HP Dc7900 dc7900 manual Load, Ohm load

QuickSpecs

HP Compaq dc7900 Business PC

Technical Specifications - Audio

High Definition Audio Type	Integrated
High Definition Stereo	Yes – ADI 4-channel ADI 1884 codec
Codec
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 CapableMultistreaming can be enabled in the ADI control panel to allow independent audio streams to be sent to/from the front and rear jacks.

Sampling	8 kHz – 192 kHz
Wavetable Syntheses	Yes – Uses OS soft wavetable
(software)
Analog Audio	Yes

Number of Channels onStereo (Left & Right channels) Line-Out

(mono/stereo)

Internal Audio Speaker 1.5 W

Power Rating

Internal Speaker Yes

External Speaker Jack Yes (Line-Out)

HP Thin USB Powered Speakers

On/Off/Volume ControlsRight side of right speaker

Power LED	Front of right speaker (green)
Frequency response	FO to 20kHz
Watts	2/3 watt (normal/maximum)
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	0.68 lbs (0.31kg)
Environmental	Temperature (operating)	14° to 104° F (-10° to 40° C)
(all conditions	Relative Humidity	40% to 90%
non-condensing)	(operating)
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	HP Carbonite

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