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R&S FSP
Performance Test
116
4
.4556.82 1.15 E-1
Alternative measurement
R&S FSP settings:
- [
PRESET
]
- [
AMPT
: RF ATTEN MANUAL :
10 dB
]
- [
AMPT
:
0 dBm
]
- [
FREQ
: CENTER :
128 MHz
]
- [
SPAN
:
0 Hz
]
- [
TRACE
: DETECTOR : AV ]
- [
SWEEP
: SWEEP TIME MANUAL:
xx ms
]
Depending on the attenuation a
ATT
of the step attenuator, the sweep
time is set as follows:
a
ATT
Sweep time xx
a
ATT
50 dB
200 ms
50 dB < a
ATT
70 dB
600 ms
a
ATT
> 70 dB
2000 ms
[
MEAS
: TIME DOM POWER: MEAN ]
Note:
The trace averaged across all test points is used for
better averaging of the test results
.
1st measurement:
- [
BW
: RES BW MANUAL :
300 Hz
]
2nd measurement:
- [
BW
: RES BW MANUAL :
300 kHz
]
Reference measurement:
Read the test result for the reference measurement (mean value in the
marker output field).
Use the measured mean value as the reference:
[
MEAS
: TIME DOM POWER: {right side menu}: Power Rel
Set Reference]
Measurement
Step attenuator settings:
Attenuation {a
ATT
}
Refer to "Performance Test Report" table for values of a
ATT
.
Evaluation:
The difference between the level of the input signal of the R&S FSP
and the reference (approx. 10 dB below the reference level) is
displayed in the marker field by the reading ´Power [T1]´.
Содержание 1164.4391.03
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