Engineering parameter update
The recently launched New Zealand DVB-T, DTT service operates in Bands IV/V between 502-806 MHz in 8 MHz channels.
It uses the 8k FFT mode with 64 QAM modulation, a guard interval of 1/16 and an FEC of 3/4.
MPEG-4 part 10 (H.264, AVC) is used for the video codec and for audio three audio codecs are used:
MPEG-4 HA AAC (up to mono and stereo level 2 bitstream only)
MPEG-1 Layer II/Musicam, audio mode stereo. Sampling rate 32, 44.1 and 48kHz
Dolby Digital (AC-3) 32, 44.1 and 48kHz
The screen formats are 1080i25 and 720p50 for HDTV services and 576i25 for SDTV.
Item added: 6th May 2008