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Signal Generator Regulation in APx500 Audio Analyzers – Part 1: Auto-S

Auto-Set Gen Level feature - One of the main regulation tools in the APx500 software

… or automated production environment. Examples using the APx LabVIEW virtual instrument driver are shown.

Import .wav File Message: "Error in RIFF file header."

… or ATS control software using the Import > WAV File command, the following error message may be shown: This indicates that there was a problem reading information from the file header. This can usually…

Noise Using an APx Analyzer with a Notebook Computer

… You can connect it to one of the hex jack screws on the external monitor port of the notebook as shown below. ***** slx 5087 es

Deriving Fractional Octave Spectra from the FFT with APx

… RMS level of a signal from the FFT by integrating the power spectral density. This equation is shown as (2), below. (2) where L = RMS level pi = power spectral density of FFT bin i n = the total…

Quick Tip 101 - Zooming

… get a closer look at your APx graphs? In this Quick Tip Video, Eric Schultheis from Audio Precision shows you how to zoom in using the mouse scroll, axis controls, and zoom tool in AP software. These…

Visit AP in 2020!

…We will be exhibiting at several tradeshows throughout the year, and our partners around the globe will be showcasing our products.

Samsung Contract Manufacturer Young Bo Tools Up New Bluetooth Production Line with Multiple Audio Precision APx520 Audio Analyzers

… from the LabVIEW application using its API, Young Bo purchased multiple APx520s. “Young Bo showed great foresight recognizing that an investment in capital test equipment must be able to pay off many…

APx J-Test (Jitter) Measurement Utility

… using a special J-test stimulus signal and analyzing the analog output spectrum. Displays graphs showing the FFT spectrum, the jitter spectral density, and the integrated jitter, in...

APx J-Test (Jitter) Measurement Utility

… using a special J-test stimulus signal and analyzing the analog output spectrum. Displays graphs showing the FFT spectrum, the jitter spectral density, and the integrated jitter, in...