TIP: Click on subject to list as thread! ANSI
echo: tech
to: Tom Walker
from: Viktor Pilpenok
date: 2004-05-14 08:51:40
subject: Re: Television

Hello Tom!

13 May 04 15:39, you wrote to Joe Nicholson:

 TW> ->  TW> NTSC - National Television Standards Committee.
 TW> ->  TW> Consists of 525 horizontal lines of display and 60 vertical
 TW> lines. ->  ->  There are absolutely NO vertical lines in any of those
 TW> systems - ->  none whatsoever.  Who the hell wrote that bunch of
 TW> malarkey?

 TW> I think we have a Translation problem that list was NOT from an
 TW> English speaking Country. We can agree that the Vertical Rate is
 TW> Synched to the 60 Cycle Line and that the Frame Rate itself is 60.


 TW> ->  A "field" of 262.5 lines (one half a picture) are
scanned every
 TW> ->  30 seconds, resulting in an interlaced "frame" of
525 lines (the
 TW> ->  total picture) every 60 seconds.


 TW> ->  TW> PAL - Phase Alternating Line. Developed by German engineer
 TW> ->  TW> Walter Bruch and the German electronic corporation Telefunken.
 TW> ->  TW> Walter Bruch patented his invention 1963 and the first
 TW> ->  TW> commercial application of the PAL system was in August 1967.
 TW> ->  TW> Also a 625/50-line display and variant of NTSC.

 TW> ->  England uses 825 or 925 lines in its PAL, up from 525 lines used
 TW> ->  in the B&W standard, and increased the bandwidth of color
 TW> channels. ->  Thus B&W and color were not compatible as was the
 TW> situation in the ->  U.S.  (NTSC retained the same number of lines and
 TW> same bandwidth so ->  po' folks who couldn't afford a color TV could
 TW> still watch a color ->  program in B&W.)

Oddly enough the message you are quoting didn't make it here. Neither the
message from you to Joe Nicholson that he quotes did. sup?

Best Regards, Viktor (aka BlackDew)

--- np: The Corrs - Give Me A Reason
* Origin: BlackDew (bdew{at}mail.ru) (Icq#5101918) (2:400/567)
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