Keysight Technologies N5250C PNA Series Manual
Keysight Technologies N5250C PNA Series Manual

Keysight Technologies N5250C PNA Series Manual

Microwave network analyzer system
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Keysight Technologies
N5250C PNA Series
Microwave Network Analyzer System
Use this manual in conjunction with the following documents:
- PNA Series Network Analyzer Embedded Help System
- PNA Series Network Analyzer Installation and Quick Start Guide
Part Number E8356-90001
- E8361C PNA Series Microwave Network Analyzer Service Guide
Part Number E8361-90001
- N5260A Millimeter Head Controller Operation and Service Guide
Part Number: N5260-90001
Notice: This document contains references to Agilent. Please
note that Agilent's Test and Measurement business has
become Keysight Technologies. For more information, go to
www.keysight.com.
Installation and
Service Guide

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Summary of Contents for Keysight Technologies N5250C PNA Series

  • Page 1 - N5260A Millimeter Head Controller Operation and Service Guide Part Number: N5260-90001 Notice: This document contains references to Agilent. Please note that Agilent’s Test and Measurement business has become Keysight Technologies. For more information, go to www.keysight.com. Installation and Service Guide...
  • Page 2 COVERING THE MATERIAL IN THIS DOCUMENT THAT CONFLICT WITH government requirements THESE TERMS, THE WARRANTY beyond those set forth in the © Keysight Technologies, Inc. TERMS IN THE SEPARATE EULA shall apply, except to the 2008 - 2011, 2017 AGREEMENT WILL CONTROL.
  • Page 3 Assistance Product maintenance agreements and other customer assistance agreements are available for Keysight Technologies, Inc. products. For information about these agreements and for other assistance, contact Keysight. Refer to “Contacting Keysight” on page 5-4. Safety and Regulatory Information The safety and regulatory information pertaining to this product is located in Chapter 1, “Safety and Regulatory Information.”...
  • Page 4: Table Of Contents

    Keysight Technologies Customer Engineering ........
  • Page 5 Contents 4 System Specifications Specifications................. . . 4-2 System Specifications (typical) .
  • Page 6 Contents Contents-3 Installation and Service Guide N5250-90001...
  • Page 7: Safety And Regulatory Information

    Safety and Regulatory Information Installation and Service Guide N5250-90001...
  • Page 8: Safety Symbols

    Safety and Regulatory Information PNA Series Microwave Network Analyzer System Safety Symbols N5250A Safety Symbols The following safety symbols are used throughout this manual. Familiarize yourself with each of the symbols and its meaning before operating this instrument. Caution denotes a hazard. It calls attention to a procedure that, if not correctly performed or adhered to, could result in damage to or destruction of the instrument.
  • Page 9 PNA Series Microwave Network Analyzer System Safety and Regulatory Information N5250A General Safety Considerations The opening of covers or removal of parts may expose dangerous voltages. Disconnect the instrument from all voltage sources while it is opened. Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended.
  • Page 10: Electrostatic Discharge Protection

    Safety and Regulatory Information PNA Series Microwave Network Analyzer System Electrostatic Discharge Protection N5250A Electrostatic Discharge Protection Protection against electrostatic discharge (ESD) is essential while removing assemblies from or connecting cables to the system components. Static electricity can build up on your body and can easily damage sensitive internal circuit elements when discharged.
  • Page 11: Regulatory Information

    PNA Series Microwave Network Analyzer System Safety and Regulatory Information N5250A Regulatory Information Regulatory Information This section contains information that is required by various government regulatory agencies. Installation and Service Guide N5250-90001...
  • Page 12: Instrument Markings

    Safety and Regulatory Information PNA Series Microwave Network Analyzer System Regulatory Information N5250A Instrument Markings The instruction documentation symbol. The product is marked with this symbol when it is necessary for the user to refer to the instructions in the documentation. The AC symbol indicates the required nature of the line module input power.
  • Page 13: Lithium Battery Disposal

    PNA Series Microwave Network Analyzer System Safety and Regulatory Information N5250A Regulatory Information Lithium Battery Disposal If the battery on the network analyzer’s CPU board needs to be disposed of, dispose of it in accordance with your country’s requirements. If required, you may return the battery to Keysight Technologies for disposal.
  • Page 14 Safety and Regulatory Information PNA Series Microwave Network Analyzer System Regulatory Information N5250A Installation and Service Guide N5250-90001...
  • Page 15: System Description

