R&S FSH3 User manual

1145.5973.12-14- 1
Test and Measurement
Division
Operating Manual
Handheld Spectrum Analyzer
R&SFSH
1145.5850.03
1145.5850.13
1145.5850.23
1145.5850.06
1145.5850.26
1145.5850.18
深圳市盛腾仪器仪表有限公司 Tel:[phone] Fax:[phone] Website: www.Sengt.com

1145.5973.12-14- 2
Dear Customer,
R&S® is a registered trademark of Rohde & Schwarz GmbH & Co. KG.
Trade names are trademarks of the owners.
深圳市盛腾仪器仪表有限公司 Tel:[phone] Fax:[phone] Website: www.Sengt.com

R&S FSH Contents
1145.5973.12 I.1 E-14
Contents
Specifications
Safety Instructions
Certificate of Quality
EC-Certificate of Conformity
Support Center Address
List of R&S Representatives
1Putting into Operation..............................................................................................................1.1
Front view..........................................................................................................................................1.1
Putting into Operation......................................................................................................................1.2
Unpacking the Instrument...........................................................................................................1.2
Setting up the Instrument............................................................................................................1.3
Switching on the Spectrum Analyzer ..........................................................................................1.4
Spectrum Analyzer Connectors ..................................................................................................1.5
Screen Settings...........................................................................................................................1.8
Country-Specific Settings..........................................................................................................1.10
Setting the Date and Time ........................................................................................................1.11
Setting the date ............................................................................................................1.11
Setting the time ............................................................................................................1.11
Charging the Battery ......................................................................................................................1.12
Selecting the Instrument Default Setup .......................................................................................1.13
External Reference / External Trigger Switchover ......................................................................1.14
Controlling the RF Attenuator .......................................................................................................1.15
Using a Preamplifier.......................................................................................................................1.15
PIN Entry..........................................................................................................................................1.17
Connecting Printers .......................................................................................................................1.19
Setting the Baud Rate for Remote Control ..................................................................................1.21
Enabling Options............................................................................................................................1.21
Checking the Installed Options.....................................................................................................1.22
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Contents R&S FSH
1145.5973.12 I.2 E-14
2Getting Started ............................................................................................................................2.1
Measurements on CW Signals ........................................................................................................2.1
Level measurement ....................................................................................................................2.1
Setting the Reference Level........................................................................................................2.2
Frequency Measurements ..........................................................................................................2.3
Harmonic Measurements of a Sinewave Signal .........................................................................2.4
Power Measurements Using the Power Sensor .........................................................................2.5
Power and Return Loss Measurements with the R&S FSH-Z14 or the R&S FSH-Z44..............2.7
Two-Port Transmission Measurements......................................................................................2.9
Measurement of Return Loss ...................................................................................................2.11
Performing Distance-To-Fault Measurements..........................................................................2.14
Operation in Receiver Mode..........................................................................................................2.20
Measuring the Carrier-to-Noise Ratio...........................................................................................2.25
Reference power/reference level..............................................................................................2.26
Measuring the noise power.......................................................................................................2.27
Saving and Recalling Settings and Test Results ........................................................................2.28
Saving Measurement Results...................................................................................................2.28
Saving Calibration Data ............................................................................................................2.29
Recalling Measurement Results ...............................................................................................2.30
Printing Out Measurement Results ..............................................................................................2.31
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R&S FSH Contents
1145.5973.12 I.3 E-14
3Operation .......................................................................................................................................3.1
Screen Layout...................................................................................................................................3.1
Screen layout for spectrum-mode measurements without markers ...........................................3.1
Screen layout when the marker mode is selected ......................................................................3.2
Entering Measurement Parameters ................................................................................................3.3
Entering values and texts............................................................................................................3.3
Entering units ..............................................................................................................................3.4
Menu Overview .................................................................................................................................3.5
Frequency entry ........................................................................................................................3.5
Frequency span ........................................................................................................................3.5
Level setting..............................................................................................................................3.5
Bandwidth setting.....................................................................................................................3.5
Sweep.........................................................................................................................................3.6
Trace setting..............................................................................................................................3.6
Measurement functions ...........................................................................................................3.7
Markers.....................................................................................................................................3.10
Save and print menu ..............................................................................................................3.12
Instrument setup.....................................................................................................................3.12
Status display............................................................................................................................3.12
Menus in the Receiver Mode (Option R&S FSH-K3) ...................................................................3.13
Menu for 3GPP BTS Code Domain Power Measurement (Option R&S FSH-K4) ...................3.16
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Contents R&S FSH
1145.5973.12 I.4 E-14
4Instrument Functions ..........................................................................................................................4.1
Instrument Default Setup.................................................................................................................4.1
