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Power Meters
Ensure precise readings with versatile power meters
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Power Sensors
Explore power sensors for precision, performance, and portability
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Frequency Counters
High-resolution time and frequency analysis
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Modular PXI Switches
Optimize test performance with high-density switching modules
Power Meters
Keysight power meters are now offered in four capability classes across average power meters, handheld power meters, peak power meters, and thermistor power meters. Average power meters include the PM4-class, handheld power meters include the PM1-class, peak power meters include the PM2-class, and thermistor power meters include the PM3-class. Explore our extensive portfolio of RF power meters for testing and calibration, performance verification, and troubleshooting the power of RF signals across a wide range of industries including wireless communications, aerospace and defense, and electronics and semiconductor manufacturing.
Power Sensors
Keysight power sensors deliver precise, reliable measurements across a wide range of applications, from low-level RF signals to high-power transmissions. Featuring enhanced sensor technologies, diode sensors provide high sensitivity and precision, while thermocouple sensors offer robust, accurate measurements in demanding environments. Average power sensors ensure repeatable results, and peak sensors are ideal for capturing complex, time-varying signals. Available in both benchtop and standalone configurations, these sensors offer a wide dynamic range, broad video bandwidth, and high-frequency coverage, enabling efficient and comprehensive power analysis.
Frequency Counters
Keysight FC1-class frequency counters include the 53210A-53230A. They offer high-resolution capabilities, measurement accuracy, and robust connectivity options. Optional microwave channels extend the frequency range, while advanced math functions and versatile measurement capabilities support a variety of applications. Easy calibration processes and durable hardware ensure consistent performance.
Modular PXI Switches
Keysight PXI switching modules offer high-speed, high-power, and high-density signal connections with low insertion loss and voltage standing wave ratio (VSWR), easy setup, and software support for common programming environments.
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Frequently asked questions
An RF power meter is a high-precision instrument designed to measure the power levels of radio frequency (RF) signals. It is widely used in wireless communication, aerospace and defense, and manufacturing environments to support transmitter verification, signal path calibration, and RF component testing.
These meters help ensure transmitters operate within required power limits, which is essential for regulatory compliance, efficient performance, and reducing interference with other systems. RF power meters are also critical for evaluating key parameters of components like amplifiers, attenuators, filters, and antennas by providing accurate measurements of gain, insertion loss, and output power.
In both development and automated test setups, RF power meters enable accurate power validation across a wide frequency range. Peak power meters support complex and modulated RF signals, making them ideal for testing complex, modulated waveforms found in technologies like 5G, LTE, Wi-Fi, and radar. With fast response times, broad dynamic range, and compatibility with a variety of sensors, RF power meters are essential tools for maintaining performance and reliability in modern RF systems.
Yes, power meters and sensors can be integrated into automated test systems, and they are commonly used in applications such as high-throughput manufacturing, RF module testing, and automated calibration setups. Modern RF power meters and sensors are designed with automation in mind, offering remote control through standard interfaces like USB, LAN, and GPIB.
In automated test environments, power meters are used to perform tasks such as verifying transmitter output power, testing gain and linearity of amplifiers, and validating signal chain performance. They are also capable of measuring modulated signals, including burst and time-gated power, which is essential in modern wireless systems like LTE and 5G.
When selecting a PXI switch for automated test systems, it’s important to choose one that fits your signal type and routing needs. Common configurations include multiplexers for single-path routing, matrices for flexible multi-path connections, and general-purpose relays for simple switching. Ensure the switch supports your signal type—whether low-frequency analog, RF/microwave, high-speed digital, or high-voltage—and consider key performance factors such as bandwidth, insertion loss, switching speed, relay type, and channel density.
Additionally, look for strong software support with drivers compatible with common platforms, along with features like relay monitoring and self-test capabilities to aid maintenance. Modular scalability is also essential to allow your system to grow. Choosing a PXI switch with the right combination of performance, reliability, and integration will enhance test accuracy, speed, and long-term flexibility.