Audio Specifications - HP dx7300 Technical Reference Manual

Input/Output Interfaces

5.8.5 Audio Specifications

The specifications for the HD Audio subsystem are listed in Table 5-24.
Parameter
Sampling Rates:
DAC
ADC
Resolution:
DAC
ADC
Nominal Input Voltage:
Mic In (w/+20 db gain)
Line In
Subsystem Impedance (nominal):
Mic In
Line In
Line Out
Headphones Out
Signal-to-Noise Ratio
ADC
DAC
Total Harmonic Distortion (THD)
ADC
DAC
Max. Subsystem Power Output to 4-ohm Internal
Speaker (with 10% THD):
Gain Step
Master Volume Range
Frequency Response:
ADC/DAC
Internal Speaker
NOTE:
[1] Device driver limitation: 48 KHz
5-32
Table 5-24.
HD Audio Subsystem Specifications
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Measurement
44.1-, 48-, 96-, & 192-KHz [1]
44.1-, 48-, & 96-KHz [1]
24-bit
20-bit
.283 Vp-p
2.83 Vp-p
64K ohms
64K ohms
200 ohms
32 0hms
90 db (nom)
100 db (nom)
-82
-87
1.5 watts
1.5 db
-94.5 db
16 – 19,200 Hz
450–4000 Hz
Technical Reference Guide