Uhf Fiber Optic Repeater

UHF Fiber Optic Repeater Apply to UHF interphone communication system or TETRA digital trunking communication system signal coverage extension.
Technical parameters:

Item Technology Indexes Remark
Working frequency (MHz): 380-490 Select according to the need
Output power (dBm): 0-5 27-46 Select according to the need
Gain (dB): while optical path loss 10dB 40-70 40-70 Select according to the need
Ripple in the band (dB): <=3
Control point stability(I ALC) :While downlink at the maximum power point, input to add 10dB, The output power changes should be kept within 2dB.
ATT Gain adjustment range (dB): >=30 step 1dB
Noise factor (dB): <=4
Frequency tolerance (ppm): <=0.05
Phase peak error (A ): <=20
RMS Phase error (A ): <=5
Intermodulation Reduction (dBc) Within Working Bandwidth: <=-15dBm/ 30KHz
Out of Working Bandwidth(departure beyond 2.5MHz):<=-36dBm/ 30KHz
Stray Emission (dBm): Within Band <=-36dBm/ 30KHz
9kHz-1GHz <=-36
1GHz-12.75GHz <=-30
Input/output Joints Type and Impedance: N type(Negative) 50 Ohms
VSWR: <=1.4
Optical port output optical power: >=0dBm
Maximum faultless working time MTBF(H): >=50000 hour
Operational environment: Operational temperature:-25a ~+60a ;storage temperature:-35a ~+85a ;Relative Humidity : <=95%
Power requirement: Nominal Value : 220V/50Hz