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Technical Reference Guide
5.8.6 AUDIO SPECIFICATIONS
The specifications for the integrated AC97 audio subsystem are listed in Table 5-23.
Table 5–23. Audio Subsystem Specifications
Table 5-23.
AC97 Audio Subsystem Specifications
Paramemter Measurement
Sampling Rate 5.51 KHz to 44 KHz
Resolution 16 bit
Nominal Input Voltage:
Mic In (w/+20 db gain)
Line In
.283 Vp-p
2.83 Vp-p
Impedance:
Mic In
Line In
Line Out
1 K ohms (nom)
10 K ohms (min)
800 ohms
Signal-to-Noise Ratio (input to Line Out) 90 db (nom)
Max. Power Output (with 10% THD):
Small Form Factor
Slim Desktop/Configurable Minitower
8 watts (into 8 ohms)
3 watts (into 16 ohms)
Input Gain Attenuation Range 46.5 db
Master Volume Range -94.5 db
Frequency Response:
Codec
Speaker (Small Form Factor)
20-20 KHz
450 - 4000 Hz
Compaq Evo and Workstation Personal Computers
Featuring the Intel Pentium 4 Processor
Second Edition - January 2003
5-31