IPC-TM-650 EN 2022 试验方法1.pdf - 第537页

Frequency (GHz) -60 -70 -80 -90 8.6 8.7 8.8 8. 9 9.0 Magnitude of S 21 (dB)

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Substrate Thickness (mm)
Sample Relative Permittivity
2
4
6
8
10
20
50
100
10
8
6
4
2
0
0 1 2 3 4
5
TE
011
Resonant Frequency (GHz)
Frequency (GHz)
-60
-70
-80
-90
8.6 8.7 8.8 8.9 9.0
Magnitude of S
21
(dB)