Tescom TC-5915AP, Руководство пользователя, Страница: 58 / 62

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Performance Test
6
Set the spectrum analyzer as follows:
●
Center Frequency : 900 MHz
●
Span : 1 MHz
●
Amplitude: +10 dB
7
Circle the test antenna around the Shield Box lid, and check the maximum reception.
(Make sure the lid is OPEN.)
●
Press Peak Search button on the spectrum analyzer to set the maximum value of
measurement standard.
Figure 6-3 Searching for Maximum Reception
8
Close the lid.
9
Set the input range of the spectrum analyzer as follows:
●
Center Frequency : 900 MHz
●
Span : 1 MHz
●
Amplitude: -30 dB
10
Circle the test antenna around the entire Shield Box, particularly around the lid and modules on
the rear panel. Check the maximum leakage.
Figure 6-4 Measuring Maximum Leakage (Ex, value : -90 dBm)