Instruction Manual

Version 08.00, June 2011
Rohde & Schwarz R&S
®
FSH4/FSH8 Spectrum Analyzer 9
Transmission measurement
measurement mode = vector magnitude, phase, magnitude + phase,
group delay, electrical length
Result formats
measurement mode = vector voltmeter magnitude + phase
Gain
Measurement range –120 dB to +80 dB
Display range selectable 1/2/5/10/20/50/100 dB, linear 100 %
Resolution 0.01 dB
Measurement uncertainty calibration method = Full Two Port High
Accuracy
see figure ”Transmission magnitude
uncertainty”
Phase
Range selectable 90/180/360/1000° to 10000°
in 1/2/5 steps
Resolution 0.01°
specifications are based on a matched DUT, RBW = 100 Hz, RF attenuation = 10 dB,
nominal source power = 0 dBm, +20 °C to +30 °C
300 kHz ≤ f ≤ 50 MHz
0 dB ≤ insertion loss < 40 dB nominal < 2°
50 MHz < f ≤ 3.6 GHz
0 dB ≤ insertion loss < 50 dB nominal < 2°
50 dB ≤ insertion loss < 70 dB nominal < 3°
3.6 GHz < f < 6 GHz (R&S
®
FSH8 only)
0 dB ≤ insertion loss < 50 dB nominal < 2°
50 dB ≤ insertion loss < 70 dB nominal < 3°
6 GHz ≤ f < 8 GHz (R&S
®
FSH8 only)
0 dB ≤ insertion loss < 50 dB nominal < 3°
Measurement uncertainty
50 dB ≤ insertion loss < 70 dB nominal < 5°
RF attenuation = 0 dB, tracking generator attenuation = 10 dB, RBW = 1 kHz
100 kHz ≤ f < 300 kHz typ. 70 dB
300 kHz ≤ f < 6 GHz > 70 dB, typ. 90 dB
Dynamic range from port 1 to port 2
6 GHz ≤ f < 8 GHz typ. > 50 dB
RF attenuation = 0 dB, tracking generator attenuation = 10 dB, RBW = 1 kHz
100 kHz ≤ f < 300 kHz typ. 80 dB
300 kHz ≤ f < 6 GHz > 80 dB, typ. 100 dB
Dynamic range from port 2 to port 1
6 GHz ≤ f < 8 GHz typ. > 60 dB
Test port match as specified for tracking generator
output/RF input
Transmission magnitude uncertainty
with calibration method "Full Two Port High Accuracy", f=1GHz, IF bandwidth=100Hz
0.010
0.100
1.000
10.000
-80 -60 -40 -20 0
DUT transmission magnitude, |S21| or |S12|, in dB
Uncertainty in dB
Transmission magnitude uncertainty.