Agilent Technologies E4404B - Inspecting Results; Troubleshooting Hints

4-16 Chapter 4
Making GSM Air Interface Measurements
Making the Transmitter Transmit (Tx) Band Spurious Measurement
Inspecting Results
Results are displayed according to the following categories in Table 4-4.:
Troubleshooting Hints
• If an external attenuator is used, be sure to include the attenuation
value in the measurement. This can be done under the
Input, Ext Atten menu.
• If an external preamplifier is used, be sure to include the gain value
in the measurement. This can be done under the
Input key.
Table 4-4 Transmitter Tx Band Spurious Measurement Result Categories
Result
category
Unit Min Max Description
Worst spur
frequency
Hz N/A N/A Displays the frequency of the highest peak
from all segments, or from the current
segment if in examine mode.
Worst spur
amplitude
dB –200 100 Displays the amplitude of the highest peak
from all segments, or from the current
segment if in Examine mode.
Marker
frequency
Hz N/A N/A Displays the frequency of the active marker.
Disabled if no markers are active.
Marker
amplitude
dB –200 100 Displays the amplitude of the active marker.
Disabled if no markers are active.