Atec Rohde-Schwarz-FSH-Z1 - Manual (Page 10)

Version 08.00, June 2011
10 Rohde & Schwarz R&S ® FSH4/FSH8 Spectrum Analyzer
Scalar network analysis
Model .24/.28 without R&S ® FSH-K42 option
R&S ® FSH4 model .24 300 kHz to 3.6 GHz Frequency range
R&S ® FSH8 model .28 300 kHz to 8 GHz
Frequency resolution 1 Hz
Data points 631
Port power controlled via tracking generator
attenuation nominal 0 dBm to –40 dBm in 1 dB steps
Reflection measurement
Result formats
magnitude, VSWR, reflection coefficient
range 1/2/5/10/20/50/100 dB, linear 100 % Return loss
resolution 0.01 dB
VSWR range 1 to 2, 6, 11, 21 or 71, selectable
300 kHz ≤ f ≤ 6 GHz nominal > 25 dB Corrected directivity (20° to 30°)
6 GHz < f ≤ 8 GHz nominal > 20 dB
300 kHz ≤ f ≤ 6 GHz nominal > 20 dB Corrected test port match (20° to 30°)
6 GHz < f ≤ 8 GHz nominal > 15 dB
Transmission measurement
Result formats
magnitude
RF attenuation = 0 dB, tracking generator attenuation = 0 dB, RBW = 1 kHz
300 kHz ≤ f < 6 GHz > 60 dB, typ. 80 dB
Dynamic range from port 1 to port 2
6 GHz ≤ f < 8 GHz typ. > 40 dB
RF attenuation = 0 dB, tracking generator attenuation = 0 dB, RBW = 1 kHz
300 kHz ≤ f < 6 GHz > 70 dB, typ. 90 dB
Dynamic range from port 2 to port 1
6 GHz ≤ f < 8 GHz typ. > 50 dB
Test port match as specified for tracking generator
output/RF input
0 20 18 16 14 12 10 8 6 4 2
–3
3
2
1
–2
0
–1
Return loss DUT/dB
Measurement uncertainty/dB
Uncertainty of reflection measurement without the R&S ® FSH-K42 option.