User's Manual

Lower band is 5.15-5.35 GHz
o Transmitted power in the band 5.25 – 5.35 GHz cannot exceed 250
mW.
o The band 5.15 – 5.25 GHz is for indoor use, and is not used by
ARCXtend.
Upper band is 5.725-5.850 GHz
o Transmitted power in the band 5.725-5.850 GHz cannot exceed 1
Watt
2
.
Figure 1-2 shows the maximum allowable power out of an amplifier to illustrate the
above. Each band has complex rules covering other RF parameters.
50 mW
Indoor
only
5.15 5.25 5.35 5.47 5.725 5.850
Frequency (GHz)
250 mW
250 mW
FCC proposal May03
1000 mW
Transmitter Power
Figure 1-2: Transmitter power limitations set by FCC.
1.3 Range
The ARCXtend’s Point-To-Multipoint architecture provides up to 2-mile line-of-sight
coverage over a 90-degree sector and supports up to 30Mbps of downstream and
10 Mbps of upstream bandwidth.
2
In May 2003 the FCC issued a Notice of Proposed Rule Making (NPRM) to enhance the 5 GHz
band. Arcwave is following that NPRM activity and will enhance products as the Rules are finalized.
ARCXtend manual, August 2003 1-3