17
7)
SNR method.
Measurement mode of the Signal/Noise parameter.
Possible values:
On
and Off.
6 parameters are provided for digital channels with unsupported digital modulation:
1)
Type.
Channel type:
digital
.
2)
Number.
Channel number.
3)
Frequency.
The center frequency of the channel.
4)
Name.
Channel name. It can be edited in ViewIt19C.
5)
Bandwidth.
The parameter determines the channel bandwidth.
6)
SNR method.
Measurement mode of the Signal/Noise parameter.
Possible values:
On
and
Off.
6 parameters are provided for digital channels with Annex B or DVB-C modulation:
1)
Type.
Channel type:
DVB-C
или
J.83-B
.
2)
Number.
Channel number.
3)
Frequency.
The center frequency of the channel.
4)
Name.
Channel name. It can be edited in ViewIt19C.
5)
Modulation
. The parameter determines a type of modulation.
6)
Symbol rate.
The parameter determines the value of the symbol rate.
To save the channel parameters, press
«F2/Save»
button. To exit the function without saving,
press
«
»
.
4.4.2.2
Deleting a Channel Plan
To delete a channel plan, select the required one and press
«F1/Plan/Delete»
then press
«
»
. A
confirmation dialog will appear.
4.4.2.3
Creating New Channel Plan
To create a new channel plan in auto mode, press
«F2/New/Scan»
. After scanning all the TV
channels, the analyzer switches to the channel plan editing mode (Section 4.4.2.1). Edit the
channel plan parameters if necessary and save them into memory.
To create a new channel plan without scanning, press
«F2/New/Empty»
. The device will enter the
channel plan editing mode, where you can manually create a new channel plan.
Содержание IT-19C
Страница 1: ...IT 19C QAM SIGNAL ANALYZER OPERATING MANUAL...
Страница 2: ...2 Revision 1 0 of 06 2019...