Status Display...................................................................................................................................4.1
Setting the Frequency......................................................................................................................4.2
Entering the center frequency.....................................................................................................4.2
Setting a frequency offset ...........................................................................................................4.2
Entering the center-frequency step size .....................................................................................4.3
Entering the start and stop frequency.........................................................................................4.4
Working with channel tables .......................................................................................................4.4
Setting the Span ...............................................................................................................................4.6
Setting the Amplitude Parameters..................................................................................................4.7
Setting the reference level ..........................................................................................................4.8
Entering the display range ..........................................................................................................4.9
Entering the display unit..............................................................................................................4.9
Entering the reference offset ....................................................................................................4.10
Entering the input impedance ...................................................................................................4.10
Setting the Bandwidths .................................................................................................................4.11
Resolution bandwidth................................................................................................................4.11
Video bandwidth........................................................................................................................4.13
Setting the Sweep...........................................................................................................................4.15
Sweep time ...............................................................................................................................4.15
Sweep mode .............................................................................................................................4.16
Trigger.......................................................................................................................................4.16
Trace Settings.................................................................................................................................4.19
Trace mode...............................................................................................................................4.19
Detector ....................................................................................................................................4.20
Trace memory...........................................................................................................................4.22
Trace mathematics ...................................................................................................................4.23
Using the Markers ..........................................................................................................................4.24
Automatic marker positioning ...................................................................................................4.25
Using more than one marker at a time (multimarker mode).....................................................4.27
Marker functions .......................................................................................................................4.30
Measuring the noise power density..............................................................................4.30
Measuring the frequency..............................................................................................4.31
AF demodulation.......................................................................................................................4.32
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R&S FSH Contents
1145.5973.12 I.5 E-14
Using the Display Line ...................................................................................................................4.33
Setting and Using the Measurement Functions..........................................................................4.34
Measuring the channel power of continuously modulated signals ..........................................4.34
Selecting the standard ..............................................................................................................4.35
Setting the reference level ........................................................................................................4.37
Setting the channel bandwidth..................................................................................................4.37
Changing the span....................................................................................................................4.38
Power display............................................................................................................................4.39
Power measurements on TDMA signals ......................................................................................4.41
Selecting a standard .................................................................................................................4.41
Setting the measurement time..................................................................................................4.43
Optimizing the reference level ..................................................................................................4.43
Power readout...........................................................................................................................4.44
Setting the trigger......................................................................................................................4.44
Measuring the occupied bandwidth .............................................................................................4.45
Selecting a standard .................................................................................................................4.46
Setting the reference level ........................................................................................................4.47
Setting the channel bandwidth..................................................................................................4.48
Entering the power percent to determine the occupied bandwidth...........................................4.49
Displaying the occupied bandwidth...........................................................................................4.49
Changing the span....................................................................................................................4.50
Measuring the Carrier-to-Noise Ratio...........................................................................................4.51
Determining the reference ........................................................................................................4.52
DIGITAL Tx mode........................................................................................................4.52
ANALOG TV mode ......................................................................................................4.53
CW Tx mode................................................................................................................4.53
Manual reference mode ...............................................................................................4.54
Setting the reference channel ......................................................................................4.54
Setting the reference channel bandwidth.....................................................................4.55
Setting the analyzer reference level for the reference channel measurement.............4.56
Inserting the C/N reference..........................................................................................4.57
Units of the C/N reference ...........................................................................................4.57
Measuring the noise channel power and calculating the carrier power/noise power................4.57
Setting the noise channel.............................................................................................4.58
Setting the noise channel bandwidth ...........................................................................4.59
Setting the R&S FSH reference level during noise channel measurement .................4.59
Selecting the C/N result display ...................................................................................4.60
C/N measurement result display..................................................................................4.60
Changing the span .......................................................................................................4.61
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Contents R&S FSH
1145.5973.12 I.6 E-14
