• Lootom Telcovideo Network (Wuxi) Co.
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            PRODUCT
            
            
            
            

        
            





        
            
            
            
                
            
                    
            
                        
            
                            TFT 1550D Externally Modulated Optical Transmitter
                        
            
                        
            
                            single output or dual output optional. The output optical power ranges from 3dBm to 10dBm
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                            Current position：HOME > HFC
                        
            
                        
            
                            
            
                            
            TFT 1550D Externally Modulated Optical Transmitter
            
                        
            
                        
            
                        
            
                            
            
                            
            
                                
                            
            
                            
            
                            
            
                                
                            
            
                            
            
                            
            
                                
                            
            
                            
                                
                                    Features
                                
                            
                                   
                                ●
                            
                            
                                
                                    single output or dual output optional. The output optical power ranges from 3dBm to
                                    10dBm.
                                
                            
                            
            
                                   
                                ●
                            
                            
                                
                                    superior pre-distortion circuit still has the perfect CTB and CSO performance values
                                    when the high standard CNR value is reached.
                                
                            
                            
            
                                   
                                ●
                            
                            
                                
                                    superior SBS suppression circuit, SBS continuous adjustable, can be suitable for
                                    different transmission distance network requirements.
                                
                            
                            
            
                                   
                                ●
                            
                            
                                
                                    AGC control.
                                
                            
                            
            
                                   
                                ●
                            
                            
                                
                                    Single or dual power supply optional.
                                
                            
                            
            
                                   
                                ●
                            
                            
                                
                                    The intelligent fan, when the chassis temperature reaches 32 degrees C, it starts to
                                    run.
                                
                            
                            
            
                                   
                                ●
                            
                            
                                
                                    LED display has many functions, such as laser monitoring, digital display, fault
                                    alarm, network management and so on. Once the laser's working parameters deviate
                                    from the allowable range of software setting, it will alert.
                                
                            
                            
            
                                   
                                ●
                            
                            
                                
                                    standard RJ45 interface, supports SNMP, remote network management, to adjust AGC,
                                    SBS, OMI, and so on.
                                
                            
                            
            
                                   
                                ●
                            
                            
                                
                                    Through the RS-232 standard interface, users can change the type and specification
                                    of the panel display, and can also be used for local network management and
                                    monitoring.
                                
                            
                            
                                
                                    Technical Specifications
                                
                            
                            
            
                                
                                    
            
                                        
                                            
            
                                                Parameter
                                            
            
                                                    		
                                        
                                            
            
                                                Index
                                            
            
                                                    		
                                        
                                            
            
                                                Remarks
                                            
            
                                                    		
                                    
            
                                    
            
                                        
                                            
            
                                                Optical Parameters
                                            
            
                                                    		
                                        
                                            
            
                                                Wavelength(nm)
                                            
            
                                                    		
                                        
                                            
            
                                                1550±10
                                            
            
                                                    		
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                Output power(dbm)
                                            
            
                                                    		
                                        
                                            
            
                                                2×7
                                            
            
                                                    		
                                        
                                            
            
                                                Can be customized
                                            
            
                                                    		
                                    
            
                                    
            
                                        
                                            
            
                                                Optical return loss (dB)
                                            
            
                                                    		
                                        
                                            
            
                                                ≥50
                                            
            
                                                    		
                                        
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                Connector type
                                            
            
                                                    		
                                        
                                            
            
                                                FC／APC
                                            
            
                                                    		
                                        
                                            
            
                                                Or SC／APC
                                            
            
                                                    		
                                    
            
                                    
            
                                        
                                            
            
                                                RF parameters
                                            
            
                                                    		
                                        
                                            
            
                                                Bandwidth(MHz)
                                            
            
                                                    		
                                        
                                            
            
                                                47～862/1000
                                            
            
                                                    		
                                        
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                Input level(dBμV)
                                            
            
                                                    		
                                        
                                            
            
                                                80±5
                                            
            
                                                    		
                                        
                                            
            
                                                AGC
                                            
            
                                                    		
                                    
            
                                    
            
                                        
                                            
            
                                                Flatness(dB)
                                            
            
                                                    		
                                        
                                            
            
                                                ≤±0.75
                                            
            
                                                    		
                                        
                                            
            
                                                47~1000MHz
                                            
            
                                                    		
                                    
            
                                    
            
                                        
                                            
            
                                                Return loss(dB)
                                            
            
                                                    		
                                        
                                            
            
                                                ≥16
                                            
            
                                                    		
                                        
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                Input inpedance(Ω)
                                            
            
                                                    		
                                        
                                            
            
                                                75
                                            
            
                                                    		
                                        
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                Link Parameters
                                            
            
                                                    		
                                        
                                            
            
                                                CNR(dB)
                                            
            
                                                    		
                                        
                                            
            
                                                ≥53
                                            
            
                                                    		
                                        
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                CTB(dB)
                                            
            
                                                    		
                                        
                                            
            
                                                ≥65
                                            
            
                                                    		
                                        
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                CSO(dB)
                                            
            
                                                    		
                                        
                                            
            
                                                ≥65
                                            
            
                                                    		
                                        
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                SBS(dBm)
                                            
            
                                                    		
                                        
                                            
            
                                                13～19 continuous
                                                    adjustable
                                            
            
                                                    		
                                        
                                            
            
                                                0.1dBm step
                                            
            
                                                    		
                                    
            
                                    
            
                                        
                                            
            
                                                General Parameters
                                            
            
                                                    		
                                        
                                            
            
                                                Interface
                                            
            
                                                    		
                                        
                                            
            
                                                RJ45, R232
                                            
            
                                                    		
                                        
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                Power(V)
                                            
            
                                                    		
                                        
                                            
            
                                                90～265
                                            
            
                                                    		
                                        
                                            
            
                                                Or -48VDC
                                            
            
                                                    		
                                    
            
                                    
            
                                        
                                            
            
                                                Power loss (W)
                                            
            
                                                    		
                                        
                                            
            
                                                ≤50
                                            
            
                                                    		
                                        
                                        
                                    
            
                                    
            
                                        
                                            
            
                                                Working Temp (℃)
                                            
            
                                                    		
                                        
                                            
            
                                                -20～85
                                            
            
                                                    		
                                        
                                            
            
                                                Automatically shell temp
                                                    control 
                                            
            
                                                    		
                                    
            
                                    
            
                                        
                                            
            
                                                Working relative
                                                    humidity
                                            
            
                                                    		
                                        
                                            
            
                                                20%～85%
                                            
            
                                                    		
                                        
                                        
                                    
            
                                            
                            
            
                            
            
                                
            
                            
            
                            





                            
             
            
                        
            
                        
            
                        
                    
            
                
            
            
            
        
            
    
            
    
    
    
    
            
        
            
    
            
    
    
    
    
    
    
    
    
    
    


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