Product features            

- (1) GSM-R fiber optic repeater is an important part of GSM-R system, which is widely used in mountain area and tunnel.Ticom Tech has participated in formulating the GSM-R AP industry standard and provides a variety of analog and digital optical fiber repeater products. 

 (2) Tucom GSM-R fiber optic repeater products            

Model              Description            

TGZ-R             common type (applicable to the line below C2)            

TGZ-RG            high speed rail type (with interlaced coverage function and is suitable for C3 line)            

TDZ-R             digital repeater, with function of leaky cable monitoring and environmental dynamic monitoring         

TDZ-R0             digital repeater           

TDZ-R1             digital repeater with function of leaky cable monitoring             

TDZ-R2             digital repeater with  function of environmental dynamic monitoring 

(3) the features of TGZ-RG type GSM-R high speed optical fiber repeater:

1 near end machine can drag 16 remote machines            

It adopts single fiber optic module with functions of parameter query and setting, and fault location.          

Modules have redundant backup functions            

It has transparent Ethernet transmission channels and interfaces, and supports remote monitoring center management 

Operating frequency range: ：885M～889MHz；DNLink：930M～934MHz

Maximum output power of downlink: single port is 5W/per path, dual port is 2W/per path, error range is 1dB            

control range of downlink output power : control range        

Downlink output power detection: range + 20 dBm ~ Pmax; precision ±1.5dB

The ALC control range:≤±2dB

Gain:            

The maximum gain value should not be more than 50 dB, and the maximum nominal gain error is not more than ±1dB           

The gain adjustment range: ≥20dB           

Passband Ripple: ≤1dB (peak value)            

Noise coefficient:            

The noise coefficient of single RF output port equipment: ≤4dB; The noise coefficient of double RF output port equipment ≤7dB.            

Out- of -band suppression:            

When the deviation edge frequency is no less than 5MHz, out- of -band suppression is no more than 30dB.

Optical path loss:            

Maximum allowable value of optical path loss≥10dB 

Power adaptability:            

DC power supply: DC power supply is -48V (range of fluctuation: -38V～-58V)            

AC power supply: AC power supply is AC220V/50Hz            

The light output power:≥ 0dBm