Audio signal levels tables, Codec c90 system integrator guide – TANDBERG Codec C90 D14128.02 User Manual
Page 26
D14128.02—NOVEMBER 2008
26
Codec C90
System Integrator Guide
Contents
Introduction
Getting Started
Interfaces
About the API
xConfiguration
xCommand
xStatus
Cameras
Appendices
Contact us
Interfaces
Notes:
Default levels are marked with white text on black
1.
For the dBu value for input clipping level and absolute max output level, a sine waveform is
2.
assumed
If numbers in dBV are required, dBV value is 2.2 dB lower than the dBu value.
3.
Example: -10 dBu equals -12.2 dBV
Line Inputs 1 to 8
XLR female
Signal
levels
Clipping level
Nominal
level
Level
setting
[dB]
[Vpp]
[dBu]
[dBu]
0.0
34.7
24.0
6.0
1.0
31.0
23.0
5.0
2.0
27.6
22.0
4.0
3.0
24.6
21.0
3.0
4.0
21.9
20.0
2.0
5.0
19.5
19.0
1.0
6.0
17.4
18.0
0.0
7.0
15.5
17.0
-1.0
8.0
13.8
16.0
-2.0
9.0
12.3
15.0
-3.0
10.0
11.0
14.0
-4.0
11.0
9.8
13.0
-5.0
12.0
8.7
12.0
-6.0
13.0
7.8
11.0
-7.0
14.0
6.9
10.0
-8.0
15.0
6.2
9.0
-9.0
16.0
5.5
8.0
-10.0
17.0
4.9
7.0
-11.0
18.0
4.4
6.0
-12.0
Line Inputs 1 to 4
Female RCA/phone
Signal
levels
Clipping level
Nominal
level
Level
setting
[dB]
[Vpp]
[dBu]
[dBu]
0.0
17.4
18.0
0.0
1.0
15.5
17.0
-1.0
2.0
13.8
16.0
-2.0
3.0
12.3
15.0
-3.0
4.0
11.0
14.0
-4.0
5.0
9.8
13.0
-5.0
6.0
8.7
12.0
-6.0
7.0
7.8
11.0
-7.0
8.0
6.9
10.0
-8.0
9.0
6.2
9.0
-9.0
10.0
5.5
8.0
-10.0
11.0
4.9
7.0
-11.0
12.0
4.4
6.0
-12.0
13.0
3.9
5.0
-13.0
14.0
3.5
4.0
-14.0
15.0
3.1
3.0
-15.0
16.0
2.8
2.0
-16.0
17.0
2.5
1.0
-17.0
18.0
2.2
0.0
-18.0
Microphone Inputs 1 to 8
XLR female
Signal
levels
Clipping level
Nominal
level
Level
setting
[dB]
[mVpp]
[dBu]
[dBu]
0.0
275.0
-18.0
-36.0
1.0
245.1
-19.0
-37.0
2.0
218.4
-20.0
-38.0
3.0
194.7
-21.0
-39.0
4.0
173.5
-22.0
-40.0
5.0
154.6
-23.0
-41.0
6.0
137.8
-24.0
-42.0
7.0
122.8
-25.0
-43.0
8.0
109.5
-26.0
-44.0
9.0
97.6
-27.0
-45.0
10.0
87.0
-28.0
-46.0
11.0
77.5
-29.0
-47.0
12.0
69.1
-30.0
-48.0
13.0
61.6
-31.0
-49.0
14.0
54.9
-32.0
-50.0
15.0
48.9
-33.0
-51.0
16.0
43.6
-34.0
-52.0
17.0
38.8
-35.0
-53.0
18.0
34.6
-36.0
-54.0
Audio Signal Levels tables
Line outputs 5 to 6
XLR male
Signal
levels
Absolute max
output level
Nominal
level
Level
setting
[dB]
[Vpp]
[dBu]
[dBu]
–18.0
4.4
6.0
-12.0
–17.0
4.9
7.0
-11.0
–16.0
5.5
8.0
-10.0
–15.0
6.2
9.0
-9.0
–14.0
6.9
10.0
-8.0
–13.0
7.8
11.0
-7.0
–12.0
8.7
12.0
-6.0
–11.0
9.8
13.0
-5.0
–10.0
11.0
14.0
-4.0
–9.0
12.4
15.0
-3.0
–8.0
13.9
16.0
-2.0
–7.0
15.6
17.0
-1.0
–6.0
17.5
18.0
0.0
–5.0
19.6
19.0
1.0
–4.0
22.0
20.0
2.0
–3.0
24.7
21.0
3.0
–2.0
27.7
22.0
4.0
–1.0
31.0
23.0
5.0
0.0
34.8
24.0
6.0
This specification is valid for Mic 1–8 inputs if
Microphone Level setting is selected.
This specification is valid for Line 1-8 inputs if Line
Level setting is selected.