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Posted by JoeBloe on 10/12/06 03:51
On Wed, 11 Oct 2006 17:21:50 GMT, Jeff <j@donotspam.me> Gave us:
>Roderick Stewart <escapetime@removethisbit.beeb.net> wrote in
>news:0gppi297qtc9tkdgk0oou6s9n8s9junqn5@4ax.com:
>
>> On Wed, 11 Oct 2006 07:55:32 -0400, "Joshua Zyber"
>> <joshzyber@comcast.net> wrote:
>>
>>>What it comes down to is very simple. Neither PAL nor NTSC is perfect.
>>>Both have compromises. Viewers raised watching PAL material since
>>>childhood tend not to be bothered by the 4% speedup but are very
>>>irritated by 3:2 pulldown. Likewise, viewers raised watching NTSC
>>>material since childhood tend not to be bothered by 3:2 pulldown but
>>>are very irritated by PAL speedup.
>>>
>>>This is why both formats should be abandoned as quickly as possible so
>>>that true High Definition can finally take over.
>>
>> And what frame rate will "true" high definition have in order to be
>> universally compatible?
>>
>> 24fps to be compatible with the cinema? 25fps to be compatible with
>> European television? 30fps to be compatible with American television?
>>
>> Rod.
>>
>
>A "smart" high def TV would be able to change the frame rate to match
>what you are watching. There is no reason a digital TV couldn't
>generate its own scan frequency without relying on the frequency of the
>AC supply like analog does.
Just so you know, analog NTSC TVs do NOT use the AC line as a clock!
It is total coincidence.
AC line frequencies are NOT hard and fast on the power grid. They
wander all over the place. TVs have a little thing inside called a
crystal oscillator. Try again.
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