    System Description Installation and Service Guide N5250-90001...
  • Page 16: N5250C Network Analyzer System

    System Description PNA Series Microwave Network Analyzer System N5250C Network Analyzer System N5250A N5250C Network Analyzer System The N5250C is a vector network analyzer system with an extremely wide frequency range of 10 MHz to 110 GHz. The N5250C uses the same 1.0 mm test port connections throughout its entire range of test frequencies.
  • Page 17: What's Included In The N5250C System

    PNA Series Microwave Network Analyzer System System Description N5250C Network Analyzer System N5250A What’s Included in the N5250C System? The N5250C system includes the following: • PNA Series network analyzer, E8361C with Option H11 (includes options UNL, 014, 080, and 081) •...
  • Page 18: Basic System Configurations

    System Description PNA Series Microwave Network Analyzer System Basic System Configurations N5250A Basic System Configurations The N5250C can be used in either of two basic configurations, depending on how the test ports are connected to the device under test (DUT): coaxial measurement configuration or wafer probe measurement configuration.
  • Page 19: Wafer Probe Measurement

    PNA Series Microwave Network Analyzer System System Description N5250A Basic System Configurations Coaxial Measurement Configuration Figure 2-2  E8361A Network Analyzer 45 MHz to 67 GHz PNA Series Network Analyzer with Options 014, 080, 081, UNL, and H11 Port 1 Port 2 CPLR RCVR...
  • Page 20: N5260A Millimeter Head Controller

    System Description PNA Series Microwave Network Analyzer System N5260A Millimeter Head Controller N5250A N5260A Millimeter Head Controller The N5260A millimeter head controller provides the test interface between the millimeter-wave test head modules and the E8361C H11 PNA series network analyzer. The millimeter head controller, when used in conjunction with the millimeter-wave test head modules and the PNA, provides all of the feature and functions of a full S-Parameter test set.
  • Page 21: Millimeter-Wave Test Head Modules

    PNA Series Microwave Network Analyzer System System Description N5250A Millimeter-Wave Test Head Modules Millimeter-Wave Test Head Modules A pair of 67-110 GHz millimeter-wave test head modules, in conjunction with the N5260A millimeter head controller, is used to make reflection, transmission, or S-parameter measurements at millimeter wave frequencies with the E8361C H11 PNA.
  • Page 22: Theory Of Operation

    System Description PNA Series Microwave Network Analyzer System Millimeter-Wave Test Head Modules N5250A Theory of Operation Refer to the block diagram in Figure 2-5 on page 2-9 for the following paragraphs. The N5260A millimeter head controller routes the LO and RF signals from the E8361C PNA to the test set modules.
  • Page 23 PNA Series Microwave Network Analyzer System System Description N5250A Millimeter-Wave Test Head Modules Figure 2-5 Millimeter-wave Te st Head Module Block Diagram Installation and Service Guide N5250-90001...
  • Page 24: Specifications

    System Description PNA Series Microwave Network Analyzer System Millimeter-Wave Test Head Modules N5250A Specifications Specifications described here are the typical performance for the 67 –110 GHz millimeter-wave test head modules. For the electrical specifications of the modules when used in the N5250C system, refer to “System Specifications (typical)”...
  • Page 25: Band Solutions From Oml, Inc

    PNA Series Microwave Network Analyzer System System Description N5250A Millimeter-Wave Test Head Modules Band Solutions from OML, Inc.© OML, Inc. © (formerly known as Oleson Microwave Labs) is a millimeter-wave test equipment manufacturer, and supplier of the millimeter-wave test heads used in the N5250C network analyzer system.
  • Page 26 System Description PNA Series Microwave Network Analyzer System Millimeter-Wave Test Head Modules N5250A 2-12 Installation and Service Guide N5250-90001...
  • Page 27: System Installation

    System Installation Installation and Service Guide N5250-90001...
  • Page 28: Receiving The System

    If the shipping container is damaged or the packaging material shows signs of stress, notify the carrier as well as the Keysight Technologies Customer Engineer. Keep the shipping materials for the carrier’s inspection. Keysight Technologies will arrange for repair or replacement of damaged equipment without waiting for a claim settlement from the carrier.
  • Page 29: System Contents

