| Description |
| CYT1550B is an external modulation optical transmitter that adopts high quality laser with SBS restraining technology. Its microprocessor controlling system can optimize the performance of system automatically. Working together with EDFA, CYT1550B can be used in large and medium ring optical network economically and effectively. |
| Features |
A: Standard（rack mounted）case:1U 19''
B: Advanced automatic power control (APC) and automatic temperature control (ATC) circuit.
C: Bandwidth: 45-870MHz, optical power (each port) ≥ 7dBm
D: High stable SBS control (13dBm, 16dBm, 18dBm)
E: AGC and MGC
F: RS485 monitoring interface
G: Front panel LCD display working parameter that can be adjusted at the front panel |
Specifications
| Item |
Unit |
Value |
| Optical Parameters |
| Wavelength |
nm |
1550±5 |
| Optical Return Loss |
dB |
≥60 |
| Output Power |
dBm |
≥7 (Two Ports) |
| Connector |
/ |
FC/APC or SC/APC |
| Link Performance |
| C/N* |
dB |
≥54 |
| CSO* |
dB |
≥65 |
| CTB* |
dB |
≥65 |
| SBS Threshold Value |
dBm |
13/16/18 |
| *PAL-D CW signal input optical transmitter(input level 80dBμv/channel)+optical amplifier+10KM optical fiber and adjustable attenuator + optical receiver(0dBm) |
| RF Parameters |
| Working Bandwidth |
MHz |
45-870 |
| In-band Flatness |
dB |
±0.75 |
| Input Level |
dBμv |
80±5 (77 PAL-D Channels) |
| Input Return Loss |
dB |
≥16 |
| Input Impedance |
Ω |
75 |
| General Parameters |
| Working Temperature |
℃ |
0~+60 |
| Storage Temperature |
℃ |
-40~85 |
| Power Voltage |
VAC |
90-260 (50/60Hz) |
|
