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U8903B Performance Audio Spectrum Analyzer

Easily measure your most demanding audio devices

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Bluetooth® Option Discontinuation Notice: The Bluetooth® options (U8903B-BLU, U8903B-BL2, and U8903B-210) will be discontinued on June 1, 2024. The last day to place an order for this option is May 31, 2024. Keysight will continue to support this option for the standard 5-year period. Other options are still available for purchase and have no discontinuance planned.

See the Real Performance of Your Devices with the Highest Resolution Audio Spectrum Analyzers

With an extremely low residual distortion of < –110 dB, the Keysight U8903B audio spectrum analyzer allows you to measure the most demanding audio devices with a high degree of accuracy. Perform audio measurements via a Bluetooth® link option. Make the highest resolution two-channel measurements available when you expand your bandwidth to 1.5 MHz. With these options and more, the U8903B audio spectrum analyzer offers a configurable audio test solution to meet your audio application needs.

Expand your measurement bandwidth (with the wide bandwidth option N3431A) to measure from DC or 10 Hz to a maximum of 1.5 MHz.
Simplify your testing environment with automatic tests and built-in test sequences.
Configure the U8903B audio spectrum analyzer with up to eight analog analyzer channels.
Eliminate the need to rewrite programs into SCPI command with built-in compatibility mode.

Easily meet standards with preconfigured Perceptual Objective Listening Quality Analysis and Perceptual Evaluation of Speech Quality measurements.
Configure for specific applications with a digital audio interface and Bluetooth® audio measurement options.
Characterize signal-to-noise ratios, cross talk, and more.

Bluetooth® and the Bluetooth® logos are registered trademarks owned by Bluetooth SIG, Inc., and any use of such marks by Keysight Technologies is under license.