FMUSER INTERNATIONAL GROUP INC.
广州市汉婷生物技术开发有限公司
11
/
42
frequency by moving the UP/DOW N/LEFT/RIGHT key and then repress
ENTER to save.
The RF output range is from 48MHz~1000MHz with 6/8M bandwidth. More
details will be illustrated in the NMS operation.
4.2.2.2 Modulate Mode
By pressing “1.2 Modulate Mode”, user can view the standard of QAM
modulation as shown below:
4.2.2.3 Constellation
By pressing “1.3 Constellation” to enter the QAM modulation mode
selection, ENTER to the specified setting. The display shows as below:
There are five possible options: 16QAM, 32QAM, 64QAM, 128QAM and
256QAM. User can press ENTER and move UP/DOW N key to choose the
constellation as needed, and then repress ENETER after modification to
confirm.
Note: The more advanced QAM constellation mode, the higher
transmission efficiency and TS coding rate which the device can transport
1.1.1
Frequency
586.00 MHz
1.1.1
Frequency
586.00 MHz
1.3 Constellation
64QAM
1.3 Constellation
64QAM
1.2. Modulate Standard
J.83A/DVB-C