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Downconvert Quality
Posted by Peter Corbett on February 19, 2007 at 4:13 amJust curious as to what the downconversion quality is like on the Xena LHe card. I know AJA make great stand-alone convertors but I’m just curious at seeing if Xena might be a better solution for integrating HD source material into a SD workflow.
Specifically, what is the aliasing like? Is it comparable to say the downconverted output of DVCPROHD deck?
Thanks in advance.
PeterPeter Corbett
Powerhouse Productions
http://www.php.com.auPeter Corbett replied 19 years, 2 months ago 4 Members · 11 Replies -
11 Replies
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Tim Kolb
February 19, 2007 at 4:38 amI haven’t had a lot of experience with DVC ProHD RT downconversions…but I’ve been impressed with my LH’s quality in that respect when I’ve had a need for it.
TimK,
Director,
Kolb Productions,Creative Cow Host,
Author/Trainer
http://www.focalpress.com
http://www.classondemand.net -
Peter Corbett
February 19, 2007 at 10:07 pmThanks Tim, I notice AJA describe the Xena 2K as providing “broadcast-quality downconversion”, but the LHe doesn’t have the “broadcast” description in it’s downconversion capabilities. I wonder if this means it is less than ideal?
Peter
Peter Corbett
Powerhouse Productions
http://www.php.com.au -
Thad_h
February 20, 2007 at 2:24 amPeter,
the Xena LH/LHe cards also do down conversion using hardware broadcast quality. This is an unfortunate communication mistake that we’ll be sure to clarify. Thanks for pointing it out.
AJA Xena Support
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Peter Corbett
February 20, 2007 at 9:20 pmMany thanks for the reply. But how in your opinion does the aliasing and general downconverted quality look compared to that coming out of a HDCAM or DVCPROHD deck?
Peter
Peter Corbett
Powerhouse Productions
http://www.php.com.au -
Thad_h
February 20, 2007 at 10:23 pmPeter,
Im quite certain you’ll be pleased with the quality of the downconversion. I would be fairly surprised if you could tell the difference between the downconvert from Xena LH, and the downconvert from a high end deck.
AJA Xena Support
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Peter Corbett
February 20, 2007 at 10:28 pmGreat! That’s all I wanted to hear.
Cheers,
PeterPeter Corbett
Powerhouse Productions
http://www.php.com.au -
Tim Kolb
February 20, 2007 at 11:09 pm[Peter Corbett] “Great! That’s all I wanted to hear.”
Me too… 🙂
Seriously, I think this may be one of the AJA cards’ sweetest spots…at least from what else I’ve personally seen out there.
TimK,
Director,
Kolb Productions,Creative Cow Host,
Author/Trainer
http://www.focalpress.com
http://www.classondemand.net -
Rededitor
February 21, 2007 at 8:26 amWe use our LH card for HDCAM downconversions to SDI for commercial broadcast playback – in a word “beautiful”.
Cheers
RED -
Peter Corbett
February 21, 2007 at 10:27 amNice to get another good opinion, Red.
Cheers,
PeterPeter Corbett
Powerhouse Productions
http://www.php.com.au -
Tim Kolb
February 21, 2007 at 2:37 pm[Peter Corbett] “Nice to get another good opinion, Red.”
Yes, I suppose that having my noggin in the header makes me appear a little biased…
🙂
TimK,
Director,
Kolb Productions,Creative Cow Host,
Author/Trainer
http://www.focalpress.com
http://www.classondemand.net
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