Using the R&S FSH in receiver mode...........................................................................................4.62
Setting the frequency ................................................................................................................4.63
Setting the reference level ........................................................................................................4.65
Setting the bandwidth................................................................................................................4.66
Setting the detector...................................................................................................................4.67
Setting the measurement time..................................................................................................4.67
Measurement on multiple frequencies or channels (scan) .......................................................4.68
Measurements using the power sensor.......................................................................................4.70
Connecting the power sensor ...................................................................................................4.70
Zeroing the power sensor .........................................................................................................4.72
Selecting the unit for the power readout ...................................................................................4.73
Setting the averaging time ........................................................................................................4.74
Taking additional loss or gain into account...............................................................................4.74
Measuring forward and reflected power ......................................................................................4.76
Zeroing the power sensor .........................................................................................................4.78
Setting the power measurement weighting...............................................................................4.79
Selecting the unit for the power readout ...................................................................................4.80
Taking additional attenuation into account................................................................................4.82
Two-port measurements with the tracking generator ................................................................4.83
Measuring the transmission of two-ports ..................................................................................4.85
Vector transmission measurement ..............................................................................4.88
Measuring the transmission magnitude .......................................................................4.90
Measuring the transmission phase ..............................................................................4.90
Measuring the electrical length when measuring transmission....................................4.93
Measuring the group delay when measuring transmission..........................................4.94
Transmission measurement using the connected VSWR Bridge R&S FSH-Z3..........4.96
Spectrum measurements with the VSWR Bridge R&S FSH-Z3 or R&S FSH-Z2
connected.....................................................................................................................4.97
Setting for detecting the R&S FSH-Z3 in the transmission and spectrum meas. ........4.98
Supplying DC voltage to active DUTs ..........................................................................4.99
Reflection measurements ............................................................................................4.99
Scalar measurement of reflection ..............................................................................4.100
Vector measurement of reflection..............................................................................4.102
Measuring the reflection magnitude...........................................................................4.105
Measuring the reflection phase..................................................................................4.105
Measuring the electrical length when measuring reflection .......................................4.106
Displaying the reflection in the Smith chart.................................................4.107
Measuring the group delay when measuring reflection..............................................4.112
Spectrum measurements with the VSWR Bridge R&S FSH-Z3 or R&S FSH-Z2
connected...................................................................................................................4.113
Settings for detection of the R&S FSH-Z2 and R&S FSH-Z3 ....................................4.114
One-Port Measurement of Cable Loss .......................................................................................4.115
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R&S FSH Contents
1145.5973.12 I.7 E-14
Cable Measurements....................................................................................................................4.116
Cable selection .......................................................................................................................4.117
Selecting the frequency range ................................................................................................4.120
Calibrating the test setup ........................................................................................................4.121
Locating cable faults by means of the marker function ..........................................................4.124
Measuring spectrum and reflection.........................................................................................4.127
Further information .................................................................................................................4.128
Setting the span .........................................................................................................4.128
Selecting the center frequency...................................................................................4.129
Measurement .............................................................................................................4.130
Length measurement accuracy..................................................................................4.130
Using Limit Lines..........................................................................................................................4.131
Measurements with limit lines.................................................................................................4.133
Definition range of limit lines...................................................................................................4.134
Data sets containing limit lines................................................................................................4.134
Measuring with Transducer Factors...........................................................................................4.135
Unit for measurements with transducers ................................................................................4.137
Reference level settings for measurements with transducers ................................................4.137
Frequency range of transducer...............................................................................................4.138
Data sets containing transducer factors .................................................................................4.138
Field-Strength Measurement with Isotropic Antenna ...............................................................4.139
Connecting the antenna to the R&S FSH ...............................................................................4.139
Measurement of the resultant field strength in a transmission channel with large bandwidth 4.141
Code Domain Power Measurement on 3GPP FDD Signals......................................................4.148
Saving and Loading Instrument Settings and Measurement Results.....................................4.153
Saving results .........................................................................................................................4.154
Entering a data set name........................................................................................................4.155
Loading measurement results ................................................................................................4.155
Deleting saved data sets.........................................................................................................4.156
Deleting all data sets...............................................................................................................4.157
Printing out Measurement Results .............................................................................................4.158
Measurements ..............................................................................................................................4.159
How a spectrum analyzer operates ........................................................................................4.159
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R&S FSH3, R&S FSH6, R&S FSH18 Data Sheet
1145.5973.12 TI.1 E-14
Specifications
Specifications are valid under the following conditions: 15 minutes warm-up time at ambient temperature, specified environmental conditions met and
calibration cycle adhered to. Data without tolerances: typical values. Data designated as "nominal": design parameters, i.e. not tested.
