User's Manual Part 2
FiberDistributedAntennaSystem(FiberDAS)
69
BIU RF1 Settings
ThispagewillallowtheusertochangetheattenuatorvaluesintheBIUforthepathselected.
Figure 68 BIU RF1 Settings
1
2
3
Item Description
1
Attenuatorsettingforthedownlinkpath.Enteravaluefrom‐14to‐44
(rangevariesdependingoffrequencyband).
Note:ClickSubmitafterenteringvalue.
2
Attenuator/Gainsettingfortheuplinkpath.
Enteravaluefrom‐17to12(rangevariesdependingoffrequencyband).
NotethattheBIUhasrawgainin
theuplinkpathoncertainBIUtypes(gain
canbedeterminedbypositivevalueinthesettingrange.
Aselectionof12indicatesfullgainof12dBintheBIU.
Aselectionof9willdecreasetheBIUuplinkoutputby3dB.
Aselectionof0willdecreasetheBI
Uuplink
outputby12dB.
Aselectionof‐17willdecreasetheBIUuplinkoutputby29dB.
Note:ClickSubmitafterenteringvalue.
3
ThisselectionturnstheuplinkpathOnorOff(maximumattenuation
setting).