On Tue, 13 Aug 2002 15:19:40 -0600, Jeffery S. Jones
>On Tue, 13 Aug 2002 20:00:44 +0200, Marc Heusser
>
>>In article <88ebdc0f.0208130402.7e99ba85@posting.google.com>,
>> linus1956@hotmail.com (linuz) wrote:
>>> I am deciding which DV Camcorder to buy and have a basic question
>>> about DV.
>>>
>>> If I understand correctly ,the DV output of the 1394 port is 720 x 480
>>> pixels, the same as DVD. If a camcorder has a larger or smaller CCD,
>>> does the camcorder convert the picture to the 720 x 480 size
>>> automatically? Does a camcorder with a larger CCD have a better DV
>>> output?
>>
>>Most of the camcorders with larger CCD use it for image stabilization -
>>ie depending on the movement of the picture it will use another part of
>>the CCD.
>
> DV resolution is fixed, like DVD (and in essence like TV is, you
>can't get more vertical resolution because there are no more lines).
>
> What a bigger CCD can improve is the quality of that resolution.
>Better color definition, better low light images, less noise
>graininess, and as mentioned above, better image stablilization for
>handheld shots, esp. when moving.
>
> Higher resolution CCDs also give higher res still pictures. But
>that doesn't affect what goes on tape.
Actually, it does...
You may be confusing format resolution with camcorder
system resolution. DV camcorders vary considerably
in on-tape resolution, with only a resolution limit
established by the format - and camcorders with
higher pixel count do have sharper pictures... (See:
www.David-Ruether-Photography.com/camcorder--comparison.htm.)