Planar IT-19C - Page 19

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1) General parameters:
-Δ Level, dB
Maximum value of channel levels ripple;
- Δ Analog/Digital, dB
The minimum and maximum difference between levels of
analog and digital channels;
- Δ Adj. Ch., dB
The maximum difference between adjacent channel levels.
2) Parameters for analog channels:
- Video level, dBuV
Minimum and maximum value of channel levels;
- Video/Audio, dB
The minimum and maximum value of V/A ratio;
- C/N, dB
Minimum value of C/N ratio.
3) Parameters for DVB-C/J.83 channels:
- Power, dBuV
Minimum and maximum channel power values;
- MER/QAM64, dB
Minimum MER value for QAM64 modulation;
- MER/QAM128, dB
Minimum MER value for QAM128 modulation;
- MER/QAM256, dB
Minimum MER value for QAM256 modulation;
- preBER
The maximum value of the preBER parameter.
4) Parameters for digital channels (with unsupported modulation):
- Power, dBuV
Minimum and maximum channel power values;
- C/N, dB
Minimum value of C/N ratio.
To enable or disable checking one of the parameters, press «F2/Enable/Disable». The parameter
will display the corresponding status. To look through the parameters, use the « » and « »
buttons. To change the parameters, use the «◄» and «►» buttons.