8. LW3 Programmers' Reference
MMX8x4-HT series – User's Manual
116
Applied firmware package: v1.2.2b5 | LDC software: v2.2.1
8.8.3.11.
Set the Lowpass Filter on the Emb. Audio In
Command and Response
Ý
SET•/MEDIA/AUDIO/I11.LPF=
<lpf_status>
Ü
pw•/MEDIA/AUDIO/I11.LPF=
<lpf_status>
Parameters
<lpf_status>
true
: Lowpass filter is on;
false
: Lowpass filter is off.
Example
Ý
SET /MEDIA/AUDIO/I11.LPF=true
Ü
pw /MEDIA/AUDIO/I11.LPF=true
For more details about the Lowpass Filter in
Legend of Microphone Input Channel
section.
8.8.3.12. Equalizer (EQ) Settings on the Emb. Audio In
Command and Response
Ý
SET•/MEDIA/AUDIO/I11.
<eq_nr>
Gain=
<gain_value>
Ü
pw•/MEDIA/AUDIO/I11.
<eq_nr>
Gain=
<gain_value>
Parameters
Identifier
Parameter values
<eq_nr>
PEQ1
: Low (100 Hz)
PEQ2
: Lmid (400 Hz)
PEQ3
: Hmid: (1.6 kHz)
PEQ4
:
High: (8 kHz)
<gain_value>
The EQ gain value can be set between -18dB and +18dB, in step of 3.00 dB.
The value is rounded down if necessary to match with the step value. For more
details, see
.
Example
Ý
SET /MEDIA/AUDIO/I11.PEQ1Gain=-16.00
Ü
pw /MEDIA/AUDIO/I11.PEQ1Gain=-15.00
8.8.4.
Advanced Analog Audio Output
INFO: Advanced analog audio output setting commands are available in MMX8x4-HT400MC and MMX8x4-
HT420M model. The settings refer to the chosen advanced analog audio channel in the audio mixer. See
more details in
section.
8.8.4.1.
Mute the Analog Audio Out
Command and Response
#analogaudio #volume #mute #advancedaudio
Ý
SET•/MEDIA/AUDIO/O6.Mute=
<mute_status>
Ü
pw•/MEDIA/AUDIO/O6.Mute=
<mute_status>
Parameters
<mute_status>
true:
muted;
false:
unmuted
Example
Ý
SET /MEDIA/AUDIO/O6.Mute=true
Ü
pw /MEDIA/AUDIO/O6.Mute=true
8.8.4.2.
Set the Volume with Exact Value on Analog Audio Out
This command sets the volume in decibel.
Command and Response
Ý
SET•/MEDIA/AUDIO/O6.Volume=
<volume_dB>
Ü
pw•/MEDIA/AUDIO/O6.Volume=
<volume_dB>
Parameters
<volume_dB>
Volume can be set between -80.00dB and 10.00dB, but the it will be rounded for fix values:
-80.00; -60.00; -50.00; -40.00; -35.00; -25.00; -20.00; -15.00; -12.00; -9.00; -6.00; -3.00; 0.00; 3.00; 6.00; 10.00.
Example
Ý
SET /MEDIA/AUDIO/O6.Volume=-8
Ü
pw /MEDIA/AUDIO/O6.Volume=-6.00
