Example image of eyePlorer eyePlorer map for '405-line television system': Analog television Monochrome BBC One Cable television Hong Kong Ireland Rediffusion Television United Kingdom World War II EMI Isaac Shoenberg Alan Blumlein Interlace High-definition television 1936 in television Alexandra Palace John Logie Baird Very high frequency RCA Riverhead (town), New York Film Photographic film Broadcast programming Elizabeth Cowell Jasmine Bligh Station identification Invasion of Poland (1939) Caribbean India Italy Middle East North America South Africa BBC Commercial broadcasting ITV Television Associated TeleVision Lew Grade NTSC 576i BBC Two Ultra high frequency PAL Scotland Digital Audio Broadcasting Professional Mobile Radio Trunked radio system Raidió Teilifís Éireann RTÉ One