Rohde & Schwarz FSP3 Service Manual page 46

Performance Test
Measurement
Step attenuator settings:
R&S FSP settings:
Evaluation:
10 dB gain steps:
a 10 dB
ATT
Reference level 0 dBm
1 dB gain steps:
a 20 dB
ATT
Reference level -10 dBm
1164.4556.82
Attenuation
Refer to table below for values of a
- [ AMPT : {reference level} dBm ]
Refer to table below for values of reference level.
- [ MKR : PEAK ]
The difference between the level of the input signal of the R&S FSP
and the reference (at 10 dB IF gain) is displayed in the marker field by
the reading ´Delta [T1 FXD]´.
20 dB 30 dB 40 dB
-10 dBm -20 dBm -30 dBm
21 dB 22 dB 23 dB
-11 dBm -12 dBm -13 dBm
{a }
ATT
.
ATT
50 dB 60 dB
-40 dBm -50 dBm
24 dB 25 dB 26 dB
-14 dBm -15 dBm -16 dBm
1.18
R&S FSP
27 dB 28 dB 29 dB
-17 dBm -18 dBm -19 dBm
E-1