Performance Verification
3-20
RTX100A ISDB-T RF Signal Generator Service Manual
Checking the Output Signal.
1.
Use the 75
Ω
BNC cable to connect the RF Out connector on the RTX100A
to the CH2 connector on the frequency counter. See Figure 3-10.
RTX100A rear panel
Frequency counter (53181A Option 015)
75
Ω
BNC cable
Figure 3-10: Equipment connection for checking the RF output signal
2.
Select
ISDB-T/ASI
>
Calibration
on the RTX100A.
3.
In the resulting dialog box, enter
rtx100cal
for a password. The
ISDB-T
Calibration
dialog box appears.
4.
In the dialog box, set
Reference Frequency
to
13
, and then select the
Cal
Signal
check box.
5.
Set the frequency counter settings as indicated below:
MEASURE
Frequency2
. . . . .
Gate Time: 0.20 s
6.
Verify that the frequency counter reading falls within the range of
473.1426 MHz to 473.1434 MHz.
7.
Set
Reference Frequency
to
38
.
8.
Verify that the frequency counter reading falls within the range of
623.1424 MHz to 623.1436 MHz.
9.
Set
Reference Frequency
to
62
.
10.
Verify that the frequency counter reading falls within the range of
767.1423 MHz to 767.1437 MHz.
11.
Clear the
Cal Signal
check box.
12.
Disconnect the 75
Ω
BNC cable from the RTX100A and frequency counter.
Содержание RTX100A
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Страница 10: ...Table of Contents vi RTX100A ISDB T RF Signal Generator Service Manual...
Страница 14: ...Service Safety Summary x RTX100A ISDB T RF Signal Generator Service Manual...
Страница 16: ...Environmental Considerations xii RTX100A ISDB T RF Signal Generator Service Manual...
Страница 21: ...Specifications...
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Страница 24: ...Product Overview 1 2 RTX100A ISDB T RF Signal Generator Service Manual...
Страница 36: ...Specifications 1 14 RTX100A ISDB T RF Signal Generator Service Manual...
Страница 37: ...Theory of Operation...
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Страница 44: ...Theory of Operation 2 6 RTX100A ISDB T RF Signal Generator Service Manual...
Страница 45: ...Performance Verification...
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Страница 73: ...Adjustment Procedures...
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Страница 78: ...Adjustment Procedures 4 4 RTX100A ISDB T RF Signal Generator Service Manual...
Страница 79: ...Maintenance...
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Страница 114: ...Removal and Installation Procedures 5 34 RTX100A ISDB T RF Signal Generator Service Manual...
Страница 130: ...Using the Recovery Discs 5 50 RTX100A ISDB T RF Signal Generator Service Manual...
Страница 131: ...Options...
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Страница 134: ...Options 6 2 RTX100A ISDB T RF Signal Generator Service Manual...
Страница 135: ...Diagrams...
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Страница 138: ...Diagrams 7 2 RTX100A ISDB T RF Signal Generator Service Manual...
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Страница 143: ...Replaceable Parts List...
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Страница 160: ...Replaceable Parts List 8 16 RTX100A ISDB T RF Signal Generator Service Manual...