Choose a country or area to see content specific to your location

    Enable browser cookies for improved site capabilities and performance.
    Keysight Technologies
    Chat Live
    Contact Us
    Login Welcome Login
    Welcome
      You are signed as:
    • My Profile
    • Logout
    • Login
    • Register
    México

    Confirm Your Country or Area

    México

    • 中国
    • 日本
    • 繁體中文
    • 한국
    • Brasil
    • Canada
    • Deutschland
    • France
    • India
    • Malaysia
    • United Kingdom
    • United States
    • Australia
    • Austria
    • Belgium
    • Denmark
    • Finland
    • Hong Kong, China
    • Ireland
    • Israel
    • Italy
    • Mexico
    • Netherlands
    • Singapore
    • Spain
    • Sweden
    • Switzerland (German)
    • Thailand
    • Vietnam
    • View all countries or areas more...

    Please Confirm

    Confirm your country to access relevant pricing, special offers, events, and contact information.

        • Computer Aided Engineering right arrow
        • Engineering Design Automation right arrow
        • Engineering Data Management right arrow
        • Optical Design Engineering right arrow
        • Software Quality Engineering right arrow
        All Design Engineering Software right arrow
        • Oscilloscopes right arrow Sampling Oscilloscopes right arrow Digital Multimeters right arrow BERTS, Digitizers, and DAQs right arrow Digital Protocol Analyzers right arrow Waveform and Function Generators right arrow
        • Photonic and Optical Test right arrow Quantum Design and Test right arrow
        • AC Power Supplies right arrow DC Power Supplies right arrow DC Electronic Loads right arrow Power Analyzers right arrow Source Measure Units right arrow
        • LCR Meters and Impedance Analyzers right arrow Signal, Spectrum, and Wireless Analyzers right arrow Noise Figure and Phase Noise Analyzers right arrow Signal Sources right arrow RF Vector Transceivers right arrow Vector Network Analyzers right arrow RF Power Meters right arrow
        • Ethernet Traffic Emulation right arrow Network Emulators right arrow Interconnect Test right arrow
        • Channel Emulators right arrow UE, RAN, and Core Emulators right arrow Cellular Device Testing right arrow WLAN and IoT Testing right arrow
        • Automotive EV Emulators right arrow Autonomous Drive Testing right arrow Automotive Communications Testing right arrow
        • Security Attack Emulation right arrow Security Device Testing right arrow Vulnerability Assessment right arrow
      • All Instrument Software right arrow
        • Network Visibility Equipment right arrow
        • Network and Applications Monitoring right arrow
        • Semiconductors right arrow
        • In-Circuit Test For Manufacturing right arrow
        • Support Services right arrow
        • Managed Services right arrow
        • Financial Alternatives right arrow
        All Services right arrow
      • All Modular Instruments right arrow
        • Instrument Accessories right arrow
        • Part Number Lookup right arrow
      All Products right arrow
      Stream 120 MHz I/Q Data to Your Laptop in the Field

      Pinpoint interference with post-processing spectrum management software in the lab. 

      Meet the new FieldFox
      FieldFox Handheld Analyzers
      Now You Can Run Fast, Accurate Tests up to 192 kW

      Our high-density ATE power supplies end trade-offs between test throughput and precision.

      Learn More
      High Power ATE System Supplies
      WirelessPro 3GPP AI Simulation Platform

      WirelessPro empowers you to model, simulate, and analyze various aspects of 5G networks, 5G Advanced technologies, and future 6G wireless channels with unparalleled ease and accuracy.

      Explore Now
      AI/ML driven design for 6G air interface
      Digital Validation. Faster.

      Get faster, clearer insights with our new multicore, 12-bit oscilloscope up to 33 GHz.

      Meet the XR8
      Pro XR8 Oscilloscope
      Discover Keysight AI Data Center Builder

      Emulate every part of your data center infrastructure. Emulate Anything. Optimize Everything.

      Explore Now
      Keysight PathWave VSA software running on a laptop
      Simplify Complexity with Advanced Signal Analyzer Software

      Accelerate signal analysis testing with Keysight’s VSA software. Visualize, demodulate, and troubleshoot with over 75+ signal standards with precision.

      Explore Now
      Keysight PathWave VSA software running on a laptop
      Introducing AI-Enhanced Packet Brokers

      With extra memory and storage, these enhanced NPBs run Keysight's AI security and performance monitoring software and AI stack.

