Data Sheet
R&S
®
FSH3 and R&S
®
FSH6
1145.5973.12 TI.4
E-11
Accessories
Power Sensors R&S
®
FSH-Z1 and R&S
®
FSH-Z18
Frequency range
R&S
®
FSH-Z1
10 MHz to 8 GHz
R&S
®
FSH-Z18
10 MHz to 18 GHz
VSWR
10 MHz to 30 MHz
30 MHz to 2.4 GHz
2.4 GHz to 8 GHz
8 GHz to 18 GHz
<1.15
<1.13
<1.20
<1.25
Maximum input power
average power
peak power
(<10 µs, 1% duty cycle)
400 mW (+26 dBm)
1 W (+30 dBm)
Measurement range
200 pW to 200 mW (-67 dBm to +23 dBm)
Signal weighting
average
power
Effect of harmonics
Effect of modulation
<0.5 % (0.02 dB) at harmonic ratio of 20 dB
<1.5 % (0.07 dB) for continuous digital modulation
Absolute measurement
uncertainty
sine signals,
no zero offset
10 MHz to 8 GHz
8 GHz to 18 GHz
15 °C to 35 °C
0 °C to 50 °C
15 °C to 35 °C
0 °C to 50 °C
<2.3 % (0.10 dB)
<4.2 % (0.18 dB)
<3.5 % (0.15 dB)
<5.0 % (0.21 dB)
Zero offset after zeroing
<110
pW
Dimensions
48 mm x 31 mm x 170 mm, connecting cable 1.5 m
Weight
<0.3
kg
Directional Power Sensor R&S
®
FSH-Z14
Frequency range
25 MHz to 1 GHz
Power measurement range
30 mW to 300 W
VSWR referenced to 50
Ω
<1.06
Power-handling capacity
depending on temperature
and matching
(see diagram below)
100 W to 1000 W
Insertion loss
<0.06 dB
Directivity
>30
dB
Average power
Power measurement range
CW, FM, PM, FSK, GMSK
Modulated
signals
CF: ratio of peak envelope
power to average power
30 mW to 300 W
30 mW to 300 W/CF
Measurement
uncertainty
25 MHz to 40 MHz
40 MHz to 1 GHz
sine signal,
18 °C to 28 °C, no zero
offset
4.0 % of measured value (0.17 dB)
3.2 % of measured value (0.14 dB)
Zero offset
after zeroing
±4 mW
