TVP HD is a special High Definition version of the Polish public broadcasting channels (Telewizja Polska). A digital terrestrial multiplex carrying the channel was available in Warsaw, Poznań, Zielona Góra, Żagań, Kraków, Leżajsk and Krosno from the 6 to 25 August 2008. It was launched in August 2008. Broadcast is 1080i video encoded with MPEG4/H.264. It is encrypted on Satellite (Hot Bird 13C at 13° east), with 18 hours of daily HD content. During the Olympic Games, the signal replaced TVP Polonia, TVP Historia and TVP Kultura.