Controlling Loudness Meters - Calrec SUMMA User Manual

LOUDNESS METERING MODES
+9...-18 LU (EBU +9 relative)
+18...-36 LU (EBU +18 relative)
EBU Mode
-14...-41 LUFS (EBU +9 absolute)
-5...-59 LUFS (EBU +18 absolute)
ATSC A/85:
2011 (BS1770-1)
-15...-42 LKFS (+9 absolute)
-6...-60 LKFS (+18 absolute)
ATSC A/85:
2013 (BS1770-3) -15...-42 LKFS (+9 absolute)
-6...-60 LKFS (+18 absolute)
ARIB TR-B32
-15...-42 LKFS (+9 absolute)
-6...-60 LKFS (+18 absolute)
+9...-18 LU (EBU +9 relative)
+18...-36 LU (EBU +18 relative)
DPP Live
-14...-41 LUFS (EBU +9 absolute)
-5...-59 LUFS (EBU +18 absolute)
+9...-18 LU (EBU +9 relative)
+18...-36 LU (EBU +18 relative)
DPP Non-Live
-14...-41 LUFS (EBU +9 absolute)
-5...-59 LUFS (EBU +18 absolute)

Controlling Loudness Meters

Controls for Loudness metering can be accessed from the Active Show>Meters>Loudness Meters page
The Loudness Metering Mode and Scale is set globally and can be configured for up to 16 Loudness Meters.
There are individual play, pause and refresh controls for each meter and global controls to play, pause and refresh
all the Loudness meters at once. See Figure 5 below.
FIGURE 5 - LOUDNESS METER CONTROLS
CALREC
Putting Sound in the Picture
Scale
+9...-18 LU (+9 relative)
+18...-36 LU (+18 relative)
+9...-18 LU (+9 relative)
+18...-36 LU (+18 relative)
+9...-18 LU (+9 relative)
+18...-36 LU (+18 relative)
Target Target Max True
Loudness Variance
0LU
+/- 1 LU
(-23 LUFS)
0LU
+/-2 LU -2 dBTP
(-24 LKFS)
0LU
+/- 2 LU -2 dBTP
(-24 LKFS)
0LU
+/- 1 LU -2 dBTP
(-24 LKFS)
0LU
+/-2 LU
(-23 LUFS)
0LU
+/- 1LU
(-23 LUFS)
Relative
Peak Gate
-1 dBTP -10.0 LU
N/A
-10.0 LU
-10.0 LU
-1 dBTP N/A
-1 dBTP N/A
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