Matrox MXO2 Installation And User Manual page 348

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Audio
• Unbalanced analog audio inputs
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• Unbalanced analog audio outputs
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• Balanced analog inputs
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• Balanced analog outputs
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• Balanced and unbalanced analog audio performance
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Appendix E, Matrox MXO2 Specifications
S/N: > 58 dB, unified weighted
•
SDTV analog component video (passthrough)
Frequency response Y: +/- 0.5 dB max to 5 MHz
•
Frequency response Pb, Pr: +/- 1.0 dB max to 2 MHz
•
Component channel delay: < 8 ns
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Component S/N (Y, Pb, Pr): > 54 dB, unified weighted
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1x stereo pair
RCA connectors
Input impedance: Hi-Z
Line level with 18 db headroom (max level)
1x stereo pair
RCA connectors
Output impedance: 100 
Line level with 18 db headroom (max level)
1x stereo pair
2x XLR female connectors
Nominal levels: +4 dBu (+4 dBm)
Input impedance: Hi-Z
Headroom (max level): 18 db
1x stereo pair
2x XLR male connectors
Nominal levels: +4 dBu (+4 dBm)
Output impedance: 50 
Headroom (max level): 18 db
Sampling frequency: 48 kHz (using 64x oversampling)
Quantization: 24 bits
S/N: > 85 db
THDN at 1 kHz, nominal level: < 0.05%