Agilent Technologies E1401-90493 User Manual Page 65

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Chapter 2 65
Performance Verification Tests
7. Noise Sidebands
Det/Demod, Detector, Sample
Sweep, Sweep Time, 5 sec
Single
Wait for the completion of a sweep, then press Peak Search (or
Search).
5. Press the following analyzer keys to measure the noise sideband
level at 10 kHz:
Marker, Delta
More
, Function, Marker Noise (or Noise)
AMPLITUDE, –10 dBm
FREQUENCY,
CF Step, 10 kHz
Center Freq,
SPAN, Zero Span
Single
Record the marker amplitude noise reading in Table 2-10 as the
Upper Sideband Noise Level at 10 kHz.
6. Press the following analyzer keys to measure the noise sideband
level at
10 kHz:
FREQUENCY, Center Freq, ,
Single
Record the marker amplitude noise reading in Table 2-10 as the
Lower Sideband Noise Level at
10 kHz.
7. Press
FREQUENCY, Center Freq,
8. Continue with Part 3: Noise Sideband Suppression at 20 kHz.
Part 2: Noise Sideband Suppression at 10 kHz (measured in
100 Hz RBW)
1. Perform the following steps to set up the equipment:
Set the synthesized signal generator controls as follows:
FREQUENCY, 1000 MHz
AMPLITUDE
, 0dBm
AM
, OFF
FM
, OFF
2. Connect the equipment as shown in Figure 2-7.
3. Press
Preset on the analyzer. Press the Factory Preset softkey, if it is
displayed. Set the analyzer by pressing the following keys:
FREQUENCY, 1 GHz
SPAN
, 10 MHz
AMPLITUDE
, Attenuation 10 dB (Man)
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