Specifications
Table 36: Audio bar and aux displays (Option AD) (cont.)
Characteristic Performance requirement Reference information
Surround Display
Provides a dynamic graphic display
of multi-channel surround sound
with integrated indicators for levels,
correlations and dominant location.
Provided with permission of RTW
RADIO-TECHN ISC HE WER KSTAETTEN
GmbH & Co.).
Surround Dominance Indicator Selectable on or off.
Surround Sound Filter Selectable Linear (RMS) or A-Weighted.
A-Weighting filter conforms to IEC651
Type 0.
Table 37: Audio text displays (Option AD)
Charac
teristic
Perfor
mance requirement
Refere
nce information
Sessio
n Log
List of
significant audio events with time
stamps. Depending on input, may include
clips, mutes, silence, over.
Table 38: AES audio inputs (Option AD)
Characteristic Performance requirement Reference information
Inputs
2 sets with 8 Channels each, 32, 44.1, 48,
and 96 kHz, 24-bit, Meets R equirements
of AES 3-ID and SMPTE 276M-1995.
Input Connector BNC, terminated, unbalanced.
Input Impedance
75 Ω
Return loss, typical Typically better than 30 dB to 12 MHz.
Input A has Passive terms that are
the same with power on or off. Input
B has active terms that go to a higher
impedance with the power off.
Input Amplitude Range (typical)
0.2 V to 2 V
p-p.
Input Sample rate 32k, 44.1k, 48k, and 96k samples/second
Input Lock Range (typical) Greater than ± 5% of n ominal sample
rate.
After exceeding 5%, the instrument
may search again for a new lock point.
Typically s tays locked to 12.5%.
Level Meter Accuracy over Frequency
(typical)
0.2dBfrom20Hzto20kHz0to
–40 dBFS sine wave, peak Ballistic mode.
Audio Levels
Bars display signals up to 0 dBFS.
Waveform Rasterizers Specifications and Performance Verification 2 5
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