Rohde & Schwarz 1164.4391.03, Руководство по обслуживанию

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R&S FSP Performance Test
116
4
.4556.82 1.5 E-1
1st IF Image Frequency Rejection
Additional signal generator
settings:
- Frequency f
in
+ 6952.8 MHz
Additional R&S FSP settings:
- [ FREQ : CENTER : {f
in
} ]
Refer to "Performance Test Report" table for values of f
in
.
Measurement:
Set marker to peak of signal:
[ MKR : PEAK ]
Evaluation: The image frequency rejection is the difference between the output
level of the signal generator and the level reading of marker 1 (L
dis
):
Image frequency rejection = -10 dBm – L
dis
2nd IF Image Frequency Rejection
Additional signal generator
settings:
- Frequency f
in
+ 808.8 MHz
Additional R&S FSP settings:
- [ FREQ : CENTER : {f
in
} ]
Refer to "Performance Test Report" table for values of f
in
.
Measurement:
Set marker to peak of signal:
[ MKR : PEAK ]
Evaluation: The image frequency rejection is the difference between the output
level of the signal generator and the level reading of marker 1 (L
dis
):
Image frequency rejection = –10 dBm – L
dis
3rd IF Image Frequency Rejection
Additional signal generator
settings:
- Frequency f
in
+ 40.8 MHz
Additional R&S FSP settings:
- [ FREQ : CENTER : {f
in
} ]
Refer to "Performance Test Report" table for values of f
in
.
Measurement: Set marker to peak of signal:
[ MKR : PEAK ]
Evaluation: The image frequency rejection is the difference between the output
level of the signal generator and the level reading of marker 1 (L
dis
):
Image frequency rejection = –10 dBm – L
dis