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6-12 Specifications
6.6 Audio Controllers
440BX 440BX
ESS 1869 ISA 16-bit full
duplex audio with Compaq
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Sound
Creative Labs SoundBlaster
128V PCI with Compaq
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!
Sound.
Sampling rate
4 kHz to 48 kHz (adjustable) 48 kHz
Full Scale Input Voltage (rms)
Microphone-In
Line-Input
0.050
1.0
0.1
2.0
Full Scale Output Voltage (rms)
Line Output
1.0 2.35
Dynamic Range (DR)
Digital Playback
Digital Record
81 dB
77 dB
89 dB
87 dB
Total Harmonic Distortion + Noise
Digital Playback
Digital Record
-65 dB
-65 dB
-80 dB
-82 dB
Frequency Response (-3 dB cutoffs)
Line Level (48 kHz)
Speaker
20 Hz to 20,000 Hz
200 Hz to 15,000 Hz
20 Hz to 20,000 Hz
200 Hz to 15,000 Hz
Crosstalk (dB)
Line Output
63 dB 92 dB
Impedance (nominal)
Microphone-In
Line-Out
100-k ohms
5-k ohms
10 Kohms
10 Kohms
Data Types
PCM
A-Law
µ-Law
8-/16-bit (mono/stereo)
8-/16-bit (mono/stereo)
16-bit (mono/stereo)
8-/16-bit (mono/stereo)
8-/16-bit (mono/stereo)
8-/16-bit (mono/stereo)