Agilent-technologies Agilent E6474A Instrukcja Użytkownika Pobierz pdf (Strona 109)

Get Assistance, if You Need It 6

Agilent E6474A User’s Guide 109

Testing the signal

1 In the Markers group, click Add and To Max. The level and

frequency are displayed at the top-left corner of the

Spectrum Analyzer display.

2 In the Band group, select Downlink.

3 In the Freq/Channel group, change the Center frequency

according to Table 4 on page 110.

4 On the signal generator, set the frequency according to

Table 4 on page 110.

You should see a signal trace showing a single spectral peak in

the middle of the display. Figure 52 on page 110 shows an

example trace.

Figure 51 Spectrum Display with Marker Set to a Center Frequency of 1960MHz(CDMA 1900 band system)

1 2 ... 104 105 106 107 108 109 110 111 112 113 114 ... 183 184

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Agilent-technologies Agilent E6474A Instrukcja Użytkownika Strona 109