Specification Condition R&S FSH3 R&S FSH6 R&S FSH18
Frequency
Frequency range 100 kHz to 3 GHz 100 kHz to 6 GHz 10 MHz to 18 GHz
Reference frequency
Aging 1 ppm/year
Temperature drift 0 °C to 30 °C
30 °C to 50 °C
2 ppm
in addition 2 ppm/10°C
Frequency counter
Resolution 1 Hz
Frequency span 0 Hz, 100 Hz to 3 GHz 0 Hz, 100 Hz to 6 GHz 0 Hz, 100 Hz to 18 GHz
1145.5850.13 0 Hz, 1 kHz to 3 GHz - -
Spectral purity
SSB phase noise f = 500 MHz, 20 to 30 °C
30 kHz from carrier <-85 dBc/(1 Hz) <-85 dBc/(1 Hz)
100 kHz from carrier < -100 dBc/(1 Hz) < -90 dBc/(1 Hz)
1 MHz from carrier < -120 dBc/1 Hz) < -100 dBc/(1 Hz)
Sweep time span = 0 Hz 1 ms to 100 s
span > 0 Hz 20 ms to 1000 s, min. 20 ms/600 MHz
Bandwidths
Resolution bandwidths
(-3 dB)
1145.5850.13 1, 3, 10, 30,100, 200, 300 kHz, 1 MHz
1145.5850.03, .23,
1145.5850.06, .26, .18
In addition 100, 300 Hz
Tolerance 300 kHz ±5 %, nominal
1 MHz ±10 %, nominal
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Data Sheet R&S FSH3, R&S FSH6, R&S FSH18
1145.5973.12 TI.2 E-14
Specification Condition R&S FSH3 R&S FSH6 R&S FSH18
Resolution bandwidths
(-6 dB)
with option R&S FSH-K3
installed
in addition 200 Hz, 9 kHz, 120 kHz, 1 MHz
Video bandwidths 10 Hz to 1 MHz in 1, 3 steps
Amplitude
Display range average noise level displayed to +20 dBm
Maximum permissible DC
voltage at RF input
50 V / 80 V 1)50 V
Maximum power 20 dBm, 30 dBm (1 W) for max. 3 minutes 20 dBm
Intermodulation-free dynamic
range
third-order IM products,
2 x -20 dBm, reference
level = -10 dBm
Carrier offset 2 MHz 60 dB (+10 dBm third-order intercept) 50 dB (nominal)
(+5 dBm third-order
intercept)
Carrier offset > 2 MHz 66 dB (+13 dBm third-order intercept) 50 dB (nominal)
(+5 dBm third-order
intercept)
180 V valid as of serial number 100900 (model 1145.5850.03) or 101600 (model 1145.5850.13); models 1145.5850.23, 1145.5850.06 and .26 all serial numbers.
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R&S FSH3, R&S FSH6, R&S FSH18 Data Sheet
1145.5973.12 TI.3 E-14
Specification Condition R&S FSH3 R&S FSH6 R&S FSH18
Displayed average noise level average value,
resolution bandwidth
1 kHz,
video bandwidth 10 Hz,
reference level -30 dBm
10 MHz to 50 MHz <-105 dBm,
typ. -114 dBm
<-105 dBm,
typ. -112 dBm
<-90 dBm,
typ. -98 dBm
50 MHz to 3 GHz <-105 dBm,
typ. -114 dBm
<-105 dBm,
typ. -112 dBm
<-110 dBm,
typ. -118 dBm
3 GHz to 5 GHz - <-103 dBm,
typ. -108 dBm
<-110 dBm,
typ. -118 dBm
5 GHz to 6 GHz - <-96 dBm,
typ. -102 dBm
<-110 dBm,
typ. -118 dBm
6 GHz to 8 GHz - - <-108 dBm,
typ. -113 dBm
8 GHz to 12 GHz - - <-105 dBm,
typ. -113 dBm
12 GHz to 16 GHz - - <-100 dBm,
typ. -108 dBm
16 GHz to 18 GHz - - <-90 dBm,
typ. -102 dBm
With preamplifier
10 MHz to 2.5 GHz
only models
1145.5850.032),
1145.5850.23,
1145.5850.06 and
1145.5850.26
<-120 dBm,
typ. -125 dBm
<-120 dBm,
typ. -125 dBm
-
2.5 GHz to 3 GHz <-115 dBm,
typ. -120 dBm
<-115 dBm,
typ. -120 dBm
-
3 GHz to 5 GHz - <-115 dBm,
typ. -120 dBm
-
5 GHz to 6 GHz - <-105 dBm,
typ. -110 dBm
-
2As of serial number 100900 and firmware version 6.0 or higher.
