HP DC7900 - Manual (Page 29)

High Definition Audio High Definition Audio High Definition Audio High Definition Audio Type Type Type Type Integrated
High Definition Stereo High Definition Stereo High Definition Stereo High Definition Stereo
Codec
Codec Codec Codec
Yes – ADI 4-channel ADI 1884 codec
Audio Jacks Audio Jacks Audio Jacks Audio Jacks Front microphone-In (150-K ohm Input Impedance)
Rear Line-In/Microphone input (150-K ohm Input Impedance, function is
configurable by audio driver)
Rear Line-Out * (190 ohms Output Impedance, expects at least a 10-K ohm
load)
Front Headphone-Out (0.5 Ohm Output Impedance, expects at least a 32
ohm load)
* Internal Speaker Amplifier is for Internal Speaker only. External Speakers need to be powered
externally. Rear Line in audio port is re-taskable as Line-in or Microphone-in.
Multistreaming Capable Multistreaming Capable Multistreaming Capable Multistreaming Capable Multistreaming can be enabled in the ADI control panel to allow
independent audio streams to be sent to/from the front and rear jacks.
Sampling Sampling Sampling Sampling 8 kHz – 192 kHz
Wavetable Syntheses Wavetable Syntheses Wavetable Syntheses Wavetable Syntheses
(software) Yes – Uses OS soft wavetable
Analog Audio Analog Audio Analog Audio Analog Audio Yes
Number of Channels on Number of Channels on Number of Channels on Number of Channels on
Line-Out
Line-Out Line-Out Line-Out
(mono/stereo)
Stereo (Left & Right channels)
Internal Audio Speaker Internal Audio Speaker Internal Audio Speaker Internal Audio Speaker
Power Rating
Power Rating Power Rating Power Rating
1.5 W
Internal Speaker Internal Speaker Internal Speaker Internal Speaker Yes
External Speaker Jack External Speaker Jack External Speaker Jack External Speaker Jack
(Line-Out) Yes
HP Thin USB Powered HP Thin USB Powered HP Thin USB Powered HP Thin USB Powered
Speakers
Speakers Speakers Speakers
On/Off/Volume Controls On/Off/Volume Controls On/Off/Volume Controls On/Off/Volume Controls Right side of right speaker
Power LED Power LED Power LED Power LED Front of right speaker (green)
Frequency response Frequency response Frequency response Frequency response FO to 20kHz
Watts Watts Watts Watts 2/3 watt (normal/maximum)
Dimensions Dimensions Dimensions Dimensions (H x W x D) Speakers: 5.72 x 3.74 x 0.96 in (14.52 x 9.50 x 2.45 cm) per speaker
Net weight Net weight Net weight Net weight 0.68 lbs (0.31kg)
Environmental Environmental Environmental Environmental
(all conditions
non-condensing) Temperature Temperature Temperature Temperature (operating) 14° to 104° F (-10° to 40° C)
Relative Humidity Relative Humidity Relative Humidity Relative Humidity
(operating) 40% to 90%
Speaker cable length Speaker cable length Speaker cable length Speaker cable length Input cord: 5.91 ft (1800mm±35mm)
L-channel cord: 3.28 ft (1000mm±35mm)
USB cord: 5.91 ft (1800mm±35mm)
Color Color Color Color HP Carbonite
QuickSpecs
HP Compaq dc7900 Business PC HP Compaq dc7900 Business PC HP Compaq dc7900 Business PC HP Compaq dc7900 Business PC
Technical Specifications - Audio
DA - 13029 North America — Version 15 — March 30, 2009 Page 29