USER MANUAL
DUO mXTEND
TM
(NN03-320)
Last updated on July 2019
© 2019 FRACTUS ANTENNAS, S.L. -
9
2.2.4.
RADIATION PATTERNS (2400 - 2500 MHz) GAIN, AND EFFICIENCY
Measurement System Set-Up
Evaluation Board in Plane XY
θ = 90º Plane XY at 2450MHz
= 0º Plane XZ at 2450MHz
= 90º Plane YZ at 2450MHz
Gain
Peak Gain
-0.9 dBi
Average Gain across the band
-0.9 dBi
Gain Range across the band (min, max)
-1.0 dBi
<
–
>
-0.9 dBi
Efficiency
Peak Efficiency
57.7 %
Average Efficiency across the band
54.1 %
Efficiency Range across the band (min, max)
47.2
– 57.7 %
Table 3
–
Antenna Gain and Total Efficiency for the Evaluation Board (Figure 1) for Bluetooth (2400 MHz
- 2500 MHz). Measures made in the Satimo STARGATE 32 anechoic chamber.
X
Y
Z
θ
X
Y
Z
-30
-25
-20
-15
-10
-5
0
180
240
270
310
330
120
150
0
30
60
90
210
180
240
270
310
330
120
150
0
30
60
90
210
180
240
270
310
330
120
150
0
30
60
90
210
180
240
270
310
330
120
150
0
30
60
90
210
-30
-25
-20
-15
-10
-5
0
180
240
270
310
330
120
150
0
30
60
90
210
180
240
270
310
330
120
150
0
30
60
90
210
180
240
270
310
330
120
150
0
30
60
90
210
180
240
270
310
330
120
150
0
30
60
90
210
-30
-25
-20
-15
-10
-5
0
180
240
270
310
330
120
150
0
30
60
90
210
180
240
270
310
330
120
150
0
30
60
90
210
180
240
270
310
330
120
150
0
30
60
90
210
180
240
270
310
330
120
150
0
30
60
90
210