    PNA Series Microwave Network Analyzer System System Installation N5250A Receiving the System System Contents Use the table below to verify that the shipment is complete. These are items that are supplied with all N5250C complete systems only. Table 3-1 N5250C System Contents Keysight Part Number Description...
  • Page 30 System Installation PNA Series Microwave Network Analyzer System Receiving the System N5250A Table 3-1 N5250C System Contents (Continued) SMA Right Angle Adapter (Not required unless 1250-2604 needed with 8121-1221 cables.) 5063-9226 Handle Set 5063-9232 Rack Mount Flange Set N5250C-90001 Installation and Service Guide N5260A-110 millimeter-wave test head modules, port 1 0 or 1...
  • Page 31 PNA Series Microwave Network Analyzer System N5250A System Installation Receiving the System Table 3-1 N5250C System Contents (Continued) N5260-60011 Left millimeter-wave test head with bias-tee Includes: N5260-60013 Left combiner assembly with bias-tee 67 GHz to 110 GHz Wave Guide T/R N5260-60003 Module with Attenuator N5260-60022...
  • Page 32: Site Preparation

    System Installation PNA Series Microwave Network Analyzer System Site Preparation N5250A Site Preparation Power Requirements Before installing the system, be sure that the required ac power is available at all necessary locations. • Three-wire power cables (which provide a safety ground) must be used with all instruments. •...
  • Page 33: Environmental Requirements

    PNA Series Microwave Network Analyzer System System Installation N5250A Site Preparation Environmental Requirements The environmental requirements shown below are characteristic for the system and are based on the limitations of the E8361C network analyzer used. Table 3-3 Environmental Requirements Temperature 5 C to 40 C (41 F to 104 F) Operation 40 C to +65 C (40...
  • Page 34: Protect Against Electrostatic Discharge (Esd)

    System Installation PNA Series Microwave Network Analyzer System Site Preparation N5250A Protect Against Electrostatic Discharge (ESD) IMPORTANT: If not properly protected against, electrostatic discharge can seriously damage your analyzer, resulting in costly repair. To reduce the chance of electrostatic discharge, follow all of the recommendations outlined in “Electrostatic Discharge Protection”...
  • Page 35 PNA Series Microwave Network Analyzer System System Installation N5250A Site Preparation Figure 3-1 Test Head Module Dimensions for Mounting Installation and Service Guide N5250-90001...
  • Page 36: Pna, Controller, And Test Head Module Interconnections

    System Installation PNA Series Microwave Network Analyzer System PNA, Controller, and Test Head Module Interconnections N5250A PNA, Controller, and Test Head Module Interconnections Rear Panel Cabling Figure 3-2 shows the rear panel cabling. For front-panel cabling between the N5260A millimeter head controller and the test head modules, see “Front Panel Cabling”...
  • Page 37: Front Panel Cabling

    PNA Series Microwave Network Analyzer System System Installation N5250A PNA, Controller, and Test Head Module Interconnections Front Panel Cabling The front-panel interconnections between the N5260A millimeter head controller and the test head modules are shown in Figure 3-3, Figure 3-4, and Figure 3-6.
  • Page 38 System Installation PNA Series Microwave Network Analyzer System PNA, Controller, and Test Head Module Interconnections N5250A Figure 3-5 N5250C Option 018 Configuration  E8361A Network Analyzer 45 MHz to 67 GHz PNA Series Network Analyzer with Options 014, 080, 081, UNL, and H11 CPL R Port 1...
  • Page 39: Sequence Of Test Head Module Connections

    PNA Series Microwave Network Analyzer System System Installation N5250A PNA, Controller, and Test Head Module Interconnections Sequence of Test Head Module Connections Use a 57 N-cm (5 in-lb) torque wrench to tighten the SMA connectors and a 90 N-cm (8 in-lb) torque wrench to tighten the 1.85 mm and 3.5 mm connectors. The connectors on the backs of the test head modules are very closely spaced.
  • Page 40: System Cable Connections

