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  5. Power Sensors

Power Sensors

NI power sensors measure RF power for single-tone, multitone, and wideband signals, including complex digital and burst formats. Designed for wireless and RF test systems, they offer fast measurement rates and integrate with PXI platforms and NI software, enabling automated, scalable testing across standards such as Wi-Fi, GSM, LTE, and 5G.

View power sensors
NI PXIe-5683 and NI PXIe-5684 Power Sensors

What Power Sensor Is Right for You?

Typical Linearity as Low as ±0.11 dB

NI power sensors offer typical linearity as low as ±0.11 dB for accurate and predictable measurement across its range.

Explore ±0.11 dB linearity sensors

Wide Frequency Range

NI power sensors cover a frequency range of 10 MHz to 18 GHz, enabling power measurements over a broad RF spectrum.

Explore wide‑range power sensors

High Dynamic Range

With 80 dB of dynamic range, NI power sensors can make extremely sensitive power measurements of signals ranging from single-tone and multitoned sources to wideband, complex digital waveforms.

Measure with high dynamic range power sensors

An NI Partner is a business entity independent from NI and has no agency or joint-venture relationship and does not form part of any business associations with NI. 

Fast Measurement Speed

Up to 10,000 samples per second for excellent measurement throughput.

Measure faster with 10k SPS

Explore Related Categories

Software Defined Radios
Vector Signal Generators, Analyzers, and Transceivers
Vector Network Analyzers
NI PXIe VSTs for taking RF measurements

RF Measurement Fundamentals

Discover how to perform various RF measurements using NI hardware and software tools for wireless applications.
Learn more

Power Sensor Fundamentals

Terminology

Glossary for Common RF Terminology

NI Software for Power Sensors

Selecting NI Power Sensor Software


NI power sensors are programmed using the NI-568x Driver Software. This driver software provides APIs for LabVIEW as well as other text-based programming environments. The NI-568x Driver Software also includes an interactive soft front panel that you can use for quick, no-code measurements.

NI LabVIEW

LabVIEW is a graphical programming environment that provides unique productivity accelerators for test system development, such as an intuitive approach to programming, connectivity to any instrument, and fully integrated user interfaces.


Power Sensors Resources

Download NI-568x Driver Software

Download driver for NI power sensors

Download a free trial of LabVIEW

Get started with your free trial
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Get Help from an NI Partner

The NI Partner Program offers domain, application, and overall test development expertise to help your team get ahead and stay ahead. Connect with our global community of trusted NI Partners ready to give your business a competitive edge.
Find a partner

Frequently Asked Questions About Power Sensors

  • Power sensors measure RF power levels across a variety of signals, including single-tone, multitone, and wideband waveforms. Engineers use them to validate transmitter performance, support wireless standard compliance, and perform power integrity checks in applications such as Wi-Fi, LTE, and 5G testing.

  • Key considerations include frequency range, power range, dynamic range, measurement speed, and accuracy. Engineers should also evaluate connectivity options, integration with automated test systems, compatibility with software tools for data logging and analysis, and calibration requirements.

  • Yes. NI power sensors measure RF power for a wide range of signals, including 5G, burst waveforms like Wi-Fi, and multislot formats such as GSM. They provide accurate power measurements for wideband and complex digital waveforms used in advanced communication technologies.

  • NI power sensors provide fast, accurate measurements and integrate seamlessly with PXI-based test systems. They support high-speed data acquisition and work with NI software environments like LabVIEW, enabling automated workflows, real-time monitoring, and efficient analysis for complex RF applications.