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HAENNIG, Gerald, 12/14/2015 11:36 PM


5. Conclusions

5.1 Link comparison : Optical link vs Coaxial Cable for 30 m link length (like in a home)

Parameter Coaxial Cable Optical Link
RF Gain @ 950 MHz [dB] -3.6 +0.5
RF Gain @ 2150 MHz [dB] -5.6 +3.0
Noise Figure @ 950 MHz [dB] +3.6 +30
Noise Figure @ 2150 MHz +5.6 +33
IIP3 [dBm] +50 +10
SFDR [dB/Hz2/3] +145 +102
LNB remote supply Yes No, supply close to antenna for OTX required
Current Consumption [mA] 0 700 mA / 12 V
LNB telecommand Yes No
Bidirectional link Yes Yes, but with additional hardware
Cost Low High