R&S FSH6 - Matching Performance and Uncertainty; Return Loss and VSWR Limits; Matching Measurement Uncertainty Graphs

Dimensions (W × H × D) 120 mm × 95 mm × 39 mm, connecting cable 1.5 m
Weight 0.65 kg
Load matching
Return loss
200 MHz to 3 GHz
3 GHz to 4 GHz
VSWR
200 MHz to 3 GHz
3 GHz to 4 GHz
0 dB to 23 dB
0 dB to 20 dB
>1.15
>1.22
Forward power
Frequency
0.2 0.4 0.7 1 23 4 GHz
100
200
400
600
800
1000
AVG +35°C to +50°C 
VSWR ≤ 3
PEAK (max. 10 ms ), VSWR ≤ 3
AVG –10°C to +35°C
VSWR ≤ 1.5
AVG –10°C to +35°C
VSWR ≤ 3
dB0 5 10 15 20 25
Return loss
0.2 GHz to 3 GHz
3 GHz to 4 GHz
–4
–2
0
2
4
6
Measurement error
dB
17Handheld Spectrum Analyzer ¸FSH
Power-handling capacity
Limits of measurement uncertainty for matching measurements