User's Manual
ISO 9001:2000 Cert. N°4500/1
Version 1.1 SDT_ARK6_User_Manual_ENG_vATSC Page 62 of 206
Box
Parameter / Control
Description
Admitted Ranges / Values
Audio
Carrier Level 2 [dB]
Audio 2 carrier level setting.
This parameter is the amplitude difference, expressed in dB values,
between the video carrier and the audio 1 carrier. Not used for
mono audio carrier configurations such as NTSC or PAL M.
MIN: -22
MAX: -7
Step: 1
Audio
Emphasis
Audio emphasis value monitor.
The audio emphasis used depends on the modulation standard.
50us (used for PAL-BG)
75us
Audio
Emphasis disable
Audio emphasis disable.
This control disables the audio emphasis.
Audio emphasis enabled (not
ticked);
Audio emphasis disabled (ticked).
Audio
Audio type
Audio modulation type selection.
This control selects the audio modulation mode. Stereo and dual
carrier modes are not available for standards that support mono
audio only.
Mono dual carrier;
Dual sound;
Stereo;
Mono single carrier.
Audio
Sound system
Audio carrier spacing selector.
This control shows more options for the standard that supports
more than one audio carrier spacing.
FM 5.5/5.742
Group delay
Group delay selector
Select the group delay to apply.
The available group delay curve depends on the group delay
definition loaded on the device.
e.g. for PAL BG:
Flat (no group delay curve)
Curve A
Curve B