Specifications

R&S
®
FSH3 and R&S
®
FSH6 Data Sheet
1145.5973.12 TI.7 E-9
Directional Power Sensor R&S
®
FSH-Z44
Frequency range 200 MHz to 4 GHz
Power measurement range
30 mW to 300 W
VSWR referenced to 50 Ω
200 MHz to 3 GHz
3 GHz to 4 GHz
<1.07
<1.12
Power-handling capacity depending on temperature
and matching
(see diagram below)
120 W to 1000 W
Insertion loss
200 MHz to 1.5 GHz
1.5 GHz to 4 GHz
<0.06 dB
<0.09 dB
Directivity
200 MHz to 3 GHz
3 GHz to 4 GHz
>30 dB
>26 dB
Average power
Power measurement range
CW, FM, PM, FSK, GMSK
3GPP WCDMA,
cdmaOne, CDMA2000,
DAB, DVB-T
Other modulated signals
CF: ratio of peak envelope
power to average power
30 mW to 300 W
30 mW to 120 W
30 mW to 300 W/CF
Measurement uncertainty
200 MHz to 300 MHz
300 MHz to 4 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
Range of typical measure-
ment error with modulation
FM, PM, FSK, GMSK
AM (80 %)
2 CW carriers with identical
power
π/4-DQPSK
EDGE
cdmaOne, DAB
3GPP WCDMA, CDMA2000
DVB-T
*) if standard is selected
on the R&S
®
FSH
0 % of measured value (0 dB)
±3 % of measured value (±0.13 dB)
±2 % of measured value (±0.09 dB)
±2 % of measured value (±0.09 dB)
±0.5 % of measured value (±0.02 dB) *)
±1 % of measured value (±0.04 dB) *)
±2 % of measured value (±0.09 dB) *)
±2 % of measured value (±0.09 dB) *)
Temperature coefficient
200 MHz to 300 MHz
300 MHz to 4 GHz
0.40 %/K (0.017 dB/K)
0.25 %/K (0.011 dB/K)
Peak envelope power
Power measurement range
DAB, DVB-T, cdmaOne,
CDMA2000, 3GPP WCDMA
Other signals at
video bandwidth 4 kHz
200 kHz
4 MHz
4 W to 300 W
0.4 W to 300 W
1 W to 300 W
2 W to 300 W