    System Installation System PNA Series Microwave Network Analyzer System Cable Connections N5250A System Cable Connections In this table, a complete from/to connection list is given for the E8361C network analyzer, the N5260A millimeter head controller, and the left and right test head modules. In other words, each cable is listed twice, and can be found by looking up the connection from either end.
  • Page 41 PNA Series Microwave Network Analyzer System System Installation System N5250A Cable Connections Table 3-5 N5250C Cable List and Connections (Continued) Test IF A IF (Port 1) 85105-60033 N5260-60003 (48” length) Ref IF R1 IF (Port 1) 85105-60033 (48” length) N5260-60003 RF In 3.5 mm RF Out (Port 1)
  • Page 42 System Installation System PNA Series Microwave Network Analyzer System Cable Connections N5250A Table 3-5 N5250C Cable List and Connections (Continued) Test IF A IF 85105-60033 (48” length) N5260-60004 N5260A Ref IF R1 IF 85105-60033 (48” length) N5260-60004 N5260A RF In RF Out 3.5 mm 8121-1221...
  • Page 43: Configuring The Pna Software For The N5250C

    PNA Series Microwave Network Analyzer System System Installation N5250A Configuring the PNA Software for the N5250C Configuring the PNA Software for the N5250C 1. On the PNA, select: Utility > System > Configure > Millimeter Module Configuration. The dialog box shown in the following figure will be displayed. Figure 3-8 Millimeter Module Configuration Dialog Box 2.
  • Page 44: Disconnecting The Combiner Assembly From The Mm-Wave Module

    System Installation PNA Series Microwave Network Analyzer System Disconnecting the Combiner Assembly From the mm-Wave Module N5250A Disconnecting the Combiner Assembly From the mm-Wave Module The mm-wave (waveguide) modules can be used stand-alone for 67 to 110 GHz high power W-band (WA-10) waveguide measurements.
  • Page 45: New Design

    PNA Series Microwave Network Analyzer System System Installation N5250A Disconnecting the Combiner Assembly From the mm-Wave Module New Design Figure 3-10 New Design Combiner Assembly and mm-Wave Module: View 1 3 (3 places) N5230_013_316 Refer to Figure 3-10. To use the mm-wave modules without the combiner assembly, disconnect the combiner assembly (item 2) from the mm-wave (waveguide) module (item 1) using this procedure: 1.
  • Page 46 System Installation PNA Series Microwave Network Analyzer System Disconnecting the Combiner Assembly From the mm-Wave Module N5250A Figure 3-11 New Design Combiner Assembly and mm-Wave Module: View 2 2 (3 places) N5230_013_317 2. Remove the 3 screws (item 2). 3. Remove the large cover (item 1) 3-20 Installation and Service Guide N5250-90001...
  • Page 47 PNA Series Microwave Network Analyzer System System Installation N5250A Disconnecting the Combiner Assembly From the mm-Wave Module Figure 3-12 New Design Combiner Assembly and mm-Wave Module: View 3 1 (4 places) (4 places) 2 N5230_013_318 4. Remove the four waveguide screws (item 1). 5.
  • Page 48 System Installation PNA Series Microwave Network Analyzer System Disconnecting the Combiner Assembly From the mm-Wave Module N5250A 3-22 Installation and Service Guide N5250-90001...
  • Page 49: System Specifications

    System Specifications Installation and Service Guide N5250-90001...
  • Page 50 System Specifications PNA Series Microwave Network Analyzer System Specifications N5250A Specifications System Specifications (typical) The N5250C system has typical (non-warranted) specifications only. See Table 4-1. Table 4-1 Typical System Specifications 1.0 mm Test Port (Std. or Opt 017 1.85 mm WR-10 Test Port Power (dBm) or 018...
  • Page 51 PNA Series Microwave Network Analyzer System N5250A System Specifications Specifications Table 4-1 Typical System Specifications (Continued) 40 GHz to 45 GHz –99 –106 45 GHz to 50 GHz –97 –104 50 GHz to 60 GHz –97 –104 60 GHz to 67 GHz –92 –103 67 GHz to 70 GHz...
  • Page 52: General E8361C/C Option H11 Specifications

    System Specifications PNA Series Microwave Network Analyzer System Specifications N5250A Assumes a 30 inch cable from the PNA Source Out bulkhead connector is used to provide the 10 MHz to 67 GHz source signal. The Option 017 and 018 configurations includes a bias-tee in the 1.0 mm test head and use this connection.
  • Page 53: N5250C Option 017 And 018 Test Head Bias-Tees Specifications

