Australian DTTB Field Trial Summary ResultsCOVERAGE

• Typical F/S of PAL for 30 dB S/N = 55 dBuV/m (30 dB S/N is a noisy picture)

• @ -14 dB DTTB to PAL :

  • The worse typical failure of DTTB system occurred when PAL S/N was :
    • 30 dB for 8VSB ie F/S of 41 dBuV/m
    • 32 dB for COFDM ie F/S of 43 dBuV/m

For High Gain (7 dB nom.) Antenna and receiver NF = 3.5 dB

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