Hellow guys, Welcome to my website, and you are watching Understanding Error Vector Magnitude (EVM). and this vIdeo is uploaded by Rohde Schwarz at 2021-03-29T07:07:44-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
| Name | Understanding Error Vector Magnitude (EVM) |
| Video Uploader | Video From Rohde Schwarz |
| Upload Date | This Video Uploaded At 29-03-2021 14:07:44 |
| Video Discription | This video explains the fundamental concepts behind error vector magnitude (EVM), including what EVM is, how EVM is measured, and best practices when making EVM measurements. More about Rohde & Schwarz Spectrum Analyzers: https://www.rohde-schwarz.com/us/products/test-and-measurement/signal-spectrum-analyzers/pg_overview_63665.html?cid=802_us_smo_ALL__21-03_a______yt_TMfundmntls_EVM Do you know your EVM? https://www.rohde-schwarz.com/us/applications/do-you-know-your-evm-application-card_56279-787578.html?cid=802_us_smo_ALL__21-03_a______yt_TMfundmntls_EVM R&S®FSW-K70 Measuring the BER and the EVM for Signals with Low SNR - Application Sheet: https://www.rohde-schwarz.com/us/manual/r-s-fsw-k70-measuring-the-ber-and-the-evm-for-signals-with-low-snr-application-sheet-manuals-gb1_78701-205888.html?cid=802_us_smo_ALL__21-03_a______yt_TMfundmntls_EVM Need help with Rohde & Schwarz products & services? Contact Us: https://www.rohde-schwarz.com/us/m4c/contact-us_253202.html?cid=802_us_smo_ALL__20-08_i______yt_TMfundmntls_ Amplifier Masterclass - A discussion of EVM: https://www.youtube.com/watch?v=YT5qVqOWPpo Timeline: 00:00 Introduction 00:17 Suggested Viewing 00:41 About digital modulation 01:44 About error vector magnitude (EVM) 03:05 Contributors to EVM 04:25 EVM and modulation order 05:27 Calculating EVM 06:19 EVM results 07:04 EVM vs. time / symbol 07:46 EVM vs. frequency 08:44 EVM vs. power 09:25 EVM vs. power vs. frequency 09:58 Instruments for measuring EVM 10:42 Measurement best practices 11:55 Summary |
| Category | Science & Technology |
| Tags | spectrum analyzer | signal analyzer | APSK | PSK | QAM | digital modulation | bit error | magnitude error | phase error | constellation | amplitude effects | phase effects | SNR | signal to noise ratio | phase noise | frequency response | intersymbol interference | ISI | interference | spurs | modulation order | LTE | 5GNR | 802.11 | Wi-Fi | RMS | modulation accuracy | modulation quality | vector signal analysis | error vector magnitude spectrum | 3D | vector signal generator | VSG | device under test | DUT | best practices |
