User's Manual

EMS Wireless Operator’s Manual
MirrorCell II CDM 812, CDM1912 Series
608112-1, Rev C
16
1:4
Power
Divider
Yagi Donor Antenna, 15
dBi Gain
MirrorCell II Repeater (92 dB
Gain
8-Story Building, each
floor is 30,000 sq. ft. (175
ft. x 175 ft.)
1 Server Antenna on each
floor
Line of Sight to nearby
BTS
-53 dBm
+39.0 dBm
-52 dBm
-67 dBm received signal
strength
+37.0 dBm
+27 dBm
50 ft. 1/2" coax, 2 dB
loss @ 1900 MHz
150 ft. 1/2" coax, 6 dB loss
+21 dBm at each server
antenna
1 dB Cable Loss
1:2
Power
Divider
(3.5 dB
loss)
1:4
Power
Divider
(6.5 dB loss
each)
Figure 3: MirrorCell

II Indoor Installation Example