BBC Two until 23 October 2012, via the Ceefax teletext service. The BBC also offers audio description on some popular programmes for visually impaired-viewers as well as sign language interpretation on some of its programmes for deaf and hard-of-hearing viewers. The percentage of the BBC's total television output with audio description available is 10%, having been increased from 8% in 2008. Originally, programmes from BBC Two were shown in high definition on the dedicated BBC HD channel, alongside programmes from BBC Three and BBC Four, as well as some select series from CBBC and CBeebies. However, in plans outlined by the director
Electra (teletext) Electra (teletext) Electra was a teletext service in the United States that was in operation from the early 1980s up until 1993, when it was shut down due to a lack of funding, and discontinuation of teletext-capable television sets by the only US television manufacturer offering teletext capability at the time, Zenith. It was owned, operated and maintained by Cincinnati-based Taft Broadcasting (specifically at their flagship station, WKRC-TV, which had debuted the service in their area first) and Tulsa, Oklahoma-based Satellite Syndicated Systems (SSS), in cooperation with cable/satellite TV station Superstation WTBS (now TBS), who carried Electra's data on their