On 9 Aug 2002 13:13:16 -0700, nyc11370@yahoo.com (nyc11370) wrote:

>Progressive scan CCD video capture (30 full frames per second) is a
>feature that I think all DV camcorders should have it.
>
>The main reasons for progressive scan CCD (30FPS) capture:
>
>(1) 30FPS PS better than interlaced video and is sufficient for human
>eyes. I don't understanding why people claimed 30FPS is not smooth,
>are they sure what they are talking about ? Movies are at 24FPS (or 48
>dual frames) and people don't find any problem watching it. Obvious,
>these people never saw a progressive TV or compared progressive TV vs.
>interlaced TV. The interlaced scan lines on a traditional TV flickers
>so much and your eyes get tire in shorter time.
>Samples:
>http://home.nyc.rr.com/hitechproducts/interlaced_tv.jpg
>http://home.nyc.rr.com/hitechproducts/progressive_tv.jpg
>
>(2) You get double resolution with progressive capture and playback.
>NTSC progressive scan is 480 filled lines per 1/30S vs. 240 alternated
>scan lines + alternated empty lines per 1/60S.
>
>(3) More people are releasing their videos on the Internet. Computer
>displays are progressive. Most digital formats on PC are able to play
>30FPS, progressive - both fields: odd and even lines. When you play
>back a interlaced file on computer as 30FPS without properly
>de-interlacing, you can see the scan lines due to the time lag between
>odd & even lines when the image is moving.
>Samples:
>http://home.nyc.rr.com/hitechproducts/interlaced_dv.jpg
>http://home.nyc.rr.com/hitechproducts/progressive_dv.jpg
>
>(4) Progressive DV contents will be playback correctly on analog
>interlaced TV. It will be playback as normal interlaced signal without
>any problems.
>
>(5) The reason of interlaced video is because the analog NTSC is
>limited to 6Mbps bandwidth and the original TV can only handle half of
>the resolution at a time.
>
>(6) The TV world is moving to progressive. New technology such as
>HDTV, progressive DVD, TV displays computer signal and etc...
>
>Sony VX2000 is one of the best DV cams, I hope SONY will add the 30FPS
>progressive capture in their upcoming model.
>
>Gary

Uhhhhh....., well...., yuh got the
last part right, anyway......;-)