VHF Fiber Optic Repeater

Item

Technology Indexes

Remark

uplink

downlink

Working frequency (MHz)

130-170

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(ΔALC)

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 (°)

≤20

RMS Phase error (°)

≤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:-25℃~+60℃;storage temperature:-35℃~+85℃;Relative Humidity:≤95%

Power requirement

Nominal Value:220V/50Hz