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920MHz Band Wireless Device (Korea) USERS MANUAL EM-9121 Rev. 1
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ROOFTOP ANTENNA FOR WIRELESS I/O WL40KR SERIES
The following figures show directionality of the rooftop antenna.
The Rooftop antenna is omnidirectional in a horizontal plane.
X-axis
Y-axis
Z-axis
XY plane
XZ plane
-10
-10
-20
-30
-40
-20
-30
-10
10
0
0
0
30
60
90
120
150
180
210
240
270
300
330
[E-Plane]
[H-Plane]
-10
-10
-20
-30
-40
-20
-30
-10
10
0
0
0
30
60
90
120
150
180
210
240
270
300
330
E_PLANE
—— 863MHz
—— 890MHz
—— 900MHz
—— 930MHz
E_PLANE
—— 863MHz
—— 890MHz
—— 900MHz
—— 930MHz
Figure 9.3 Directionality of rooftop antenna for WL40KR series <reference>