Technical Specification
Reference Guide: evolution 5000 E5780 and E5782 Encoder
Page B-9
ST.RE.E10135.4
Table B.10: MUSICAM (MPEG-1 Layer 2) Analogue Test Specification
Item
Specification
Set-up of Alteia Receiver
Audio Format
MPEG
Output
Analogue
Clip Level
18 dB
Set-up of Audio Encoder
Input
Analogue
Clip Level
18 dB
Sampling Frequency
48 kHz
Coding Standard
MUSICAM, MPEG 1 (Layer 2)
Coding Mode
Stereo
Bitrate
384 k bit/s
Set-up of Lindos Audio Oscillator
Sequence
TPBDLKZ
Test
Tolerance for Left and Right Legs for Channel (A) and Channel (B)
Test Level
T
1 kHz @ 0 dB
± 0.2 dB
Sweep 20 Hz - 20 kHz @ -20 dB
P
20 Hz – 63 Hz
+0.0 to - 0.5 dB
100 Hz – 10 kHz
+0.2 to - 0.3 dB
12.5 Hz – 18 kHz
+0.2 to - 0.5 dB
20 kHz
0 to -1.5 dB
Crosstalk @ 0 dBs
B
100 Hz
72 dB
1 kHz
74 dB
6.3 kHz
67.5 dB
10 kHz
63 dB
Dist noise @ +8 dB
D
100 Hz
68 dB
1 kHz
70 dB
Noise RMS
L
A-weighted
70
dB
Unweighted
70
dB
User Levels @ 1 kHz (0 to 50 dB)
K
+10 dB
±0.2 dB
-10 dB
±0.2 dB
-20 dB
±0.2 dB
-30 dB
±0.2 dB
-40 dB
±0.3 dB
Phase @ 0 dBs
Z
40 Hz
±2°
100 Hz
±2°
315 Hz
±2°
