Fast forward forty years and AP is the recognized global standard in audio tests. We provide elite audio analysis, audio measurement software, and a wide range of modules, options and accessories to support analog and digital audio measurement, as well as electro-acoustic testing, and much more.

ap 提供了高性能的声学和音频分析仪器及应用，具有市场领先的thd + n性能，广泛的数字接口，将功能与易用性相结合的 apx500 测试软件，帮助世界各地的工程师设计和制造从半导体设备到消费电子、汽车和专业声学和音频产品的创新解决方案。

The APx500 audio analyzer software offers the most advanced audio measurement for R&D and production testing. Featuring automation, interfaces, and API support.

Since our founding in 1984, Audio Precision® (AP) has evolved into the worldwide leader for audio analyzers and audio testing. We maintain a singular focus: to help engineers worldwide design, validate, characterize, and manufacture audio components, products and systems.

We provide elite audio analysis, audio measurement software, and a wide range of modules, options and accessories to support analog and digital audio measurement, as well as electro-acoustic testing, and much more.

Download the latest version of our APx500 audio spectrum analyzer software today. Explore the latest features and learn about our software subscriptions.

The APx555B Series Audio Analyzer is a two-channel audio analyzer, offering unmatched performance, versatile digital I/O options, and advanced audio analysis.

Audio Precision audio analyzers are used in a wide variety of testing applications, including loudspeakers, headphones, MEMS mics, Bluetooth, and hearing aids.

The APx517B Series acoustic audio analyzer is specifically designed, configured and priced to meet production-line needs. It is ideal for the testing of speakers, microphones, headphones, headsets and the wide range of consumer electronics incorporating speakers and microphones.

The APx500 Flex audio analyzer—comprised of APx500 measurement software and an APx500 Flex Key—allows you to select the ASIO-capable audio interface of your choice to use along with AP’s versatile and powerful APx audio measurement software.