User Manual
Table Of Contents
36 SpotCell 2500Xe
DU Signal Level Indicator
The graduated blue bars on the back of the DU indicate the signal level received by the
DU
A.3 Antenna Specifications:
0 bars indicates either the display has timed-out (normally after 20
minutes) or that the power is off.
1 bar indicates the received signal level from the base station is
very low (
less than -95 dBm
). Operation may be intermittent.
2 bars indicate the received signal is just within operational range
(
between -90 and -95 dBm
).
3 bars indicate the received signal is
between -85 and -90 dBm
.
4 bars indicate the received signal is
between -80 and -85 dBm
.
5 bars indicate the received signal is at the highest level (
greater or
equal to -80 dBm
).
Cell PCS
DU Antenna CU Antenna DU Antenna CU Antenna
Gain (dBi) 9 dBi 0 dBi 12 dBi +1 dBi
Elevation Beamwidth - typical (dg) 60º 90º 45º NA
Azimuth Beamwidth - typical (dg) 45º NA 22º NA
Front-to-Back Ratio (dB) >20 dB 0 dB >20 dB 0 dB
Polarization Vertical