back in the 1970s when the only digital system that existed was a sort
> of 10 bit system divided into unconventional 5 bit bytes.
>
> Contact me off line and I can give you some pointers on how to do this.
>
> Bob Tarsio
>
> www.Broadcast-Devices.com
>
> 914-737-5032
>
>
>
> Braintrust,
>
> We're looking to set up an audio link to the brand new (and quite
> spiffy) meteorology lab on campus, so that if there is an exciting
> weather event, they can broadcast from the lab about it.  What would
> you suggest that has a relatively low delay and is not prohibitively
> expensive for a college station?  Phone and IP lines are probably
> preferred.
>
>
> TIA,
> Rick Heil
>
> -- 
> Rick Heil
> Operations Manager
> 90.9, WONY Oneonta
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