BBC Micro depth, resolution and memory economy. In the first models, the OS and applications were left with the RAM left over from the display mode. Mode 7 was a Teletext mode, extremely economical on memory and an original requirement due to the BBC's own use of broadcast teletext (Ceefax). It also made the computer useful as a Prestel terminal. The teletext characters were generated on board, for use with monitors and TV sets without a Teletext receiver. Train time displays at UK stations were driven by BBC Master computers in this mode until around the late 1990s. Mode 7 used only
TVNZ Teletext as TV One, TV2 and TVNZ U. The service was also available on privately owned station TV3. A separate Teletext service is available to Trackside viewers on page 600, this service has continued to operate following the closure of the TVNZ service. TAB horse was also available on the TVNZ service. TVNZ Teletext TVNZ teletext was the only analog teletext in New Zealand. It was also available on Freeview. It was launched in 1984 with funding raised in the 1981 New Zealand Telethon, to provide news and information for the deaf. The information service closed on 2 April 2013, but