VNA Reflections

The goal of VNA Reflections is to discuss leading trends in vector network analysis, emerging VNA applications, fundamentals of VNA measurements, and technological advances in VNAs

  • Ensuring Large Vehicle Comms System Performance Using VNAs with NLTL Technology

    Ensuring Large Vehicle Comms System Performance Using VNAs with NLTL Technology

    In today’s post, we explain how VNAs can ensure systems on large vehicles operate according to specification.

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  • Ensuring Large Vehicle Comms System Performance Using VNAs with NLTL Technology

    Ensuring Large Vehicle Comms System Performance Using VNAs with NLTL Technology

    In today’s post, we explain how VNAs can ensure systems on large vehicles operate according to specification.

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  • Ensuring High-accuracy VNA Measurements with Type-B Two Tier Calibration with Flex Standards

    Ensuring High-accuracy VNA Measurements with Type-B Two Tier Calibration with Flex Standards

    As designs continue to extend into higher frequencies, such as 5G FR2 mmWave, calibration takes on added importance. Type-B two tier calibration can de-embed a fixture when only partial standards...

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  • Effective VNA Calibration Methods for Next-generation R&D Designs

    Effective VNA Calibration Methods for Next-generation R&D Designs

    VNAs are the default test equipment for active device testing. These instruments generally have generic accuracy for various S-parameter and power measurements, but also have the ability to...

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  • Effective VNA Calibration Methods for Next-generation R&D Designs

    Effective VNA Calibration Methods for Next-generation R&D Designs

    VNAs are the default test equipment for active device testing. These instruments generally have generic accuracy for various S-parameter and power measurements, but also have the ability to...

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  • Labs Worldwide Address High-frequency OTA and Propagation Measurement Challenges With ShockLine™ VNA

    Labs Worldwide Address High-frequency OTA and Propagation Measurement Challenges With ShockLine™ VNA

    Engineers designing high-frequency products throughout the world are realizing the benefits of the unique ShockLine ME7868A.

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  • Labs Worldwide Address High-frequency OTA and Propagation Measurement Challenges With ShockLine™ VNA

    Labs Worldwide Address High-frequency OTA and Propagation Measurement Challenges With ShockLine™ VNA

    Engineers designing high-frequency products throughout the world are realizing the benefits of the unique ShockLine ME7868A.

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  • Importance of Sequential Peeling Extraction and De-embedding When Designing PCBs

    Importance of Sequential Peeling Extraction and De-embedding When Designing PCBs

    Engineers designing and testing differential devices, particularly PCBs, rely on VNAs as part of their continual quest to shorten design cycles and improve product time to market. In this blog, we...

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  • Importance of Sequential Peeling Extraction and De-embedding When Designing PCBs

    Importance of Sequential Peeling Extraction and De-embedding When Designing PCBs

    Engineers designing and testing differential devices, particularly PCBs, rely on VNAs as part of their continual quest to shorten design cycles and improve product time to market. In this blog, we...

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  • Advantages of Coaxial Connectors in VNA Systems When Verifying 100 GHz Designs

    Advantages of Coaxial Connectors in VNA Systems When Verifying 100 GHz Designs

    Finding test solutions that produce accurate and repeatable results is critical for the continued use of high frequencies in such advanced designs. Because of this, coaxial connectors are ideal...

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  • Approaches to Conducting Material Measurements of High-frequency Circuits Using a VNA

    Approaches to Conducting Material Measurements of High-frequency Circuits Using a VNA

    Engineers who design high-frequency electronic circuits must gain a vital understanding of the properties of the dielectric materials. It is especially true with respect to the dielectric constant...

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  • How to Select a VNA Architecture for Efficient and Accurate Characterization of mmWave Devices

    How to Select a VNA Architecture for Efficient and Accurate Characterization of mmWave Devices

    There are several key applications pioneering the use of millimeter wave (mmWave) communications technology, ranging from 5G New Radio (5G NR) and automotive radar to tactical communications and...

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  • Efficient Methods to Conduct E-band Measurements on Automotive Emblems and Bumpers During Production

    Efficient Methods to Conduct E-band Measurements on Automotive Emblems and Bumpers During Production

    With the rise in connected cars and autonomous vehicles, the need to accurately test automotive radar has taken on greater importance. Engineers must characterize materials used in bumper...

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  • Three Criteria When Evaluating VNAs for Testing High-speed Devices During Manufacturing

    Three Criteria When Evaluating VNAs for Testing High-speed Devices During Manufacturing

    Finding the proper VNA for a specific production environment depends on several factors. Typically, manufacturing test is not as rigorous as in device characterization, making cost-of-test...

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  • How to Make Efficient E-Band Car Radar Emblem Measurements

    How to Make Efficient E-Band Car Radar Emblem Measurements

    Engineers designing these radars in systems such as collision avoidance and adaptive cruise control (ACC) must determine the impact materials in front of the radar will have on the radar detection...

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  • Improving mmWave Device, Subsystem Design and Modeling

    Improving mmWave Device, Subsystem Design and Modeling

    A broadband VNA system is now available that covers low frequencies through 220 GHz and accompanying probes can help resolve some of these measurement complications. It eliminates such problems as...

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  • Source Harmonics are Important When Selecting a VNA

    Source Harmonics are Important When Selecting a VNA

    Filters are a key component in most RF and microwave systems, including those designed for emerging 5G commercial applications or aerospace/military environments. Design engineers select a filter...

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  • Cold Source Method Brings More Confidence to Multi-Port Device Testing

    Cold Source Method Brings More Confidence to Multi-Port Device Testing

    In recent years, numerous improvements have been made in noise figure measurements through better algorithmic understanding of the measurements, more sensitive receivers, and less error-prone...

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