Table of Contents
Advertisement
www.raisecom.com
2.1 Technical specifications of the E1 interface
2.2 The technical specifications of the optical interface
Optical
Interface
transceiver
Type
S1
DSC/PC
S2
DSC/PC
S3
DSC/PC
SS13
SC/PC
SS15
SC/PC
SS23
SC/PC
SS25
SC/PC
Note: The transmission distance in the table indicates the maximal transmission distance in typical optical
fiber condition. The transmission distance that can be realized depends on the factual status of the network.
Chapter 2 Technical Specifications
Bit Rate: 2048Kbps±50ppm
Coding: HDB3
Interface Type: BNC or RJ-45
Interface Impedance: 75Ω or 120Ω
Physical characteristic: comply with ITU-T G.703 recommendations
Transfer characteristic: comply with ITU-T G.823 recommendations
Jitter tolerance: comply with ITU-T G.823 recommendations
Bit rate: 150Mbps
Line coding: scrambled NRZ
Interface type: SC interface
Optical transmission parameter: different optical transceivers have different optical interface
parameters, please see the table below.
LASER
Receiver
FP
PIN
FP
PIN
DFB
PIN
FP
PIN
FP/DFB
PIN
FP
PIN
DFB
PIN
Wavelength
TX
(nm)
Optical
Power
(dBm)
1310
-15~-8
1310
-5~0
1550/DFB
-5~0
TX:1310
-12~-3
RX:1550
TX:1550
-12~-3
RX:1310
TX:1310
-5~0
RX:1550
TX:1550
-5~0
RX:1310
Overload
Receiving
(dBm)
Sensibility
(dBm)
> -8
< -34
> -8
< -34
> -10
< -36
> -8
< -30
> -8
< -30
> -8
< -32
> -8
< -32
User Manual
Transmission
Distance (Km)
0 ~ 25
10 ~ 60
15 ~ 120
0 ~ 25
0 ~ 25
10 ~ 50
10 ~ 50
3
Advertisement
Table of Contents
