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Measuring Slew Rate or Rise Time  
For an overview of slew rate, specifically related to power amplifiers, this post discusses the mechanism of slew, and the basic measurement.  
Graph Formatting in AP2700 and ATS  
… and border. Paste to a raster editor or direct to Word. Not recommended unless you are trying to show an example of the AP software panel rather than the actual data inside the graph. Once your preference…  
Measuring Complex Impedance with AP2700 Series Instruments  
… it. This makes the SYS-2722 ideal for making audio-frequency impedance measurements. This article shows how to make impedance measurements using SYS-2722, a test jig, and a supplied macro. The jig can be…  
Getting Started with LabVIEW for 2700 Series  
… switch. It’s a good idea to finish with the Close VI wired with a final error indicator that will show success or failure for the entire VI. When your VI has been tested to your satisfaction, you can then…  
Generating Signals with DC on ATS-2 Analyzers  
… then normalized, so that the maximum absolute value is 1.0 units (1.0 FS in the digital domain), as shown in Figure 1. For ATS-2 audio analyzers, the maximum generator buffer length is 16,384 samples (about…  
Audio Precision Introduces "Logic Analyzer" View for Digital Audio  
… of APx500 v2.4 which Audio Precision staff are demonstrating on their stand (1503) at the AES show, Munich, from May 8-10, 2009. The full version of APx v2.4 is due to be released later this year. …  
Notebook Computer Can't Hibernate  
… > Control Panel > System and click on the Device Manager button. 2. Go to View, and select Show Hidden devices. 3.The category "Non-Plug and Play Drivers" will be shown. Expand it, locate the apibnt…  
Setting Up and Making Acoustic Response Measurements with APx  
… from the results. These are the energy time curve (ETC) and the impulse response (IR). Both show the sound pressure level at the microphone as a function of time. As can be seen, the initial arrival of…  
Measuring Power Amplifiers with Reactive Loads  
… 2 and 1 ohm loads. If in doubt, run the measurement without them first. Results: This tab will show the measurement data after running the Power Cube measurement. From this page, you may export the data…  
Graph Trace Colors in AP2700 and ATS  
… in the cycle. The color assignment pattern is illustrated in the chart below. The last two columns show the colors that will be assigned if you do a typical two-channel sweep, either by setting up Data 1 and…  
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