User Manual

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Appendix A: WIMAN Hardware
8.2 Antenna systems
Different antenna systems are available for the WIMAN radio
modem:
•
Omni-directional
antennas with a gain of 2 dBi.
These antennas are used typically for the installation of the
WIMAN star or WIMAN Bridge stations.
Dimensions: Length 120cm/4ft, diameter 5cm/2in
•
Planar array antennas
with an opening angle of 75° azi-
muth, 60° elevation and an antenna gain of 8,5 dBi.
Another antenna type provides an opening angle of 27°
azimuth and elevation and an antenna gain of 16dBi.
These antennas were developed mainly for the application
on the customer side in connection with the WIMAN
ACCESS. In addition, they are suitable for point-to-point
connections in connection with the WIMAN LINE.
Dimensions:
10cm x 10cm x 3cm /4in x 4in x 1.2in (8.5 dBi)
•
Paraflector antennas
with an opening angle of 7,5° azi-
muth and an antenna gain of 23 dBi.
These antennas were developed particularly for point-to-
point connections over a large distance
Dimensions: 100cm x 60cm x 60cm/40in x 24in x 24in.