Tuolima Group | Fiber Optic Manufacturer & Solution Provider

TLM1550-EM20 1550nm External Transmitter

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High-performance 1550nm external modulated transmitters featuring advanced SBS control and pre-distortion circuits for cost-effective, long-distance HFC and CATV network transmission.

  • Advanced SBS Control

  • Dual Hot-Swap Power

  • Superior CNR/CTB/CSO

Description

Details of Optical Transmitter

ItemsParametersRemarks
Optical ParametersWavelength(nm)1550±10 
LaserDFB 
Modulation WayExternal 
Output Power (dBm)2×71×3~1×10
2×3~2×13
Optical Return Loss(dB)≥60 
Optical ConnectorFC/APCSC/APC
RF ParametersBandwidth(MHz)47-1000 
Input Level   (dBμV)83±5AGC
Flatness(dB)≤±0.7547~1000MHz
Return Loss      (dB)>1647~1000MHz
Input Impedance    (Ω)75 
Link ParametersCNR  (dB)≥52 
CTB  (dB)≥65 
CSO (dB)≥65 
SBS  (dBm)13 16 19 adjustableStep 0.1dB
General ParameterNetwork Management PortRJ45, R232 
Power Supply (V)90~265AC-48VDC
Power Consumption  (W)≤50 
Working Temp     (℃)-5~55Auto shell temp control
Relative Humidity20%~85% 
Size      (″)19″×11″×1.75″483(W)x 381(D)x 44(H)

 

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