      Explore Now
      Vision 400 Network Packet Broker
      Precision In-Circuit Testing for Production

      Achieve fast, accurate board-level testing with robust inline and offline ICT designed for modern manufacturing.    

      Learn More
      Keysight's i3070 Series Equipment
      Accelerate Your Innovation Engine

      Explore curated support plans, prioritized to keep you innovating at speed.

      Explore KeysightCare
      Keysight Support
    • Solutions
    • Explore Resources

      Explore engineer-authored content and a vast knowledge base with thousands of learning opportunities.

      Featured
      • nav icon Application Notes
      • nav icon eBooks
      • nav icon White Papers
      • nav icon Bootcamps
      Search all resources right arrow
      More Ways to Learn

      Keysight Learn offers immersive content on topics of interest, including solutions, blogs, events, and more.

      • nav icon Use Cases
      • nav icon Learning Hubs
      • nav icon Blogs
      • nav icon Events
      Explore Keysight Learn right arrow
      • My Learn Dashboard
      • About Keysight
      My Learn Dashboard

      Track. Discover. Personalize.
      All in one place.

       

      Try it today
    • Support Tasks

      Quick access to support related self-help tasks.

      • Technical Support
      • Knowledge Center
      • Service Order Management
      • Calibration Certificates
      • Software Download Center
      Tools

      Additional content to support your product needs.

      • Keysight Support Portal
      • Computer Aided Engineering (myESI)
      • Network Test and Visibility Support
      • NES Wireless Solutions Help Desk
      • Software Test Support (Eggplant)
      • Software Licensing Manager
      Do more with Keysight Services

      Explore services to accelerate every step of your innovation journey.

      Learn more
      • Computer Aided Engineering right arrow
        Engineering Design Automation right arrow
        Engineering Data Management right arrow
        Optical Design Engineering right arrow
        Software Quality Engineering right arrow
        All Design Engineering Software
        WirelessPro 3GPP AI Simulation Platform

        WirelessPro empowers you to model, simulate, and analyze various aspects of 5G networks, 5G Advanced technologies, and future 6G wireless channels with unparalleled ease and accuracy.

        Explore Now
        AI/ML driven design for 6G air interface
      • Oscilloscopes right arrow Sampling Oscilloscopes right arrow Digital Multimeters right arrow BERTS, Digitizers, and DAQs right arrow Digital Protocol Analyzers right arrow Waveform and Function Generators right arrow
        Photonic and Optical Test right arrow Quantum Design and Test right arrow
        AC Power Supplies right arrow DC Power Supplies right arrow DC Electronic Loads right arrow Power Analyzers right arrow Source Measure Units right arrow
        LCR Meters and Impedance Analyzers right arrow Signal, Spectrum, and Wireless Analyzers right arrow Noise Figure and Phase Noise Analyzers right arrow Signal Sources right arrow RF Vector Transceivers right arrow Vector Network Analyzers right arrow RF Power Meters right arrow
        Digital Validation. Faster.

        Get faster, clearer insights with our new multicore, 12-bit oscilloscope up to 33 GHz.

        Meet the XR8
        Pro XR8 Oscilloscope
      • Ethernet Traffic Emulation right arrow Network Emulators right arrow Interconnect Test right arrow
        Channel Emulators right arrow UE, RAN, and Core Emulators right arrow Cellular Device Testing right arrow WLAN and IoT Testing right arrow
        Automotive EV Emulators right arrow Autonomous Drive Testing right arrow Automotive Communications Testing right arrow
        Security Attack Emulation right arrow Security Device Testing right arrow Vulnerability Assessment right arrow
        Discover Keysight AI Data Center Builder

        Emulate every part of your data center infrastructure. Emulate Anything. Optimize Everything.

        Explore Now
        Keysight PathWave VSA software running on a laptop
      • All Instrument Software
        Simplify Complexity with Advanced Signal Analyzer Software

        Accelerate signal analysis testing with Keysight’s VSA software. Visualize, demodulate, and troubleshoot with over 75+ signal standards with precision.

        Explore Now
        Keysight PathWave VSA software running on a laptop
      • Network Visibility Equipment right arrow
        Network and Applications Monitoring right arrow
        Introducing AI-Enhanced Packet Brokers

        With extra memory and storage, these enhanced NPBs run Keysight's AI security and performance monitoring software and AI stack.

