FOR-A FA-9520 - Automatic Loudness Adjustment (FA-95 ALA)

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6-10-2. Automatic Loudness Adjustment (FA-95ALA)
Automatic Loudness Adjustment is the function that measures and automatically adjusts the
input audio signal loudness level to the target level. The FA-95ALA in one option slot can
measure and adjust the loudness level of 2 signals (monaural, stereo, or 5.1 ch selectable)
simultaneously. The following menus allow you to set the loudness measurement and
adjustment parameters. See section 6-5 AUDIO MAPPING (MAPPING) for details on the
output assignments of the adjusted signals to SDI, AES or analog audio output.
* Available only if the FA-95ALA option is installed.
6-10-2-1. LOUDNESS MEASUREMENT
∙ When installed in option slot A (Channel -1)
L O U D M E A S U R E 1 A
211
M O M E N T S H O R T L O N G
I: - 2 0 . 0 - 2 0 . 0 - 20.0
O: - - - - - - - - - - -----
F 3 > S T R F 4 > C L 0 : 0 0 : 0 3
Menu names and menu pages for the second channel of the FA-95ALA in option slot A,
and the first and second channels of the FA-95ALA in option slot B change as shown
below.
∙ Channel -2 of the FA-95ALA in option slot A
L O U D M E A S U R E 2 A
221
∙ Channel -1 of the FA-95ALA in option slot A
L O U D M E A S U R E 1 B
261
∙ Channel -2 of the FA-95ALA in option slot B
L O U D M E A S U R E 2 B
271
Parameter
Default
Setting range
Description
I
(INPUT)
-
-
Displays the measured loudness level of the
FA-95ALA input audio signal in LKFS. See
section 6-10-2-4. LOUDNESS CHANNEL
ASSIGNMENT for details on input settings.
*1
MOMENT: Momentary loudness level
SHORT: Short-term loudness level
LONG: Long-term loudness level
O
(OUTPUT)
-
-
Displays the loudness level of the audio signal
adjusted by the FA-95ALA in LKFS.
Displays “-----“ if the adjustment is disabled.
*1
MOMENT: Momentary loudness level
SHORT: Short-term loudness level
LONG: Long-term loudness level
F3>
STR
STR (START)
STP (STOP)
Pressing the F3 control knob starts loudness
measurement and adjustment. Press again to
stop. Pressing the F3 control knob alternates the
menu display between STR and STP.
*2
STR: Starts measuring and adjusting.
STP: Stops measuring and adjusting.
Once the measurement and adjustment starts,
the elapsed time will be displayed.
F4>
CL
-
Pressing the F4 control knob clears all measured
loudness levels and the elapsed time display.
*1 Displays “NA” for no input signal. All values measured as over 0.0 LKFS will be displayed
as “0.0”.
*2 Parameter stored in events. If START in the EVENT SETUP page (Sec. 8-3) is set to
LAST SETTING, the menu settings will reset to default whenever the unit is restarted. To
start the unit with other settings, save the desired settings to an event and specify the
stored event number under START.
Menu button
VIDEO OP
AUDIO OP