HP Dc7700 HP Compaq dx7300 and dc7700 Business PC Technical Reference Guide, 1 - Page 110
Audio Specifications, Table 5-24., HD Audio Subsystem Specifications - audio drivers
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Input/Output Interfaces 5.8.5 Audio Specifications The specifications for the HD Audio subsystem are listed in Table 5-24. Table 5-24. HD Audio Subsystem Specifications Parameter Measurement Sampling Rates: DAC ADC 44.1-, 48-, 96-, & 192-KHz [1] 44.1-, 48-, & 96-KHz [1] Resolution: DAC ADC 24-bit 20-bit Nominal Input Voltage: Mic In (w/+20 db gain) Line In .283 Vp-p 2.83 Vp-p Subsystem Impedance (nominal): Mic In Line In Line Out Headphones Out 64K ohms 64K ohms 200 ohms 32 0hms Signal-to-Noise Ratio ADC DAC 90 db (nom) 100 db (nom) Total Harmonic Distortion (THD) ADC -82 DAC -87 Max. Subsystem Power Output to 4-ohm Internal Speaker (with 10% THD): 1.5 watts Gain Step 1.5 db Master Volume Range -94.5 db Frequency Response: ADC/DAC Internal Speaker 16 - 19,200 Hz 450-4000 Hz NOTE: [1] Device driver limitation: 48 KHz 5-32 www.hp.com Technical Reference Guide