Cisco Compact Nodes 90070 and 90071 Datenbogen
Compact Outdoor Node Model 90275
3
Specifications
General Performance
Units
90275
Notes
Optical wavelength
nm
1100 - 1600
Max. optical input level
dBm
≤ 5.5
Optical input level
90275 Output Level
@1310 nm (OMI 3,25%) or 1550 nm (OMI 3,0%)
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
102
104
106
108
110
112
114
-6 -5,5 -5 -4,5 -4 -3,5 -3 -2,5 -2 -1,5 -1 -0,5 0
0,5
1
1,5
2
2,5
3
Optical Input Level [dBm]
Output Level
[dBµV]
Max. Output Level
Min. Output level
Min. Output level
Input noise current, below 750 MHz
pA
√Hz
≤ 6.5 (7.5 @ 750-862 MHz)
Frequency range, reverse/forward
MHz
5-200 /45-862
Split frequencies with
plug-in diplex filters
plug-in diplex filters
MHz
MHz
MHz
30/45, 42/54, 50/70
55/75, or 65/87
Reverse attenuation from output to reverse
transmitter
transmitter
dB
Max. 8.75 @ 5-65 MHz
Max. 9.25 @ 200 MHz
Number of outputs
2 outputs
Return loss, 5 – 40 MHz
dB
20
Return loss, 40 – 862 MHz
dB
20 red. 1.5 / octave
3-state reverse switch,
Element Management controlled
Element Management controlled
dB
On / -6 / off
Main output
dBµV
2 x 112
CTB launch amplifier
dB
≥ 60
1
CSO launch amplifier
dB
≥ 65
1
Flatness
dB
< ± 0.5 typ.
2
Output level slope
dB
Plug-in equalizer, max. 9 dB
Alarms
DC supply voltage
Green LED
Reduced received power
Yellow LED
No AGC
Flashing LED
No optical signal
Red LED