Cofdm - Rf Overview (Vb252) - BridgeTech VB20 User Manual

6.13.5 COFDM - RF overview (VB252)

The RF parameters and measurements list gives a status overview of all monitored
COFDM frequencies from the selected RF input. The parameters and measurements in
this list refer to the last completed monitoring period or, for a stream currently
monitored, the current monitoring period.
Frequency: The stream frequency that the associated parameters apply
Trans. System: The transmission system: DVB-T or DVB-T2
Channel spacing: The channel bandwidth
TS sync: Transport stream sync: yes or no
Min level: The minimum RF signal level
Max level: The maximum RF signal level
Min SNR: The minimum signal to noise ratio
Min MER: The minimum calculated modulation error ratio
Max pre FB: The maximum bit error rate before Viterbi or LDPC error
Max post FB: The maximum bit error rate before BCH error correction
Max post BF: The maximum bit error rate after BCH error correction
1 PPS lock: An indication of reference signal lock. The value may be
Max SFN drift: The maximum SFN drift (in uS) detected during the
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192
List of RF parameters and measurements:
to
correction
'Locked' or 'No lock'.
monitoring period
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