Agilent Technologies E4406A, User Manual

Page: 146 / 230

146 Chapter 5
Functional Testing
Frequency Response (Flatness)
5. Initialize the parameters for the instrument, as listed in Table 5-2,
“UUT Initialization,” by performing the following steps:
a. Press
MODE
,
Basic
.
b. To expand the Spectrum window to full screen, ensure that the
Spectrum window is highlighted and press
Zoom
.
If the Spectrum window is not highlighted, press
Next Window
until the Spectrum window is highlighted and then press
Zoom
.
c. Press
FREQUENCY
,
Center Freq
, 10, and
MHz
.
d. Press
Input
,
Input Atten
, 10, and
dB
.
e. Press
Meas Setup
,
Average
,
Avg Number
, 10, and
Enter
.
f. Press
View/Trace
,
Trace Display
, and
Average
.
g. Press
Marker
,
Trace
, and
Spectrum Avg
.
6. Preset the signal source and initialize the test equipment
parameters as listed in Table 5-3, “Signal Source Initialization.”
Table 5-2 UUT Initialization
Parameter Setting
Mode Basic
Measure Spectrum
Frequency Center 10 MHz
Input Attenuation 10 dB
Average On/Off On
Mode Exp
Type Log-Pwr Avg
Number 10
Trace Display Average
Marker Spectrum Avg
Table 5-3 Signal Source Initialization
Parameter Setting
Frequency 10 MHz
Amplitude
−4
dBm
RF output On