User guide

297
Axio LE card
Audio input/output signals
Analog balanced (1 stereo input pair)
Input impedance High impedance
Nominal levels +4 dBu, 18 dB headroom
Analog balanced (3 stereo output pairs)
Output impedance 50 Ω
Nominal levels +4 dBu, 18 dB headroom
Gain boost available 110 Ω
Analog unbalanced (1 stereo output pair)
Output impedance 110 Ω
Nominal levels –10 dBV, 18 dB headroom
Unbalanced AES/EBU (1 stereo input pair)
Input impedance 75 Ω
Max input levels
5 V
p-p
Unbalanced AES/EBU (3 stereo output pairs)
Output impedance 75 Ω
Nominal output levels
1 V
p-p
Audio specifications
Sampling frequency 48 kHz (using 64× oversampling)
Quantization 24 bits
Environmental specifications
• Minimum/maximum card ambient operating temperatures: 0 to 55º C
• Minimum/maximum storage temperature: –40 to 75º C
• Maximum altitude for operation: 3,000 meters
• Maximum altitude for transport: 12,000 meters
• Operating humidity: 20 to 80% relative humidity (non-condensing)
• Storage humidity: 5 to 95% relative humidity (non-condensing)
¡ Importan t To avoid damage to your Matrox Axio components and/or
computer system, make sure that you don’t operate your Axio LE card at or
near the maximum operating temperature for a prolonged period of time (see
“Monitoring your Axio hardware operating temperatures” on page 249 for
more information).
Axio Installation and User Guide.book Page 297 Monday, July 14, 2008 8:00 AM