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Data Sheet R&S FSH3, R&S FSH6, R&S FSH18
1145.5973.12 TI.4 E-14
Specification Condition R&S FSH3 R&S FSH6 R&S FSH18
Inherent spurious reference level -20 dBm,
f > 30 MHz,
RBW 100 kHz,S/N>10dB
<-80 dBm <-80 dBm <-80 dBm
Input related spurious
R&S FSH3 / FSH6
Receive frequency
Up to 3 GHz
3 GHz to 6 GHz
Receive frequency =
signal frequency – 2.0156 GHz
mixer level -40 dBm
carrier offset >1 MHz
signal frequency
2 GHz to 3.2 GHz
-70 dBc (nominal)
55 dBc (nominal)
-70 dBc (nominal)
-64 dBc (nominal)
55 dBc (nominal)
Input related spurious
R&S FSH18
Receive frequency:
10 MHz to 14 GHz
14 GHz to 18 GHz
Receive frequency =
signal frequency – 3.9 GHz
signal frequency + 0.6 GHz to +
1 GHz
signal frequency – 0.6 GHz to
– 1 GHz
mixer level -20 dBm
carrier offset >1MHz
signal frequency:
10 MHz to 7.6 GHz
7.6 GHz to 18 GHz
10 MHz to 2.8 GHz
2.8 GHz to 7.6 GHz
7.6 GHz to 18 GHz
signal frequency:
3.9 GHz to 18 GHz
7.4 GHz to 7.7 GHz
7.8 GHz to 8.5 GHz
-60 dBc (nominal)
-50 dBc (nominal)
-50 dBc (nominal)
-30 dBc (nominal)
-50 dBc (nominal)
-40 dBc (nominal)
-45 dBc(nominal)
-45 dBc(nominal)
2nd harmonic
Receive frequency
Up to 6 GHz
6 GHz to 9 GHz
mixer level -40 dBm
-60 dBc (nominal) -60 dBc (nominal) -60 dBc (nominal)
-50 dBc (nominal)
Level display
Reference level -80 to +20 dBm in steps of 1 dB
Display range 100 dB, 50 dB, 20 dB, 10 dB, linear
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R&S FSH3, R&S FSH6, R&S FSH18 Data Sheet
1145.5973.12 TI.5 E-14
Specification Condition R&S FSH3 R&S FSH6 R&S FSH18
Display units
Logarithmic
Linear
dBm, dBIV, dBmV
with transducer also dBIV/m and dBIA/m
IV, mV, V, nW, µW, mW, W
with transducer also V/m, mV/m , IV/m and W/m2
Traces 1 trace and 1 memory trace
Trace mathematics A-B and B-A (trace – memory trace and memory trace – trace)
Detectors auto peak, maximum peak, minimum peak, sample, RMS
with option R&S FSH-K3
installed
in addition average and quasi-peak
Level measurement error
at reference level down to
-50 dB, 20 °C to 30 °C
1 MHz to 10 MHz
10 MHz to 20 MHz
20 MHz to 6 GHz
6 GHz to 14 GHz
14 GHz to 18 GHz
< 1.5 dB, typ. 0.5 dB
< 1.5 dB, typ. 0.5 dB
< 1.5 dB, typ. 0.5 dB
-
-
-
< 2 dB
< 1.5 dB
< 2.5 dB
< 3.0 dB
Markers
Number of markers or delta
markers
max. 6
Marker functions peak, next peak, minimum, center = marker frequency,
reference level = marker level, all markers to peak
Marker displays normal (level), noise marker, frequency counter (count)
Trigger free-running, video, external
Audio demodulation AM (video voltage without AGC) and FM
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Data Sheet R&S FSH3, R&S FSH6, R&S FSH18
1145.5973.12 TI.6 E-14
Specification Condition R&S FSH3 R&S FSH6 R&S FSH18
Inputs
RF input N female
Input impedance 50 
VSWR 10 MHz to 3 GHz
3 GHz to 6 GHz
6 GHz to 15 GHz
15 GHz to 18 GHz
<1.5 nominal <1.5 nominal
<1.5 nominal
<1.5 nominal
<1.5 nominal
<2 nominal
<3 nominal
Trigger/external reference input BNC female, selectable
Trigger voltage TTL
Reference frequency 10 MHz
Required level from 50 10 dBm
