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b) Set the starting frequency and stop frequency of the spectrum analyzer.
Press [Reset] key.
Press [frequency], [Start Freq], 800[MHz], [Stop Freq] and 2.5[GHz].
c) Set the video bandwidth to smooth noise so as to improve the resolution.
Press [Bandwidth], [Video Bandwidth Auto Man
] to enable auto off.
Use [↓] key to reduce video bandwidth.
d) Reduce the span by the signal tracking function.
Press [Peak] to activate the signal peak of marker search.
Press [frequency] and [Signal Track Off On].
Press [frequency], [Span] and 100[kHz].
e) Disable signal tracking.
Press [Frequency] and [Signal Track Off On].
f) Move the signal peak to the top division to obtain the highest amplitude measurement accuracy.
Press [Peak] and [Peak Search], and read the peak power.
Press [Amplitude] and [Ref Level], and set it as the peak power. Results are shown in Fig. 4-18.