Thor Broadcast H-4ATSC-QAM-IP, Руководство пользователя

Страница: 23 / 44

H-IRD-V4 Manual
21
3.2.6 Modulate Settings
When entering “Modulate Settings” submenu, configure the modulating parameters for
the 4 carrier outputs separately.

Standard
There are three possible options provided for selecting bandwidth: 6M, 7M, and 8M.
When the display shows them, just press LEFT and RIGHT key to choose and press
ENTER to confirm.

Constellation
Four different constellations 64QAM and 256QAM will be shown on the LCD
window. Set constellation type with the same method mentioned above.

Symbol rate
When user enters Symbol rate, the LCD would show the current working rate.
Standard
Constellation
Symbol rate
RF Frequency
RF Level
RF On
Bitrate
Standard
J.83A J.83B J.83C
Constellation
64QAM 256QAM
Modulate
Chanel A
Chanel B
Chanel C
Chanel D