Outdoor Optical Receiver
3 month agoField Two RF Output Ports AGC Optical Receiver
Hfc Optical Node Features
- 45MHz to 862MHz platform bandwidth and 1310, 1550 dual design platform.
- Perfect surge suppress circuit cooperating with high-pass filter has strong thunder-proof ability and the ability of preventing surge shock.
- Low power consumption design. The power consumption of the whole machine is less than 15W. It has digital display function.
Receiving optical wavelength
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1290-1600nm
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Input optical reflection loss
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>45dB
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Current responsivity
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0.85A/W(1310nm typical value)
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Receiving optical power range
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-8dBm~+3dBm
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Output level
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(Dual output )108dBμV
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+1dBm to -6dBm reception
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(Single output )112dBuV
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Fiber type
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Single mode(9/125nm)
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Fiber connector type
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SC/APC
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Equivalent noise input current
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≦8PA√Hz
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SJ/T10663-1995 No.4.21
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Frequency bandwidth
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45-862MHz
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Flatness within RF
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±0.75dB
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RF reflection loss
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≥16 dB (45-862MHz)
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System link index
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C/N ≥47dB
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Note |
C/CTB ≥ 65dB
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C/CSO ≥ 62dB
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Test port level
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-20dB
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Relative to main output |
Gain adjust range
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0~20dB(1 dB advance)
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Ex-factory 0dB |
Tilt adjust range
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0~14dB(1 dB advance)
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Ex-factory 0dB |
RF output connection
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connection
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AC supply voltage
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~60/90V; ~110V
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Maximum power consumption
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≤15W
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Note: Link test method: 59 pieces of PAL_D analogue television channels are arranged within 111-590MHz bandwidth. 45 lines of QAM64 digital carrier are arranged within 590~958MHz with the level 10dB lower than analogue carrier. Nominal optical link attenuation,-1dBm optical power reception. Independent port analogue television signal 108dBuV output or allocated port 108dBuV output, 10dB gradient.
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