the NHK system was tested with 4 digital systems for 2 years against
a lengthy requirement list by 3 laboratories and was dropped in 1993
for its poor performance.
regarding the bandwidth, the original digital system proposed by
General Instrument (the broadband communications sector of Motorola
since 2000) demanded the same 6 MHz channel as NTSC.
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Received on Sun Feb 22 20:16:31 2004