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How to use the NanoVNA to sweep / measure an antenna system’s SWR and optimize its tuning
{sizes=”(max-width: 400px) 100vw, 400px” srcset=”https://qrznow.com/wp-content/uploads/2020/06/pic09-e1579354143333.jpg 400w, https://qrznow.com/wp-content/uploads/2020/06/pic09-e1579354143333-300x179.jpg 300w”} This video briefly shows how to setup and use the NanoVNA to sweep an antenna system (antenna, transmission line, transmatch, etc.) to measure its VSWR, Reflection Coefficient, etc., and then shows how you can use it to monitor the tuning behavior as...
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Search Yourself Online
Ever wonder just how much information is publicly available about you? Ever wonder how cyber criminals harvest information and customize attacks for their victims. The technique is called Open Source Intelligence (OSINT) and it is far simpler and more powerful than you think. Article Source.
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An introduction to the Linux /etc/fstab file
For all of the improvements made, there are still "old school" pieces of the puzzle that we simply can't live without. Filesystems, and by necessity, filesystem tables, are one of these constants. These can be a bit tricky for a lot of users, so we will look at /etc/fstab (fstab)...