What is the required television specifications for canada?

Philippine television-broadcast giant ABS-CBN has recently applied for the digital television-terrestrial service (DTT) license to the National Telecommunications Commission of the Philippines that will switch off its analog broadcast programming (Channel 2 Manila) set-up as early as 2010. ABS-CBN said the proposed conversion of DWWX-TV station from analog to digital broadcast is being undertaken to assist the Philippine government’s initiative to effect transition of television broadcast stations from analog to digital transmissions, “at the earliest time practicable.” ABS-CBN has recently been experimenting the transmission of digital signals on Channel 51.