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Upgrade Your Test System Without Replacing NI DAQ Hardware

Using a wired headphone acoustic measurement workflow as an example, this article explains how OpenTest connects to an NI USB-4431 DAQ device and supports a complete acoustic test workflow, from test setup, channel configuration, and signal acquisition to frequency response analysis, distortion analysis, report generation, and sequence-based automation. The workflow helps engineering teams upgrade their […]
OpenTest v1.4.0 Beta graphic showing software screen and features: multi-tone generator, sound quality, licensing

OpenTest v1.4 Beta: Multi-tone Generator, Expanded Sound Quality Metrics, Auto Mic Layout for Sound Power, and Simpler Licensing

OpenTest releases a new version every month, with the goal of ensuring that each update introduces features that truly matter to users while making the software better and faster with every release. OpenTest v1.4.0 Beta is now available, bringing updates across signal generation, hardware compatibility, new algorithms, feature improvements, and a simpler licensing experience: Why […]
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