    PNA Series Microwave Network Analyzer System System Specifications N5250A Specifications a. Pulse input connectors are operational only with Option H08 (Pulsed Measurement Capability) enabled. b. Based on deviation from signal reduction equation: Signal Reduction (dB) = 20log (Duty_cycle) = 20log (pulse_width/period).
  • Page 54 System Specifications PNA Series Microwave Network Analyzer System Specifications N5250A Figure 4-1 Internal Connection Diagram for the Test Head Bias-Tee Figure 4-2 External Connection Diagram for the Test Head Bias-Tee Parametric DC Source Cable, Cascade Microtech Ex: Keysight 104-330-LC Cable, Keysight 16494A 4142B or E5270B Force Test...
  • Page 55: Maintenance And Support

    Maintenance and Support Installation and Service Guide N5250-90001...
  • Page 56: Maintenance

    Maintenance and Support PNA Series Microwave Network Analyzer System Maintenance N5250A Maintenance To prevent electrical shock, disconnect the analyzer from the mains source before cleaning. Use a dry cloth or one slightly dampened with water to clean the external case parts. Do not attempt to clean internally. Physical Maintenance Clean the cabinet, including the front panel, using a dry or slightly damp cloth only.
  • Page 57: Principles Of Connector Care

    PNA Series Microwave Network Analyzer System Maintenance and Support N5250A Principles of Connector Care Principles of Connector Care Proper connector care and connection techniques are critical for accurate and repeatable measurements. Refer to Table 5-1 for tips on connector care. Prior to making connections to your analyzer, carefully review the information about inspecting, cleaning, and gaging connectors.
  • Page 58: Keysight Support, Services, And Assistance

    Keysight for repair. If you wish to send an item from your system to Keysight Technologies for service or repair: • Include a complete description of the service requested or of the failure and a description of any failed test and any error message.
  • Page 59: Performance Tests And Checks

    Performance Tests and Checks Installation and Service Guide N5250-90001...
  • Page 60: System Preparation And Analyzer Warm Up

    Performance Tests and Checks PNA Series Microwave Network Analyzer System System Preparation and Analyzer Warm Up N5250A System Preparation and Analyzer Warm Up To achieve the maximum system stability, allow the analyzer to warm up for at least 90 minutes. Complete the procedures in Chapter 3 , “System Installation,”...
  • Page 61: Review The Principles Of Connector Care

    PNA Series Microwave Network Analyzer System Performance Tests and Checks N5250A Review the Principles of Connector Care Review the Principles of Connector Care Proper connector care and connection techniques are critical for accurate and repeatable measurements. Refer to Table 5-1 on page 5-3 for tips on connector care.
  • Page 62: System Check

    Performance Tests and Checks PNA Series Microwave Network Analyzer System System Check N5250A System Check 1. Connect a 1.0 mm short to Port 1 and Port 2. An adapter may be used on Port 2. 2. Restart the PNA application and perform a factory preset by pressing the PRESET key. 3.
  • Page 63: System Performance Verification

    PNA Series Microwave Network Analyzer System Performance Tests and Checks N5250A System Performance Verification System Performance Verification Since the N5250C has typical (non-warranted) specifications only, the SYSTEM PERFORMANCE VERIFICATION is not a PASS/FAIL test. The SYSTEM PERFORMANCE VERIFICATION is a test to establish BASELINE PERFORMANCE after the installation.
  • Page 64: Materials Required

    Performance Tests and Checks PNA Series Microwave Network Analyzer System System Performance Verification N5250A Materials Required The following materials are required to run the tests: • N5250C system (including system cables) • 85059A 1.0 mm precision calibration and verification kit General Preparation Prepare for performance verification by completing the following procedure: 1.
  • Page 65: Verification Procedure

