Compaq Deskpro AP550 - Audio System; Keyboard

Physical and Operating Specifications
7-21
Audio System
Table 7-17
Audio System
Sampling rate 7 KHz to 48 KHz (adjustable)
Full scale input voltage (rms)
Microphone-in
Line-in
0.100
2.15
Full scale output voltage (rms)
Line output 1.4
Dynamic range (DR)
Line input-to-line output
Digital playback
Digital record
95 dB
90 dB
86 dB
Total Harmonic Distortion + Noise
Line input-to-line output
Digital playback
Digital record
-72 dB
-67 dB
-77 dB
Frequency response (-3 dB cutoffs)
Line level (48 kHz)
Speaker
20 Hz to 20,000 Hz
110 Hz to 15,000 Hz
Crosstalk (dB)
Line Out 70 dB
Impedance (nominal)
Microphone-in
Line-in
Headphone-out
Line-out
10-K ohm
10-K ohms
16 ohms (min.)
800 ohms
Data types
PCM
A-Law
µ-Law
8-/16-bit (mono/stereo)
8-/16-bit (mono/stereo)
8-/16-bit (mono/stereo)
Keyboard
Table 7-18
Compaq Enhanced Keyboard
U.S. Metric
Dimensions
Height
Width
Depth
1.3 inch
18.3 inch
6.4 inch
3.3 cm
46.5 cm
16.1 cm
Weight
3.0 lb 1.4 kg