Acrylic WiFi A WiFi identifier that creates a signal quality graph for the wireless broadcasters that it encounters, showing the signal strength of each service. (Beware: Depending on the source of the PDF file, it may contain low-resolution bitmap graphics, which can not be 'upscaled' without visible pixelation.)Īfter placing the image, it's important to adjust PowerPoint's automatic image compression setting before you save the presentation: Choose File > Reduce File Size, and in the dialog box select "Keep Current Resolution"from the drop-down menu. InSSIder by MetaGeek This WiFi visualizer is available in free and paid versions with the paid plan offering more analytical features. If this is all too much trouble and you want to keep at least a high-resolution bitmap image, the best workaround is to convert the PDF into a high-resolution image yourself, e.g., by using the Preview application to open and export the PDF as PNG. ![]() Wikipedia has a comparison of vector graphics applications with their export formats. But when importing and re-exporting existing PDFs with complex graphics, e.g., from Illustrator, the result may differ from the original. inSSIDer analyzes the configuration of your WiFi including channel settings, security, signal strength, and the impact of neighboring WiFi networks.
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