Chapter 9
281
Performance Verification Tests
19. Residual Responses
Procedure
150 kHz to 1 MHz
1. Connect the 50
Ω
termination to the analyzer input as shown in
Figure 9-22
.
75
Ω
Input only: Use the adapter and the 75
Ω
termination and
proceed with
step 4
.
2. Press
Preset
. Set the analyzer by pressing the following keys:
Frequency, Start Freq, 150 kHz
Stop Freq, 1 MHz
Amplitude
,
−
60 dBm
Attenuation Auto Man
,
0 dB
BW/Avg
,
3 kHz
Video BW Auto Man
,
1 kHz
Display
,
Display Line On Off
(On),
−
90 dBm
3. Press
Single Sweep
and wait for a new sweep to finish. Look for any
residual responses at or above the display line.
If a residual is suspected, press
Single Sweep
again. A residual
response will persist on successive sweeps, but a noise peak will not.
Note the frequency and amplitude of any residual responses above
the display line in
Table 9-21
.
1 MHz to 1.5 GHz
4. Press
Preset
on the analyzer, then wait for the preset routine to
finish. Press the following keys:
Frequency
,
5 MHz
Span
,
10 MHz
Amplitude
,
−
60 dBm
(50
Ω
Input only)
Amplitude
,
−
11.2 dBmV
(75
Ω
Input)
Attenuation Auto Man
,
0 dB
5. Press
Frequency
, then adjust the center frequency until the LO
feedthrough (the “signal” near the left of the screen) is just off the
left-most vertical graticule line. Press the following analyzer keys:
Frequency
,
CF Step Auto Man
,
9.8 MHz
BW/Avg
,
10 kHz
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 ...