Operating the Equipment Locally
Instruction Manual: evolution 5000 E57xx DSNG and DENG Voyager Encoder Page 4-87
ST.TM.E10076.3
Transmission Option
To access the Transmission option, press the Transmission softkey in the
OFDM Modulator Menu.
Table 4.108: Transmission Options
Selected Option Description
2k Mode OFDM Modulator uses 2k carriers
8k Mode OFDM Modulator uses 8k carriers
Spectral Pol Option
To access the Spectral Pol option, press the Spectral Pol softkey in the
OFDM Modulator Menu.
Table 4.109: Spectral Polarity Options
Selected Option Description
High Side IF The spectrum is inverted, thus allowing a subsequent
upconverter LO to be on the high side of the spectrum.
Low Side IF The spectrum is not inverted, thus allowing a subsequent
upconverter LO to be on the low side of the spectrum.
Centre Frequency Option
To access the Centre Frequency option press the Centre Frequency
softkey in the OFDM Modulator Menu. This is the centre frequency to be
put in the SI of the output transport stream.
Table 4.110: Centre Frequency Options
Valid Input Range Description
Min: 0 MHz
Max: 4294.967295 MHz
IF Output Frequency
The IF output frequency is fixed at 70 MHz.
Bit-rate (188)
The Bit-rate (188) option value cannot be updated.
Bit-rate (204)
The Bit-rate (204) option value cannot be updated.
OFDM S/W Release
The OFDM S/W Release value cannot be updated. It is the version of the
software and firmware loaded on the OFDM modulator.