[opendtv] Re: HD-SDI connecting length

  • From: Mike Tsinberg <Mike@xxxxxxxxxxxxxx>
  • To: "opendtv@xxxxxxxxxxxxx" <opendtv@xxxxxxxxxxxxx>
  • Date: Mon, 8 Dec 2014 19:27:36 +0000

Thank you Mark, Ron!

Best Regards,
Mike Tsinberg
http://keydigital.com<http://keydigital.com/>

From: opendtv-bounce@xxxxxxxxxxxxx [mailto:opendtv-bounce@xxxxxxxxxxxxx] On 
Behalf Of Ron Economos
Sent: Monday, December 08, 2014 2:23 PM
To: opendtv@xxxxxxxxxxxxx
Subject: [opendtv] Re: HD-SDI connecting length

Belden rates the maximum length for HD-SDI and 3G-SDI to be 20 dB loss at
1/2 the clock frequency.

The very best cable seems to be 7731A (RG-11/U 0.4 inch diameter),
which is good for 580 feet with HD-SDI and 393 feet with 3G-SDI.

http://www.belden.com/resourcecenter/tools/upload/TB65_p28.pdf

Ron
On 12/08/2014 10:44 AM, Mike Tsinberg wrote:
Thanks Mark,

What is the state of the art today?

Best Regards,
Mike Tsinberg
http://keydigital.com<http://keydigital.com/>

From: opendtv-bounce@xxxxxxxxxxxxx<mailto:opendtv-bounce@xxxxxxxxxxxxx> 
[mailto:opendtv-bounce@xxxxxxxxxxxxx] On Behalf Of Mark Schubin
Sent: Monday, December 08, 2014 1:44 PM
To: opendtv@xxxxxxxxxxxxx<mailto:opendtv@xxxxxxxxxxxxx>
Subject: [opendtv] Re: HD-SDI connecting length

It depends on the cable -- but expect "A MAJOR ANNOUNCEMENT" from Belden at the 
HPA Tech Retreat in February.

TTFN,
Mark
On 12/8/2014 1:10 PM, Mike Tsinberg wrote:
What is practical length that HD-SDI can connect for 1080p/12bit/4:2:2/60, 
4K/10bit/4:2:2/24 and 4K/8bit/4:2:0/60?

Best Regards,
Mike Tsinberg
http://keydigital.com<http://keydigital.com/>



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