R&S FSW Series User manual

R&S®FSW
Signal and Spectrum Analyzer
User Manual
User Manual
Version 36
1173941102
(;×ì;2)

This manual applies to the following R&S®FSW models with firmware version 3.20 and higher:
●R&S®FSW8 (1312.8000K08)
●R&S®FSW13 (1312.8000K13)
●R&S®FSW26 (1312.8000K26)
●R&S®FSW43 (1312.8000K43)
●R&S®FSW50 (1312.8000K50)
●R&S®FSW67 (1312.8000K67)
●R&S®FSW85 (1312.8000K85)
In addition to the base unit, the following options are described:
●R&S®FSW-B4, OCXO (1313.0703.02)
●R&S®FSW-B10, external generator control (1313.1622.02)
●R&S®FSW-B13, high-pass filter (1313.0761.02)
●R&S®FSW-B17, digital baseband interface (1313.0784.02)
●R&S®-K19 Noise Power Ratio measurement (1331.8283.02)
●R&S®FSW-B21, external mixer (1313.1100.XX)/ R&S®FSW-U21 (1313.6318.43)
●R&S®FSW-B24, preamplifier (1313.0832.XX)
●R&S®FSW-B25, electronic attenuator (1313.0990.02)
●R&S®FSW-B160 bandwidth extension (1313.1668.02) / R&S®-U160 (1313.3754.02)
●R&S®FSW-B320 bandwidth extension (1313.7172.02) / R&S®-U320 (1313.7189.02)
●R&S®FSW-B500 (1313.4296.02)
●R&S®FSW-B512 (1313.4296.04) / R&S®FSW-U512 (1321.6320.04) / R&S®FSW-U512A
(1321.6320.14)
●R&S®FSW-B1200 (1331.6400.04)
●R&S®FSW-B2001 (1331.6916.04) / R&S®FSW-U2001 (1331.7070.02)
●R&S®FSW-B2000 (1325.4750.02) / R&S®FSW-U2000 (1325.5405.xx)
●R&S®FSW-B5000 (1331.6997.xx) / R&S®FSW-U5000 (1331.7629.xx)
●R&S®FSW-B71, analog baseband interface (1313.1651.XX, 1313.6547.02)
●R&S®FSW-B2071, oscilloscope baseband input (1331.8302.xx)
●R&S®FSW-B90G, frequency extension 90 GHz (1331.7693.02)
●R&S®FSW-K544 frequency response correction (1338.2716.02)
●R&S®FSW-U85, improved sensitivity (1338.3764.85)
© 2018 Rohde & Schwarz GmbH & Co. KG
Mühldorfstr. 15, 81671 München, Germany
Phone: [phone] - 0
Fax: [phone]
Email: [email protected]
Internet: www.rohde-schwarz.com
Subject to change – Data without tolerance limits is not binding.
R&S® is a registered trademark of Rohde & Schwarz GmbH & Co. KG.
Trade names are trademarks of the owners.
1173.9411.02 | Version 36 | R&S®FSW
The following abbreviations are used throughout this manual: R&S®FSW is abbreviated as R&S FSW. R&S MultiView is abbreviated
as MultiView. Products of the R&S®SMW family, e.g. R&S®SMW200A, are abbreviated as R&S SMW.

1171.1307.42 - 05
1
Safety Instructions
Instrucciones de seguridad
Sicherheitshinweise
Consignes de sécurité
Risk of injury and instrument damage
The instrument must be used in an appropriate manner to prevent
personal injury or instrument damage.
●Do not open the instrument casing.
●Read and observe the "Basic Safety Instructions" delivered as
printed brochure with the instrument.
●Read and observe the safety instructions in the following sections.
Note that the data sheet may specify additional operating conditions.
●Keep the "Basic Safety Instructions" and the product documentation
in a safe place and pass them on to the subsequent users.
Riesgo de lesiones y daños en el instrumento
El instrumento se debe usar de manera adecuada para prevenir
descargas eléctricas, incendios, lesiones o daños materiales.
●No abrir la carcasa del instrumento.
●Lea y cumpla las "Instrucciones de seguridad elementales"
suministradas con el instrumento como folleto impreso.
●Lea y cumpla las instrucciones de seguridad incluidas en las
siguientes secciones. Se debe tener en cuenta que las
especificaciones técnicas pueden contener condiciones adicionales
para su uso.
●Guarde bien las instrucciones de seguridad elementales, así como
la documentación del producto, y entréguelas a usuarios
posteriores.