        Explore Now
        Vision 400 Network Packet Broker
      • Semiconductors right arrow
        In-Circuit Test For Manufacturing right arrow
        Precision In-Circuit Testing for Production

        Achieve fast, accurate board-level testing with robust inline and offline ICT designed for modern manufacturing.    

        Learn More
        Keysight's i3070 Series Equipment
      • Support Services right arrow
        Managed Services right arrow
        Financial Alternatives right arrow
        All Services
        Accelerate Your Innovation Engine

        Explore curated support plans, prioritized to keep you innovating at speed.

        Explore KeysightCare
        Keysight Support
      • All Modular Instruments
      • Instrument Accessories right arrow
        Part Number Lookup right arrow
      All Products
      Stream 120 MHz I/Q Data to Your Laptop in the Field

      Pinpoint interference with post-processing spectrum management software in the lab. 

      Meet the new FieldFox
      FieldFox Handheld Analyzers
      Now You Can Run Fast, Accurate Tests up to 192 kW

      Our high-density ATE power supplies end trade-offs between test throughput and precision.

      Learn More
      High Power ATE System Supplies
    • Solutions
    • My Learn Dashboard right arrow

      Explore engineer-authored content and a vast knowledge base with thousands of learning opportunities.

      Featured
      • nav icon Application Notes
      • nav icon eBooks
      • nav icon White Papers
      • nav icon Bootcamps
      Search all resources

      Keysight Learn offers immersive content on topics of interest, including solutions, blogs, events, and more.

      • nav icon Use Cases
      • nav icon Learning Hubs
      • nav icon Blogs
      • nav icon Events
      Explore Keysight Learn
      About Keysight right arrow
      My Learn Dashboard

      Track. Discover. Personalize.
      All in one place.

       

      Try it today

    • Quick access to support related self-help tasks.

      • Technical Support
      • Knowledge Center
      • Service Order Management
      • Calibration Certificates
      • Software Download Center

      Additional content to support your product needs.

      • Keysight Support Portal
      • Computer Aided Engineering (myESI)
      • Network Test and Visibility Support
      • NES Wireless Solutions Help Desk
      • Software Test Support (Eggplant)
      • Software Licensing Manager
      Do more with Keysight Services

      Explore services to accelerate every step of your innovation journey.

      Learn more
    Contact Us
    Welcome |
    Exit Procurement Session
    • View and Transfer Cart
    • Discard Cart and End Procurement Session
    Multimeter Tips You Probably Shouldn't Try
    • Courses
    • 1 items

    Learn two unusual uses for a digital multimeter. The techniques DMMs use to measure electrical parameters can be exploited if you find yourself in a tough testing situation. 

    Lessons
    Lesson 1 - Multimeter Tips You Probably Shouldn't Try

    Lesson 1 - Multimeter Tips You Probably Shouldn't Try

    Learn two unusual uses for a digital multimeter (DMM).

    Related Product
    U1281A Handheld Digital Multimeter, 4 ½ Digit, IP67

    hardware

    U1281A Handheld Digital Multimeter, 4 ½ Digit, IP67

    Rugged 60K counts, IP67 water and dust resistant DMM that withstands 10-ft drop. 800 hours of battery life.
    Related Use Case
    How to Monitor Battery Health and Temperature

    How to Monitor Battery Health and Temperature

    Perform fast data logging measurements of multiple temperature points using a data acquisition system

    What are you looking for?

    I'm looking for support Pro Oscilloscopes Handheld Spectrum Analyzers Compact Signal Generators Find a solution Get technical support Take a class Find us at events Premium used equipment KeysightCare Buy online
    Suggested searches
    No product matches found - System Exception
    Matched content

    Explore

    • Products and Services
    • Use Cases
    • Solutions
    • Keysight Learn
    • Used Equipment
    • Partners

    Support

    • Product Support
    • Manage Software Licenses
    • Product Order Status
    • Parts

    About

    • Newsroom
    • Investor Relations
    • Quality and Security
    • Corporate Social Responsibility
    • Modern Slavery Act Transparency Statement
    • Careers

    FOLLOW US

    • Facebook: Connect with Keysight
    • LinkedIn: Connect with Keysight
    • Twitter: Connect with Keysight
    • YouTube: Connect with Keysight
    • WeChat：Connect with Keysight
    • © Keysight Technologies 2000–2026
    • Privacy
    • Sitemap
    • Terms
    • Trademark Acknowledgements
    • Feedback
    • Accessibility Statement