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HDE-2H/2S-QAM
Instruction Manual
Dolby Surround Mode: indicates if the audio is two-channel Dolby or not. Possible options are:
Unspecified: indicates the decoder must determine the audio format by itself.
Disabled: indicates the audio is not encoded in surround mode.
Enabled: indicates the audio is encoded in surround mode.
Line Mode: allows the user to select the type of Dynamic Range Compression to be applied to signals that will be used as
direct audio feeds into a TV tuner or other receive devices. The factory default value is “None”.
RF Mode: allows the user to select the type of Dynamic Range Compression to be applied to signals that will be used for
retransmission on an RF carrier, and then fed into TV tuner or other receive devices at the end of the line. The factory
default value is "None".
Possible options for and are:
i) None: no dynamic range controls have been assigned.
ii) Film Standard: suitable for movies where the very low-level sounds are not to be amplified due to other
undesirable background noises that may become audible, but rather the peaks and valleys are normalized
instead. It has a null bandwidth of 10 dB (-31 to -21 dB) and can add up to 6 dB of boost for low levels and
attenuate high levels. The setting is used to quiet load shouting and amplifier whispers. See Dolby Encoding
guidelines for additional information.
iii) Film Light: is similar to “Film Standard” but with a null bandwidth of 20 db (-41 to -21 db) and can add up
to 6 dB of boost for low levels and attenuate high levels.
iv) Music Standard: suitable for program content that is mainly made up of music where the sound level is to
be normalized (reducing the loudness) to be consistent with other programs. It has a null bandwidth of 10 dB
(-31 to-21 dB) and can add up to 12 dB of boost for low levels and attenuate high levels. See Dolby Encoding
guidelines for additional information.
v) Music Light: similar to “Music Standard” but with a null bandwidth of 20 dB (-41 to -21 dB) and can add
up to 12 dB of boost for low levels and attenuate high levels.
vi) Speech: suitable for program content that is mainly made up of speech only and has a null bandwidth of
10 dB (-31 to -21 dB) for average speech and can add up to 15 dB of boost for low levels and attenuate high
levels. The setting is used to quiet load shouting and amplifier whispers. See Dolby Encoding guidelines for
additional information.
Left Channel Track: allows the user to select the location in the HD-SDI stream where the audio track resides. The default
location is “0” which is typically used for the left stereo channel. The range setting is 0 to 15.
Right Channel Track: allows the user to select the location in the HD-SDI stream that the audio track resides. The default
location is “1” which is typically used for the right stereo channel. The range setting is 0 to 15.
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Remember to click on the SAVE button to apply the new values/configurations.
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