NHK launched 4K and 8K channels! Currently, there is no digital terrestrial broadcast method that can deliver the 0 Mbps content in a 6 MHz channel (The transponder bandwidth of NHK's 8K satellite broadcast is 345 MHz Using 16 APSK, the transmission rate is approximately 100 Mbps) For the 6 MHz channel, the maximum theoretical capacity of ATSC 30 is 57 Mbps BS4K will broadcast from 6am until midnight, 18 hours a day, showing only programmes that have been made in 4K," said Yukinori Kida, Executive Director of Broadcasting at NHK The channel was first
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