Audio Electrical Specifications - HP Visualize J5000 - Workstation Service Handbook

Audio Inputs Line-in
Mono microphone compatible with 1.5V phantom supply
(bias voltage supplied by the system)
CD-ROM audio (if internal CD-ROM is installed)
Audio Outputs Line-out
Headphone
Mono speaker jacks
Built-in mono speaker
Audio CODEC Crystal CS4215
The
audio electrical specifications for this workstation are summarized in Table 1–5.
Table 1–5.
Frequency Response
Input Sensitivity/Impedance
Line in
Microphone
Max Output Level/Impedance
Line Out
Headphone
Speaker (internal)
Output Impedence
Line Out
Headphone
Signal to Noise*
Line Out
Headphone
Speaker
Line in
Microphone
THD (w nominal load)
Line Out
Headphone
Speaker
Line in
Microphone
* To convert from dB to number of significant bits use the formula:
n = dB dB
.
20 log
6
10
significant bits, or in other words, about 6 bits of noise.
1–14 Product Information

Audio Electrical Specifications

25–20,000Hz
2.0Vpk/47kohm
22mVpk/1kohm
2.8Vpp/47kohm
2.75Vpp/50ohm
5.88Vpp/48ohm
619ohm
118ohm
65dB
61dB
63dB
61dB
57dB
–73dB
–70dB
–68dB
–75dB
–73dB
For example, for 61dB S/N then n= 61/6
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10