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RF Gain at 0dB optical loss: |
"+9dB nominal when connected to matching equipment" Subtract [2 x Optical Loss]dB for >0dB optical loss. Optical Losses: Fibre = 0.4dB/km typ. for 1310nm Tx, 0.25dB/km typ. for 1550nm Tx Connectors = 0.5dB per connector type." |
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Gain Accuracy: |
±1.0dB |
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Gain Flatness across band: |
±1.0dB |
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Gain Slope: |
<0.7dB / 36MHz |
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Receiver Gain Adjustment Range (gain adjust option only): |
±3dB |
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Gain Stability over Temperature Tx Rx: |
<0.05dB/°C typ. |
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Input Third Order Intercept @ 1.2GHz: |
>+7dBm |
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Input P1dB @ 1.2GHz: |
>-3dBm |
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Total Input Power for 40dBc IMD @ 1.2GHz: |
‐13dBm |
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Noise Figure @ 1.2GHz: |
<36dB, 0dB optical loss @1.2GHz <44dB, 12dB optical loss@ 1.2GHz |
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Carrier to Noise Ratio @ 1.2GHz 1MHz bandwidth, ‐40dBc IMD: |
>65dB for 0dB optical loss >57dB for <12dB optical loss |
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Input/Output Impedance, VSWR: |
50W, VSWR < 1.5 : 1 (14dB min.) |
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Transmitter Alarm Output: |
Monitors laser back‐monitor photocurrent and laser diode forward current. Open collector alarm is raised when laser health is degraded. |
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Receiver Alarm Output: |
Monitors received light level. Open collector alarm is raised when optical loss reaches 20dB. |
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Open Collector Alarm Rating: |
+15V max. 500mA max. |
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Transmitter Monitor Output: |
Analogue measurement of laser diode forward current (IFL). This analogue output voltage monitors the efficiency of the laser diode. VIFL = 68 x I fwd (A). |
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Receiver Monitor Output: |
Analogue measurement of received light level (RLL). The VRLL is set to give +7.75V when link gain is +9dB=, and varies by 0.125V/dB of RF link gain when the gain is reduced by optical path losses. |
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Monitor Output Range: |
+12V max. 0V min., maximum load 10ký |
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RF Connector: |
N Type - 50 ohm - Female |
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Optical Connector: |
Suhner E2000 single mode anglepolished connector FLSH‐2000‐A608 |
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LNA Feed: |
±36V max. 330mA max. via RF centre conductor |
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Current Consumption: |
Rx < 150mA, Tx < 180mA |
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Absolute Maximum RF Input (Tx): |
>+15dBm, 5Vdc |
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Operating Temperature: |
-10°C to +50°C |
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Storage Temperature: |
-40°C to +70°C |
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Wavelength: |
1310 ±20nm |
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Output Power: |
+4.5dBm/3mW nominal |