    PNA Series Microwave Network Analyzer System Performance Tests and Checks N5250A System Performance Verification Verification Procedure 1. Insert the USB memory stick from the 85059A kit into the PNA. 2. Click Utility > System > Service > System Verification. The System Verification dialog box is displayed;...
  • Page 66 Performance Tests and Checks PNA Series Microwave Network Analyzer System System Performance Verification N5250A Figure 6-3. System Verification Dialog Box 3. In the Calibration Kit box, select the “Agilent 85059A Data-based (1.00 mm)” calibration kit by clicking on it. The corresponding verification kit to use is selected for you and displayed in the Verification Kit box.
  • Page 67 PNA Series Microwave Network Analyzer System Performance Tests and Checks N5250A System Performance Verification 8. Follow the instructions on the analyzer for performing a full 2-port calibration.The parameters for the calibration are setup automatically by the program. 9. At the last step of the calibration sequence it is necessary to make a thru connection. To make the thru connection, gently slide the right test (port 2) towards the left test head (port 1) a little bit at a time, while turning the threaded ring on the left head test port connector by hand onto the cable attached to the right test head.
  • Page 68: Verification Results Files

    Performance Tests and Checks PNA Series Microwave Network Analyzer System System Performance Verification N5250A Figure 6-4 System Verification Device Connections E8361A Network Analyzer 45 MHz to 67 GHz  E8361A PNA Series Network Analyzer with Options 014, 080, 081, UNL, and H11 Port 1 Port 2 CPLR...
  • Page 69 PNA Series Microwave Network Analyzer System Performance Tests and Checks N5250A System Performance Verification Figure 6-5 Magnitude for Matched Thru and S are linear magnitude with a scale of milliunits. S and S are dB. Installation and Service Guide N5250-90001 6-11...
  • Page 70 Performance Tests and Checks PNA Series Microwave Network Analyzer System System Performance Verification N5250A Figure 6-6 Phase for Matched Thru 6-12 Installation and Service Guide N5250-90001...
  • Page 71 PNA Series Microwave Network Analyzer System Performance Tests and Checks N5250A System Performance Verification Figure 6-7 Magnitude for Mismatched Thru and S are linear magnitude with a scale of milliunits. S and S are dB. Installation and Service Guide N5250-90001 6-13...
  • Page 72: Interpreting The Verification Results

    Performance Tests and Checks PNA Series Microwave Network Analyzer System System Performance Verification N5250A Figure 6-8 Phase for Mismatched Thru Interpreting the Verification Results The purpose of the N5250C system verification process is to demonstrate that the system is making reasonable measurements. There are no hard specifications on the N5250C system, so there are no pass/fail limits from the system verification measurements.
  • Page 73: Improving The Verification Results

    PNA Series Microwave Network Analyzer System Performance Tests and Checks N5250A System Performance Verification Improving the Verification Results IMPORTANT Inspect all connections. Do not remove the test port cable from the analyzer test port. This will invalidate the calibration that you performed earlier. 1.
  • Page 74 Performance Tests and Checks PNA Series Microwave Network Analyzer System System Performance Verification N5250A 6-16 Installation and Service Guide N5250-90001...
  • Page 75: Replaceable Parts

    Replaceable Parts Installation and Service Guide N5250-90001...
  • Page 76: Ordering Information

    Ordering Information To order a part listed in the replaceable parts lists: • include the part number • indicate the quantity required • Contact Keysight Technologies for instructions on where to send the order. Refer to “Contacting Keysight” on page 5-4.
  • Page 77: Replaceable Parts

    PNA Series Microwave Network Analyzer System Replaceable Parts N5250A Replaceable Parts Replaceable Parts Table 7-1 Replaceable Parts List Keysight Part Number Description Waveguide Modules: 67 GHz to 110 GHz waveguide T/R module with attenuator. Exchange is available N5260-69003 only when the customer’s module is returned to the factory for service. 67 GHz to 110 GHz waveguide T/R module without attenuator.
  • Page 78 Replaceable Parts PNA Series Microwave Network Analyzer System Replaceable Parts N5250A Table 7-1 Replaceable Parts List (Continued) Keysight Part Number Description 5061-9038 N5260A millimeter head controller RF and LO SMA cable Accessories and Documentation: Shipping container for millimeter-wave test heads and subcomponents 9211-8177 (combiner assembly and/or waveguide T/R module) Part number is for reference only.
  • Page 79 This information is subject to change without notice. © Keysight Technologies 2003, 2008, 2010, 2011, 2017 Edition 1 February 2017 Supersedes: November 2011 www.keysight.com...

This manual is also suitable for:

N5260-60004N5260-60003

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