Modulator
HDM 1 T:
Bandwidth:
Output bandwith: 6, 7 or 8 MHz
Default: 8MHz
Constellation:
Selection: QPSK, 16 QAM, 64 QAM
Default: 16 QAM
Transmission Mode:
Selection: 2k oder 8k
Default: 2k
Guard intervall:
Selection: 1/32, 1/16, 1/8 oder ¼
Default: 1/32
Code rate:
Selection:1/2, 2/3, 3/4, 5/6, 7/8
Default: 7/8
RF Frequency:
Range: 30-960 MHz
Default: 750 MHz
RF output level:
Range -30 dBm to -10 dBm
-30 dBm = 79 dBµV
-25 dBm = 84 dBµV
-20 dBm = 89 dBµV
-15 dBm = 94 dBµV
-10 dBm = 99 dBµV
HDM 1 C:
Standard:
Selection: J.83A, J.83B, J.83C
Default: J.83A (DVB-C)
Constellation:
Selection: 16 QAM, 32 QAM, 64 QAM,
128 QAM, 256 QAM
Default: 16 QAM
Symbol Rate:
Selection: 5.000 bis 9.000 Msps
Default: 6.875 Msps
RF Frequency:
Range: 30-960 MHz
Default: 750 MHz
RF output level:
Range -30 dBm to -10 dBm
-30 dBm = 79 dBµV
-25 dBm = 84 dBµV
-20 dBm = 89 dBµV
-15 dBm = 94 dBµV
-10 dBm = 99 dBµV
