Kell factor [SEP] named after
Kell factor
The Kell factor, named after RCA engineer Raymond D. Kell, is a parameter used to limit the bandwidth of a sampled image signal to avoid the appearance of beat frequency patterns when displaying the image in a discrete display device, usually taken to be 0.7. The number was first measured in 1934 by Raymond D. Kell and his associates as 0.64 but has suffered several revisions given that it is based on image perception, hence subjective, and is not independent of the type of display. It was later revised to
Cassandra Kell
Cassandra Kell (born 8 August 1980) is a female Australian football goalkeeper.
She was part of the Australia women's national soccer team at the 2004 Summer Olympics. On club level she played for New South Wales Sapphires.
See also.
- Australia at the 2004 Summer Olympics
External links.
- http://www.scoresway.com/?sport=soccer&page=player&id=292023
- http://www.soccerpunter.com/players/292023-Cassandra-Kell
- http://css.fifa.com/fifa-tournaments/players-coaches/people=191927/index.html
- http://www.ussoccer.com/stories/2014/03/17/13/57/u-s-women-move-on-to-olympic-quarterfinals-with-1-1-draw-with-australia-will-face-japan-on-friday
- http://articles.latimes.com/2003/sep/26/sports/sp-cuproundup26
- http://www.gettyimages.com/detail/news-photo/australian-goalie-cassandra-kell-punches-the-ball-away-from-news-photo/2537779#australian-goalie-cassandra-kell-punches-the-ball-away-from-chinas-picture-id2537779