1171.1307.42 - 05
2
Gefahr von Verletzungen und Schäden am Gerät
Betreiben Sie das Gerät immer ordnungsgemäß, um elektrischen
Schlag, Brand, Verletzungen von Personen oder Geräteschäden zu
verhindern.
●Öffnen Sie das Gerätegehäuse nicht.
●Lesen und beachten Sie die "Grundlegenden Sicherheitshinweise",
die als gedruckte Broschüre dem Gerät beiliegen.
●Lesen und beachten Sie die Sicherheitshinweise in den folgenden
Abschnitten; möglicherweise enthält das Datenblatt weitere
Hinweise zu speziellen Betriebsbedingungen.
●Bewahren Sie die "Grundlegenden Sicherheitshinweise" und die
Produktdokumentation gut auf und geben Sie diese an weitere
Benutzer des Produkts weiter.
Risque de blessures et d'endommagement de l'appareil
L'appareil doit être utilisé conformément aux prescriptions afin d'éviter
les électrocutions, incendies, dommages corporels et matériels.
●N'ouvrez pas le boîtier de l'appareil.
●Lisez et respectez les "consignes de sécurité fondamentales"
fournies avec l’appareil sous forme de brochure imprimée.
●Lisez et respectez les instructions de sécurité dans les sections
suivantes. Il ne faut pas oublier que la fiche technique peut indiquer
des conditions d’exploitation supplémentaires.
●Gardez les consignes de sécurité fondamentales et la
documentation produit dans un lieu sûr et transmettez ces
documents aux autres utilisateurs.

1171.0200.22-06.00
Customer Support
Technical support – where and when you need it
For quick, expert help with any Rohde & Schwarz equipment, contact one of our Customer Support
Centers. A team of highly qualified engineers provides telephone support and will work with you to find a
solution to your query on any aspect of the operation, programming or applications of Rohde & Schwarz
equipment.
Up-to-date information and upgrades
To keep your instrument up-to-date and to be informed about new application notes related to your
instrument, please send an e-mail to the Customer Support Center stating your instrument and your wish.
We will take care that you will get the right information.
Europe, Africa, Middle East Phone [phone]
[email protected]
North America Phone 1-888-TEST-RSA(1-888-837-8772)
[email protected]
Latin America Phone [phone]
[email protected]
Asia/Pacific Phone [phone]
[email protected]
China Phone [phone] /
[phone]
[email protected]

Contents
R&S®FSW
3User Manual 1173.9411.02 ─ 36
Contents
1 Preface.................................................................................................. 15
1.1 For Your Safety............................................................................................................15
1.2 Documentation Overview........................................................................................... 15
1.2.1 Getting Started Manual................................................................................................. 15
1.2.2 User Manuals and Help.................................................................................................16
1.2.3 Service Manual............................................................................................................. 16
1.2.4 Instrument Security Procedures....................................................................................16
1.2.5 Basic Safety Instructions...............................................................................................16
1.2.6 Data Sheets and Brochures.......................................................................................... 16
1.2.7 Release Notes and Open Source Acknowledgment (OSA).......................................... 17
1.2.8 Application Notes, Application Cards, White Papers, etc..............................................17
1.3 About this Manual....................................................................................................... 17
1.4 Conventions Used in the Documentation.................................................................18
1.4.1 Typographical Conventions...........................................................................................18
1.4.2 Conventions for Procedure Descriptions.......................................................................18
1.4.3 Notes on Screenshots...................................................................................................19
2 Documentation Overview....................................................................20
2.1 Getting Started Manual...............................................................................................20
2.2 User Manuals and Help...............................................................................................20
2.3 Service Manual............................................................................................................ 20
2.4 Instrument Security Procedures................................................................................21
2.5 Basic Safety Instructions........................................................................................... 21
2.6 Data Sheets and Brochures....................................................................................... 21
2.7 Release Notes and Open Source Acknowledgment (OSA).....................................21
2.8 Application Notes, Application Cards, White Papers, etc.......................................21
3 Welcome to the R&S FSW................................................................... 22
4 Getting Started..................................................................................... 23
4.1 Preparing for Use........................................................................................................ 23
4.1.1 Putting into Operation................................................................................................... 23
4.1.2 Windows Operating System..........................................................................................29

