Chapter 9
273
Performance Verification Tests
18. Displayed Average Noise Level
Ref Lvl Offst ____________ dB
7. Press
System, 50 MHz osc On Off
(Off), then
Amplitude, Ref Lvl Offst
,
and enter the value recorded in step 6.
75
Ω
Input only: Press
Amplitude
,
Amptd Units, dBm, Done
8. Connect the 50
Ω
termination to the analyzer input as shown in
Figure 9-21
.
75
Ω
Input only: Use the 75
Ω
termination.
400 kHz
If testing an analyzer with a 75
Ω
input, skip
step 9
through
step 11
and
proceed to
step 12
“1 MHz to 10 MHz”.
9. Press
Frequency, 400 kHz
. Set the analyzer by pressing the following
keys:
Span
,
50 kHz
Amplitude
,
−
70 dBm
BW/Avg
,
1 kHz
Video BW Auto Man
,
30 Hz
Sweep
,
Sweep Time Auto Man
,
5 sec
Det/Demod
,
Detector
,
Sample
Single Sweep
Wait for the completion of a new sweep.
10.Press the following analyzer keys:
Display
,
Display Line On Off
(On)
Adjust the display line so that it is centered on the average trace
noise, ignoring any residual responses (refer to the Residual
Responses verification test for any suspect residuals).
11.Record the display line amplitude setting as TR Entry 1 of the
performance verification test record as the noise level at 400 kHz.
The average noise level should be less than the specified limit.
Ref Lvl Offst
Ref Amptd
Meas Amptd
–
=
Summary of Contents for ESA-L1500A
Page 12: ...11 1 Preparing for Use and Printing ...
Page 28: ...27 2 Getting Started ...
Page 47: ...46 Chapter2 Getting Started Analyzer Battery Information ...
Page 48: ...47 3 Troubleshooting ...
Page 54: ...Chapter 3 53 Troubleshooting How to Return Your Analyzer for Service Figure 3 1 ...
Page 117: ...116 Chapter4 Front Panel Key Reference Trig ...
Page 118: ...117 5 Menu Maps ...
Page 119: ...118 Chapter5 Menu Maps ...
Page 120: ...Chapter 5 119 Menu Maps ...
Page 121: ...120 Chapter5 Menu Maps ...
Page 122: ...Chapter 5 121 Menu Maps ...
Page 124: ...Chapter 5 123 Menu Maps ...
Page 125: ...124 Chapter5 Menu Maps ...
Page 128: ...Chapter 5 127 Menu Maps ...
Page 129: ...128 Chapter5 Menu Maps ...
Page 130: ...Chapter 5 129 Menu Maps ...
Page 131: ...130 Chapter5 Menu Maps ...
Page 135: ...134 Chapter5 Menu Maps ...
Page 136: ...135 6 Options and Accessories ...
Page 145: ...144 Chapter6 Options and Accessories Accessories ...
Page 146: ...145 7 Specifications ...
Page 179: ...178 Chapter7 Specifications Regulatory Information ...
Page 180: ...179 8 Required Equipment ...
Page 187: ...186 Chapter8 Required Equipment Test Equipment ...
Page 308: ...307 10 Performance Verification Test Record ...