Audio Tab - Lightware MMX8x8-HDMI-4K-A User Manual

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5. Software Control – Lightware Device Controller
5.6. Audio Tab
This tab is for overview of the input and output audio settings. See
more details about the audio inputs and outputs in
section.
Basic settings can be seen on the default view:
TIPS AND TRICKS: The entire view with full functionality of each
channel is available by clicking on the channel separator button.
Clicking on this button once again closes the advanced layout.
Panorama or Balance settings
Panorama property is available
microphone input settings. It defines,
Audio Interface
that the balanced microphone input is
transmitted to the left or right channel
of the balanced analog output.
Balance parameter is available in advanced analog input, embedded
audio and advanced analog output channel.
Panorama and Balance can be set separately in each channel.
They can be configured three ways:
▪ Click on the knob and keep pressed the left button. Move the
cursor up or down to set the lower or higher value.
Press + or - buttons to increase or decrease the value.
▪
▪ Type the value into the text field.(L1-6 for the left side, R1-6 for
the right side, 0 means the center.)
TIPS AND TRICKS: Double click on the knob restore the default
value (0= center).
Gain settings
See the advanced layout to reach all
adjustable properties.
Gain setting is for increase (or
decrease) the input signal level,
expressed in dB.
Gain values in microphone input channel:
Min. level: -12dB, max. level: +55dB, default level: 0dB. Steps: 1dB.
Gain values in advanced analog audio channel:
Min. level: -12dB, max. level: +21dB, default level: 0dB. Steps: 3dB.
These sections can be configured three ways:
▪ Click on the knob and keep pressed the left button. Move the
cursor up or down to set the lower or higher value.
Press + or - buttons to increase or decrease the value.
▪
Type the value into the text field.
▪
Equalization (EQ) settings
See the advanced layout to reach all
adjustable properties.
The equalizer section is for set the
proper rate of the different frequencies.
MMX8x4-HT series – User's Manual
in
PAN
+
-
L R
GAIN
dB
-12
-12 +55
0 dB
-18 +18
EQ frequencies in microphone input channel:
HIGH: 12kHz; HIGH-MID: 1.6 kHz, LOW-MID: 400Hz, LOW: 120Hz.
EQ frequencies in the other advanced audio channels:
HIGH: 8kHz; HIGH-MID: 1.6 kHz, LOW-MID: 400 Hz, LOW: 100Hz.
EQ parameters can be set separately in each channel, the values are
between -18dB +18dB. Default level: 0dB (zero modification in the
original signal). Steps: 3dB.
These sections can be configured three ways:
Click on the knob and keep pressed the left button. Move the
▪
cursor up or down to set the lower or higher value.
▪ Press + or - buttons to increase or decrease the value. Steps: 3dB.
Type the value into the text field (between -18 and +18).
▪
TIPS AND TRICKS: Double click on the knob restore the default
value (0= center).
Equalization (EQ) setting example
This example shows how EQ settings affect to the audio signal:
LOW HMID LMID HIGH
dB
-18 dB +9 dB +3 dB
18
9
0
-9
-18
20 100 400 1.6k 8k
(Frequency)
Original curve
Frequency response curve
▪ -18 dB was set for the LOW frequencies;
+9 dB was set for the LOW-MID frequencies;
▪
+3 dB was set for the HIGH-MID frequencies;
▪
▪ 0 dB was set for the HIGH frequencies;
TIPS AND TRICKS: Adjust the Low, Low-mid, High-mid, High values
to 0 is recommended as the first step of the EQ settings. Pursue
apply minimal modification of the original signal.
39
0 dB
20k
Hz