On Fri, Feb 15, 2002 at 07:36:35AM -0600, patachon wrote:
>
> the video/tv sets are working at 24-25 cycles, and such frequency is
> sometimes considered the cause of some seizure , simple similar to a crisis,
> for being a near multiple of the 12 cycles lightning frequency used for
> medical detection of epilepsy.
>
This is not so in the USA, where the television frame rate is 30 or 60
frames/second, depending on how it's counted. Because of now
irrelevant technical considerations, television frame rates are half
the AC power frequency.
> in some animated movies, the picts used to animate the movement are
> sometimes using with the same 12 cycles frequency,( one pict each two
> frames) and eventually a kind of crisis is possible like the one who
> appeared some years ago with the japanese animated film for childrens.
I'll be damned--I didn't know about that.
Randolph
>
> the video/tv sets are working at 24-25 cycles, and such frequency is
> sometimes considered the cause of some seizure , simple similar to a crisis,
> for being a near multiple of the 12 cycles lightning frequency used for
> medical detection of epilepsy.
>
This is not so in the USA, where the television frame rate is 30 or 60
frames/second, depending on how it's counted. Because of now
irrelevant technical considerations, television frame rates are half
the AC power frequency.
> in some animated movies, the picts used to animate the movement are
> sometimes using with the same 12 cycles frequency,( one pict each two
> frames) and eventually a kind of crisis is possible like the one who
> appeared some years ago with the japanese animated film for childrens.
I'll be damned--I didn't know about that.
Randolph