272
Chapter 9
Performance Verification Tests
18. Displayed Average Noise Level
CAUTION
Use only 75
Ω
cables, connectors, or adapters on instruments with 75
Ω
connectors, or damage to the connectors will occur.
Procedure
1. Press
Preset
on the analyzer, then wait for the preset routine to
finish. Set the analyzer by pressing the following keys:
System
,
50 MHz osc On Off
(On)
Frequency
,
50 MHz
Span
,
2 kHz
Amplitude
,
−
25 dBm
Amplitude
,
+26.76 dBmV
(75
Ω
Input only)
Attenuation Auto Man
,
10 dB
Scale Type Log Lin
(Lin)
Amptd Units, dBm, Done
BW/Avg, 3 kHz
Video BW Auto Man 10 kHz
Det/Demod, Detector, Sample, Done
2. Press
Single Sweep
and wait for a new sweep to complete.
3. Press
Peak Search
and record the marker amplitude reading.
Ref Amptd ____________ dB
4. Press the following keys on the analyzer:
Amplitude, Attenuation Auto Man 0 dB
Scale Type Log Lin
(Log)
Amptd Units, dBm, Done
BW/Avg, 1 kHz
Video BW, 30 Hz
Single Sweep
5. Press
Peak Search
and record the marker amplitude reading.
Meas Amptd ____________ dB
6. Calculate the necessary reference level offset by subtracting the
Meas Amptd in step 5 from the Ref Amptd in step 3. If the calculated
Ref Lvl Offst is greater that +0.05 dB or less than –0.05 dB, record
the Ref Lvl Offst value below. Otherwise, enter 0.
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 ...