QM-Products 2019 v1.2
11
RF output
4.2.3 “RF Output” page
Figure No 3
In the “RF Outputs” page (Figure No 3) the user is able to setup the RF outputs
settings of the DFL-100H.
With the use of the radio buttons the user is able to select the mode that the
DFL-100H will operate as follows:
DVB-T: modulator working in DVB-T standard
DVB-C: modulator working in DVB-C standard
For each modulator in DVB-T mode the user is able to setup the following
parameters:
•
Frequency – The output frequency
•
Constellation – The constellation
•
Code Rate – The coder rate
•
Guard Interval - The guard interval
•
Channel Bandwidth – The channel bandwidth
•
Modulation – The modulation type
•
Enable/Disable – Enable or disable the modulator
•
Output level – Adjust the output level from 90-104 dΒμV.
The status section provides a general idea to the user of the current payload
(according to the selected programs) comparing to the max. output payload.
It is recommended that the user must not exceed the 85% from each output, since all
the bitrate are variable according to their specific content.
