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Item | Unit | Performance Parameters | |
Forward Optical Receive Part | |||
Optical Parameters | |||
Optical AGC control range | dBm | -8 ~ +2 | |
Optical Return Loss | dB | >45 | |
Optical Receiving Wavelength | nm | 1100 ~ 1600 | |
Optical Connector Type | _ | FC/APC, SC/APC or specified by the user | |
Optical Fiber Type | _ | Single mode | |
Link Performance | |||
C/N | dB | ≥ 51 |
-1dBm optical input, output level 106dBμV (splitter output) EQ 8dB |
C/CTB | dB | ≥ 65 | |
C/CSO | dB | ≥ 60 | |
RF Parameters | |||
Frequency Range | MHz | 45/87 ~1003 | |
Flatness in Band | dB | ±0.75 | |
Rated Output Level | dBμV |
≥ 106 (Four-way splitter output); ≥ 110 (Two-way independent output) |
|
Max Output Level | dBμV | ≥ 112 | |
Output Return Loss | dB | (85 ~550MHz) ≥16 / (550~1000MHz) ≥14 | |
Redundant Receiver Isolation | dB | ≥75 | |
Output Impedance | Ω | 75 | |
Electrical control EQ range | dB | 0~15 (1dB stepping) | |
Electrical control ATT range | dB | 0~20 (1dB stepping) | |
Reverse Optical Transmit Part | |||
Optical Parameters | |||
Optical Transmit Wavelength | nm | 1310±10, 1550±10 or specified by the user | |
Laser Type | _ | DFB or FP laser | |
Output Optical Power | mW | 1 | |
Optical Connector Type | _ | FC/APC, SC/APC or specified by the user | |
RF Parameters | |||
Frequency Range | MHz | 5 ~ 65 (or specified by the user) | |
Flatness in Band | dB | ±0.75 | |
Input Level | dBμV | 72~ 85 | |
Input Return Loss | dB | ≥16 | |
Independent Transmitter Isolation | dB | ≥60 | |
Input Impedance | Ω | 75 | |
NPR dynamic range | dB |
≥15 (NPR≥30 dB) Use DFB laser |
≥10 (NPR≥30 dB) Use FP laser |
RF Parameters of C-CMTS Interface | |||
CMTS_DS Level of Downstream Insert Port |
dBμV | ≥102 | |
CMTS_US Gain of Upstream Output Port |
dB | 0±1 | Port~CMTS_US output |
Isolation of Downstream to CMTS_US Upstream Output Port | dB | ≥70 | |
General Performance | |||
Power Voltage | V | A: AC (150~265)V; B: AC (35~90)V | |
Feed current through | A | 10 | |
Operating Temperature | °C | -40~+60 | |
Storage Temperature | °C | -40~+70 | |
Relative Humidity | % | Max 95% no condensation | |
Consumption | VA | ≤ 70 | |
Dimension | mm | 360 (L)×330 (W)×155 (H) |
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