Agilent Technologies HP8648A Instrukcja Użytkownika Strona 55

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FM Transmitters
54
Measurement Procedure:
1 Connect the Antenna to the ANT IN connector.
CAUTION: Do not exceed the connector’s rated input or permanent instrument damage
may result.
On the Test Set:
2 Press the PRESET key.
If monitoring an FM broadcast signal perform the following steps:
a Press the TX key.
b Use the knob to change IF Filter to 230 kHz.
c Continued to step 3.
If not proceed to step 3.
Using the knob and data entry keys:
3 Select the SPEC ANL screen.
4 From the Controls select Ant.
5 Set Center Freq and Span fields to view desired spectrum.
6 Set Ref Level from 30 dBm to 50 dBm as required to view the desired
signal.
Test Set Options Required
Spectrum Analyzer/Tracking Generator (option 102)
Additional Equipment
Required
Whip antenna
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