OmniHub 6/6D– User Manual
Page 172 of 182
Modulator Module Specification
OFDM Modulation
Output 4/8 frequencies via 1 RF female
connector 75Ω
Standard ETSI EN 300744
Frequency Range 47 ~ 862MHz
Bandwidth 8MHz
Constellation QPSK / 16QAM / 64QAM
Guard Intervals 1/4, 1/8, 1/16, 1/32
FFT Size 2K, 8K
Code Rates 1/2, 2/3, 3/4, 5/6, 7/8
Output Level Max. 105dBuV
MER ≥32dB
8VSB Modulation
Output 4/8 frequencies via 1 RF female
connector 75Ω
Standard ATSC A/35
Frequency Range 50 ~ 860MHz
Bandwidth 6MHz
Constellation 8VSB
Output Level Max. 105dBµV
MER ≥40dB
DTMB Modulation
Output 4/8 frequencies via 1 RF female
connector 75Ω
Standard DTMB GB20600-2006
Frequency Range 47 ~ 862MHz
Constellation 4QAM-NR / 4QAM / 16QAM / 32QAM /
64QAM
Output Level Max. 105dBµV
MER >32dB