Integrated ADI 1981A
Integrated ADI 1981AIntegrated ADI 1981A
Integrated ADI 1981A
Audio
AudioAudio
Audio
Type
TypeType
Type
Integrated
AC ‘97 Stereo Codec
AC ‘97 Stereo CodecAC ‘97 Stereo Codec
AC ‘97 Stereo Codec
Yes
OPL3 FM Synthesis
OPL3 FM SynthesisOPL3 FM Synthesis
OPL3 FM Synthesis
Support
SupportSupport
Support
Yes
Sound Blaster
Sound BlasterSound Blaster
Sound Blaster
Compatibility
CompatibilityCompatibility
Compatibility
Yes
Audio Jacks
Audio JacksAudio Jacks
Audio Jacks
Mic-In (20-K ohm Input Impedance)
Line-In (12-K ohm Input Impedance)
Line-Out * (less than 800 ohms Output Impedance, expects at least a 10-K
ohm load)
Headphone-Out (2.5 Ohms Output Impedance, expects at least a 32 ohm
load)
NOTE:
NOTE: NOTE:
NOTE:
*Internal Speaker Amplifier is for Internal Speaker only. External Speakers need to be powered
externally.
Sampling
SamplingSampling
Sampling
7kHz to 48KHz
Compression
CompressionCompression
Compression
ADPCM, ESPCM
Wavetable Syntheses
Wavetable SynthesesWavetable Syntheses
Wavetable Syntheses
(software)
Yes
3D Positional Sound
3D Positional Sound3D Positional Sound
3D Positional Sound
No
Analog Audio:
Analog Audio:Analog Audio:
Analog Audio:
Number of Channels on
Number of Channels onNumber of Channels on
Number of Channels on
Line-Out
Line-OutLine-Out
Line-Out
(mono/stereo)
Stereo (Left & Right channels)
Internal Audio Speaker
Internal Audio SpeakerInternal Audio Speaker
Internal Audio Speaker
Power Rating
Power RatingPower Rating
Power Rating
3W
Internal Speaker
Internal SpeakerInternal Speaker
Internal Speaker
Yes
Internal Tuned Port
Internal Tuned PortInternal Tuned Port
Internal Tuned Port
Speaker
SpeakerSpeaker
Speaker
Yes
Hardware Equalizer for
Hardware Equalizer forHardware Equalizer for
Hardware Equalizer for
Internal Speaker
Internal SpeakerInternal Speaker
Internal Speaker
5 Band EQ
External Speaker Jack
External Speaker JackExternal Speaker Jack
External Speaker Jack
(Line-Out)
Yes
QuickSpecs
HP Business Desktop d325 Series
HP Business Desktop d325 SeriesHP Business Desktop d325 Series
HP Business Desktop d325 Series
Technical Specifications - Audio
DA - 11642 North America — Version 24 — August 23, 2005
Page 27
(32 pages)
(68 pages)
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