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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 black1.
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.