Contents
R&S®FSW
4User Manual 1173.9411.02 ─ 36
4.1.3 Connecting USB Devices..............................................................................................33
4.1.4 Connecting an External Monitor....................................................................................35
4.1.5 Setting Up a Network (LAN) Connection.......................................................................36
4.1.6 Configuring the Initial Instrument Settings.................................................................... 41
4.1.7 Protecting Data Using the Secure User Mode.............................................................. 42
4.2 Instrument Tour........................................................................................................... 44
4.2.1 Front Panel View...........................................................................................................44
4.2.2 Rear Panel View............................................................................................................55
4.3 Trying Out the Instrument.......................................................................................... 61
4.3.1 Measuring a Basic Signal..............................................................................................62
4.3.2 Displaying a Spectrogram............................................................................................. 64
4.3.3 Activating Additional Measurement Channels...............................................................65
4.3.4 Performing Sequential Measurements..........................................................................68
4.3.5 Setting and Moving a Marker........................................................................................ 69
4.3.6 Displaying a Marker Peak List.......................................................................................70
4.3.7 Zooming into the Display...............................................................................................71
4.3.8 Saving Settings............................................................................................................. 75
4.3.9 Printing and Saving Results.......................................................................................... 76
4.4 Operating the Instrument........................................................................................... 77
4.4.1 Understanding the Display Information......................................................................... 78
4.4.2 Accessing the Functionality...........................................................................................88
4.4.3 Changing the Focus...................................................................................................... 92
4.4.4 Entering Data................................................................................................................ 92
4.4.5 Touchscreen Gestures.................................................................................................. 94
4.4.6 Displaying Results.........................................................................................................96
4.4.7 Getting Help................................................................................................................ 103
4.4.8 Remote Control........................................................................................................... 105
5 Applications, Measurement Channels, and Operating Modes...... 108
5.1 Available Applications.............................................................................................. 109
5.2 R&S MultiView........................................................................................................... 116
5.3 Selecting the Operating Mode and Applications....................................................116
5.4 Running a Sequence of Measurements.................................................................. 118
5.4.1 The Sequencer Concept..............................................................................................119

Contents
R&S®FSW
5User Manual 1173.9411.02 ─ 36
5.4.2 Sequencer Settings.....................................................................................................121
5.4.3 How to Set Up the Sequencer.....................................................................................122
6 Measurements and Results...............................................................123
6.1 Basic Measurements................................................................................................ 124
6.1.1 Basic Measurement Types..........................................................................................124
6.1.2 How to Perform a Basic Sweep Measurement........................................................... 125
6.1.3 Measurement Examples - Measuring a Sinusoidal Signal..........................................126
6.1.4 Measurement Example – Measuring Levels at Low S/N Ratios................................. 129
6.1.5 Measurement Examples - Measuring Signal Spectra with Multiple Signals............... 132
6.1.6 Measurement Examples in Zero Span........................................................................139
6.2 Channel Power and Adjacent-Channel Power (ACLR) Measurement..................145
6.2.1 About Channel Power Measurements........................................................................ 146
6.2.2 Channel Power Results...............................................................................................146
6.2.3 Channel Power Basics................................................................................................ 148
6.2.4 Channel Power Configuration..................................................................................... 160
6.2.5 MSR ACLR Configuration........................................................................................... 170
6.2.6 How to Perform Channel Power Measurements.........................................................185
6.2.7 Measurement Examples............................................................................................. 190
6.2.8 Optimizing and Troubleshooting the Measurement.....................................................196
6.2.9 Reference: Predefined CP/ACLR Standards.............................................................. 197
6.2.10 Reference: Predefined ACLR User Standard XML Files............................................ 198
6.3 Carrier-to-Noise Measurements...............................................................................199
6.3.1 About the Measurement..............................................................................................199
6.3.2 Carrier-to-Noise Results..............................................................................................200
6.3.3 Carrier-to-Noise Configuration.................................................................................... 201
6.3.4 How to Determine the Carrier-to-Noise Ratio............................................................. 202
6.4 Occupied Bandwidth Measurement (OBW)............................................................ 203
6.4.1 About the Measurement..............................................................................................203
6.4.2 OBW Results...............................................................................................................205
6.4.3 OBW Configuration..................................................................................................... 206
6.4.4 How to Determine the Occupied Bandwidth............................................................... 208
6.4.5 Measurement Example............................................................................................... 209
6.5 Noise Power Ratio (NPR) Measurement................................................................. 210

