Cisco Prisma 1310 nm DFB Reverse Transmitter for Model 6920 Node Fiche De Données

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Prisma 1310 nm DFB Reverse Tx for Model 6920 Node 
 
3
 
 
Specifications, continued 
 
NPR Performance 
The plot below illustrates the typical Noise Power Ratio (NPR) performance of the 1310 nm DFB transmitter 
module with a 7 dB optical link (15 km glass plus passive loss). 
 
 
 
6920 DFB TX 
Noise Power Ratio (NPR) Performance
25
30
35
40
45
50
55
-60
-55
-50
-45
-40
-35
-30
-25
-20
-15
Input Pow er per Hz (dBmV/Hz)
NP
R (
d
B
)
- 40F
Room Temp
+ 140 F
 
 
Note: NPR performance with noise loading from 5 – 42 MHz.