4 Technical Information
System Specifications
78 English
Mixer • AC’97 and MPC-3 audio mixer
• Input mixing sources: MIDI, microphone, LINE IN,
CD Audio, AUX Audio, and digitized sounds
• Output mixing of all audio sources to the LINE OUT or
integrated PC Workstation speaker
• Multiple source recording and Left/Right channels
swapping or mixing
• 16-level microphone volume control
• 64-level volume control for digitized sounds, MIDI music,
CD-Audio, LINE In, and Aux1 Audio
• 32-level master volume control
• External hardware volume control for Master Volume
LINE IN • Input impedance: 15 ohms
• Input range: 0 to 2 Vpp
LINE OUT • Stereo output of 5 mW a channel with headphone
speakers (impedance >600 ohms)
MIDI/Joystick Interface • Built-in MIDI interface for connection to external MIDI
devices
• Sound Blaster and MPU-401 UART mode compatible
• MIDI time-stamp for multimedia extension
• Input buffer: 64-byte FIFO
• Standard analog PC Workstation mono joystick port
Audio Front Panel • Microphone In jack
• Headphone Out jack
• Master volume control potentiometer
Microphone In jack • 20 dB gain preamplifier. The boost can be muted with
software
• 16-level programmable volume control
• Input impedance: 600 ohms
• Sensitivity: 30 mVpp to 200 mVpp
Headphone Out jack • Impedance: 32 ohms
Feature: Description:
napa.bk : napa-ug4.fb4 Page 78 Monday, August 4, 1997 7:20 PM
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