Optical Transmitters and EDFA
N1185
1550nm External Modulation transmitter
N1188
1550nm EDFA
N1285
1550nm transmitter
N1283
1310nm transmitter
FEATURES AND SPECIFICATIONS
z
z
z
z
z
z
z
z
z
High quality, high linearity pump & DFB lasers
Wide working bandwidth 45~860MHz
Output power tunable
Advanced RF pre-distortion function
AGC technology adopted to the RF input
micro processor can conduct status monitoring
Panel display for working status
RS-232 interface for remote monitoring
19 inch standard chassis switch power supply
MODEL
N1185
N1188
N1285
N1283
1550±10
1550±10
1550±10
1310±20
3,5,7,9
14.16,17,18,
19,20,21,22,23
2,3,4,5,6,7,8,9,10
10,12,14,16,
18,20
FC/APC
FC/APC
FC/APC
FC/APC
Suppression Threshold (dBm)
13-18
/
Operating Bandwidth (MHz)
45-860
/
45-860
45-860
110CH (NTSC)
/
110CH (NTSC)
110CH (NTSC)
Input Impedance (Ω)
75
/
75
75
Input Return Loss (dB, min)
16
/
16
16
75~85
/
75~85
80±3
/
-3 to +7dB
Typical +3dB
/
/
3±0.25%
/
3±0.25%
3±0.25%
Flatness (dB)
±0.75
/
±0.75
±0.75
Input Connector Type
F type
/
F type
F type
Link Performance CNR (dB)
≥52
/
≥52
≥52
Link Performance CSO (dB)
≤- 65
/
≤- 65
≤- 65
Link Performance CTB (dB)
≤- 65
/
≤- 65
≤- 60
90~260V,50/60 Hz
90~260V,50/60 Hz
90~260V,50/60 Hz
90~260V,50/60 Hz
Optical Wavelength (nm)
Optical output (mw)
Optical connector Type
channel number
RF Input Level (dBV/ch)
Optical input
OMI
Power Supply
NAGASIMA ELECTRONIC EQUIPMENT
/
www.neecatv.com
/
P3
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