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Specifications 5-5
VisuaLink 128/384 General Description
External Interface Parameters
Parameter
VisuaLink 128
VisuaLink 384
Line Interface
• Applicable Line:
(1) ISDN BRI
(2) High speed digital leased line
• Interface: National ISDN-1
• Connector: 1 Modular jack (RJ-45)
• Transmission speeds:
1) 64/56 Kbps (B)
2) 2x64/2x56 Kbps (2B)
• Applicable Line:
(1) ISDN BRI
(2) High speed digital leased line
• Interface: National ISDN-1
• Connectors: 3 Modular jacks (RJ-45)
• Transmission speeds:
1) 64, 128 192, 256, 320, 384 Kbps
2) 56, 112, 168, 224, 280, 336 Kbps
Video
Input
Video 1 In
• Standard: NTSC composite signal
(525 line, 59.94Hz)
• Connector: RCA pin jack
• Standard: NTSC composite signal
(525 line, 59.94Hz)
• Connector: RCA pin jack
Video 2 In
• Standard: S-Video Component signal
(525 line, 59.94Hz)
• Connector: DIN 4-pin
• Standard: S-Video Component signal
(525 line, 59.94Hz)
• Connector: DIN 4-pin
Video
Output
Video 1 Out
• Standard: NTSC composite signal
(525 line, 59.94Hz)
• Connector: RCA pin jack
• Standard: NTSC composite signal
(525 line, 59.94Hz)
• Connector: RCA pin jack
Video 2 Out
• Standard: S-Video Component signal
(525 line, 59.94Hz)
• Connector: DIN 4-pin
• Standard: S-Video Component signal
(525 line, 59.94Hz)
• Connector: DIN 4-pin
Audio
Input
Line Audio In
• Input level: -10dBv
• Excessive Load Level:+3dB (G711, G728),
+9dB (G722)
• Input Impedance: High impedance,
unbalanced
• Connector: RCA pin jack
• Input level: -10dBv
• Excessive Load Level:+3dB (G711, G728),
+9dB (G722)
• Input Impedance: High impedance,
unbalanced
• Connector: RCA pin jack
Headset Input
(Using recommended headset):
• Microphone: Electric condenser type (power
supply voltage +25V)
• Input impedance:High impedance
(Using recommended headset):
• Microphone: Electric condenser type (power
supply voltage +25V)
• Input impedance:High impedance
Microphone
Input
(Using recommended microphone):
• Number of connections: 3
• Applicable microphone: Electric
condenser type (power supply
voltage + 15V)
• Impedance: Low impedance
(Using recommended microphone):
• Number of connections: 3
• Applicable microphone: Electric
condenser type (power supply
voltage + 15V)
• Impedance: Low impedance