Outputs
AF output 3.5 mm mini jack
Output impedance
Open-circuit voltage
100 
adjustable up to 1.5 V
Tracking generator only models 145.5850.13,
1145.5850.23 und
1145.5850.26
Frequency range 5 MHz to 3 GHz 5 MHz to 6 GHz -
Output level model 1145.5850.13
model 1145.5850.23
model 1145.5850.26
f < 3 GHz
f > 3 GHz
-20 dBm (nominal)
0 dBm / -20 dBm,
selectable
- 10 dBm (nominal)
- 20 dBm (nominal)
-
Output impedance 50 , nominal
Interfaces
RS-232-C optical interface
Baud rate 1200, 2400, 9600, 19200, 38400, 57600, 115200 baud
Power sensor 7-contact female connector (type Binder 712)
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R&S FSH3, R&S FSH6, R&S FSH18 Data Sheet
1145.5973.12 TI.7 E-14
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 Is, 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
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Data Sheet R&S FSH3, R&S FSH6, R&S FSH18
1145.5973.12 TI.8 E-14
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 < 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
Range of typical meas. error
with modulation
FM, PM, FSK, GMSK
AM (80 %)
2 CW carriers with identical
power
EDGE, TETRA
*) 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)
±0.5 % of measured value (±0.02 dB) *)
Temperature coefficient
25 MHz to 40 MHz
40 MHz to 1 GHz
0.40 %/K (0.017 dB/K)
0.25 %/K (0.011 dB/K)
深圳市盛腾仪器仪表有限公司 Tel:[phone] Fax:[phone] Website: www.Sengt.com

R&S FSH3, R&S FSH6, R&S FSH18 Data Sheet
1145.5973.12 TI.9 E-14
Directional Power Sensor R&S FSH-Z14
Max. peak envelope power
Power measurement range
Video bandwidth 4 kHz
200 kHz
600 kHz
0.4 W to 300 W
1 W to 300 W
2 W to 300 W
Measurement uncertainty 18°C to 28°C same as for average power plus effect of peak hold
circuit
Error limits of peak hold
circuit for burst signals
Duty cycle 0.1 and
repetition rate 100 / s
20/srepetition rate <100/s
0.001duty cycle < 0.1
video bandwidth 4 kHz
200 kHz
600 kHz
± (3 % of measured value + 0.05 W) starting from a
burst width of 200 Is
± (3 % of measured value + 0.20 W) starting from a
burst width of 4 Is
± (7 % of measured value + 0.40 W) starting from a
burst width of 2 Is
plus ± (1.6 % of measured value + 0.15 W)
plus ± 0.10 W
Temperature coefficient
25 MHz to 40 MHz
40 MHz to 1 GHz
0.50 %/K (0.022 dB/K)
0.35 %/K (0.015 dB/K)
Load matching
Matching measurement range
Return loss
VSWR
0 dB to 23 dB
> 1.15
Minimum forward power specs met from 0.4 W 0.06 W
深圳市盛腾仪器仪表有限公司 Tel:[phone] Fax:[phone] Website: www.Sengt.com

Data Sheet R&S FSH3, R&S FSH6, R&S FSH18
1145.5973.12 TI.10 E-14
Directional Power Sensor R&S FSH-Z14
Error limits for matching
measurements
Power-handling capacity
Dimensions 120 mm x 95 mm x 39 mm, connecting cable 1.5 m
Weight 0.65 kg
深圳市盛腾仪器仪表有限公司 Tel:[phone] Fax:[phone] Website: www.Sengt.com

R&S FSH3, R&S FSH6, R&S FSH18 Data Sheet
1145.5973.12 TI.11 E-14
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 
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 W-CDMA,
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)
深圳市盛腾仪器仪表有限公司 Tel:[phone] Fax:[phone] Website: www.Sengt.com