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1.4 TECHNICAL SPECIFICATION
SPECIFICATION
Audio Channels
Number of Channels
Nominal Level
Headroom
Input Impedance
Output Impedance
Format
Signal to Noise Ratio
Total harmonic distortion
Bandwidth (-3dB)
Indicators
Data
Number of channels
Data interface
Channel 1 Controls
Indicators
Optical
Optical wavelength
Transmit power
Receiver sensitivity
Receiver saturation
Link Budget and Transmission Distance
Link Status Indicator
Optical connectors
Environmental, Physical, Power
Operating Temperature
Relative Humidity
Power
Dimensions
Weight
Cassis Current Consumption (CCC)
Page 6
OPTICAL SYSTEMS DESIGN
TABLE 2: TECHNICAL SPECIFICATIONS
PERFORMANCE
4
0dBu (775mV) nominal
18dB
600Ω or 10kΩ (user selectable)
200Ω
Balanced input and output
>70dB at nominal level
<0.05% at nominal level
10Hz to 20kHz
Red indicator for active transmit channels
Green indicator for active receive channels
4
RS232 or RS422 on all 4, RS485 available on channel 1
RS485/Normal Turnaround delays adjustable from 43µS to 87mS (8
steps)
Red indicator for active transmit channels
Green indicator for active receive channels
850nm (OSD730)
1300nm (OSD730L)
-15 to -10dBm into multimode fiber (OSD730 only)
-12 to -10dBm into singlemode fiber (OSD730L only)
<-39dBm
>-12dBm
>24dB ( >7km for multimode, >60km for singlemode)
Red for no optical link
Green for optical link established
ST Standard
-20 to 75°C
0 to 95% non-condensing
10 to 28V
Module: 104W x 144D x 25H
Card: 25W x 208D x 100H
Module: 400g
Card: 200g
0.30 Amp
OSD730 OPERATOR MANUAL
or 15 to 20V
@ 4VA
DC
AC
10273004
DOC ID: 10102908
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