Contents
R&S®FSW
6User Manual 1173.9411.02 ─ 36
6.5.1 About Noise Power Ratio (NPR) Measurements........................................................ 210
6.5.2 NPR Results................................................................................................................210
6.5.3 NPR Configuration...................................................................................................... 213
6.5.4 How to Perform NPR Measurements..........................................................................215
6.5.5 Measurement Example............................................................................................... 215
6.6 Spectrum Emission Mask (SEM) Measurement..................................................... 217
6.6.1 About the Measurement..............................................................................................217
6.6.2 Typical Applications.....................................................................................................218
6.6.3 SEM Results............................................................................................................... 218
6.6.4 SEM Basics.................................................................................................................221
6.6.5 SEM Configuration...................................................................................................... 232
6.6.6 How to Perform a Spectrum Emission Mask Measurement........................................248
6.6.7 Measurement Example: Multi-SEM Measurement......................................................253
6.6.8 Reference: SEM File Descriptions.............................................................................. 255
6.7 Spurious Emissions Measurement......................................................................... 262
6.7.1 About the Measurement..............................................................................................262
6.7.2 Spurious Emissions Measurement Results.................................................................263
6.7.3 Spurious Emissions Basics......................................................................................... 264
6.7.4 Spurious Emissions Measurement Configuration....................................................... 266
6.7.5 How to Perform a Spurious Emissions Measurement.................................................272
6.7.6 Reference: ASCII Export File Format (Spurious)........................................................ 273
6.8 Statistical Measurements (APD, CCDF).................................................................. 275
6.8.1 About the Measurements............................................................................................ 275
6.8.2 Typical Applications.....................................................................................................276
6.8.3 APD and CCDF Results..............................................................................................276
6.8.4 APD and CCDF Basics - Gated Triggering................................................................. 279
6.8.5 APD and CCDF Configuration.................................................................................... 280
6.8.6 How to Perform an APD or CCDF Measurement........................................................286
6.8.7 Examples.................................................................................................................... 287
6.8.8 Optimizing and Troubleshooting the Measurement.....................................................290
6.9 Time Domain Power Measurement..........................................................................290
6.9.1 About the Measurement..............................................................................................290
6.9.2 Time Domain Power Results.......................................................................................290

Contents
R&S®FSW
7User Manual 1173.9411.02 ─ 36
6.9.3 Time Domain Power Basics - Range Definition Using Limit Lines.............................. 291
6.9.4 Time Domain Power Configuration............................................................................. 292
6.9.5 How to Measure Powers in the Time Domain............................................................. 293
6.9.6 Measurement Example............................................................................................... 293
6.10 Harmonic Distortion Measurement......................................................................... 295
6.10.1 About the Measurement..............................................................................................295
6.10.2 Harmonic Distortion Basics......................................................................................... 295
6.10.3 Harmonic Distortion Results........................................................................................298
6.10.4 Harmonic Distortion Configuration.............................................................................. 299
6.10.5 How to Determine the Harmonic Distortion.................................................................300
6.11 Third Order Intercept (TOI) Measurement...............................................................300
6.11.1 About the TOI Measurement.......................................................................................301
6.11.2 TOI Basics...................................................................................................................301
6.11.3 TOI Results................................................................................................................. 305
6.11.4 TOI Configuration........................................................................................................306
6.11.5 How to Determine the Third Order Intercept............................................................... 307
6.11.6 Measurement Example – Measuring the R&S FSW's Intrinsic Intermodulation......... 307
6.12 AM Modulation Depth Measurement....................................................................... 310
6.12.1 About the Measurement..............................................................................................310
6.12.2 AM Modulation Depth Results.....................................................................................310
6.12.3 AM Modulation Depth Configuration............................................................................311
6.12.4 Optimizing and Troubleshooting the Measurement.....................................................312
6.12.5 How to Determine the AM Modulation Depth..............................................................313
6.13 Electromagnetic Interference (EMI) Measurement.................................................313
6.13.1 About the EMI Measurement...................................................................................... 314
6.13.2 EMI Measurement Results..........................................................................................314
6.13.3 EMI Measurement Basics........................................................................................... 316
6.13.4 EMI Measurement Configuration................................................................................ 324
6.13.5 EMI Result Analysis.................................................................................................... 331
6.13.6 How to Perform EMI Measurements........................................................................... 332
6.13.7 Measurement Example: Measuring Radio Frequency Interference............................334
6.13.8 Optimizing and Troubleshooting EMI Measurements................................................. 336
7 Common Measurement Settings...................................................... 337