2. SPECIFICATIONS
26
Loudness Display
Function
Loudness chart display, numeric display, log, level meter
display, peak value display
Compliant Standard
ITU-R BS.1770, ARIB TR-B32, EBU R128, ATSC A/85
Measurement Channel
Simultaneous measurement of two audio sources
Mode (Main)
Monaural, stereo, 5.1, user specified channel
Mode (Sub)
Off, monaural, stereo
Channel Selection
User-defined assignment of eight channels
LFE Gain
0 to 10 times
Measurement Trigger
Manual (panel), remote, timecode (requires the LV
5770SER08 or LV 5770SER09A), mute
Measurement Mode
BS1770-2, ARIB, EBU, ATSC
Target Level
BS1770-2
-24.0 LKFS
ARIB
-24.0 LKFS (±1 LK)
EBU
-23.0 LUFS (±1 LU)
ATSC
-24.0 LKFS (±2 LK)
Average Time
Momentary Loudness
200 to 10000 ms
Short-term Loudness
200 to 10000 ms
Chart Display
1 During Audio Measurement
Graph display of integrated loudness and momentary or
short-term loudness
2 During Audio Measurement
Graph display of integrated, momentary, or short-term
loudness
Measurement Time
Standard Model
2min, 10min, 30min, 1hour, 2hour
Option
6hour, 12hour, 24hour, 32hour
MAG
Zoomed display of the target level from -18 to +9 (LK/LU)
Numeric Display
Absolute value and relative value displays of integrated
loudness and momentary or short-term loudness
Integrated Loudness
Displayed in red when the target level range is exceeded
Momentary, Short-term Loudness
Displayed in red when the target level is exceeded
Log
Log Time
Up to 2 hours (up to 32 hours with an option)
File
Log
Saved in CSV format
Summary
Saves settings in text format
Level Meter Display
Displays level meters for eight channels
Peak Value Display
Displays peak values of a measurement channel
numerically
