Chapter 5: Television & the power of visual culture By rebelgirl Jan 10, 1800 sketch Period: Jan 10, 1800 to Feb 17, 2009 television Dec 1, 1800 cathode ray tube Sep 7, 1927 Philo Farnsworth Feb 26, 1964 beverly hillbillies Aug 13, 1970 network era Sep 25, 1976 Barbara Walters barbara Feb 27, 2003 mr. rodgers leaves pbs May 31, 2006 Katie Couric katie Feb 17, 2009 converters signal Jun 12, 2009 analog to digital