Visualising Digital Communications: QAM with Real Signals

Explores digital quadrature amplitude modulation (QAM) using real signals transmitted over a wireless channel from a software defined radio (SDR). * If you would like to support me to make these videos, you can join the Channel Membership, by hitting the "Join" button below the video, and making a contribution to support the cost of a coffee a month. It would be very much appreciated. Or by clicking here: https://www.youtube.com/channel/UCrltzuSvRbL3rpsvLDnFkuQ/join Check out my 'search for signals in everyday life', by following my social media feeds: Facebook: https://www.facebook.com/profile.php?id=100091651540952 Instagram: https://www.instagram.com/iainexplains/ Website: http://www.iaincollings.com Related videos: (see http://www.iaincollings.com) • How is Data Sent? An Overview of Digital Communications https://youtu.be/MAddbFfCsIo • How is Data Received? An Overview of Digital Communications https://youtu.be/hz6zhaCajnI • What is a Constellation Diagram? https://youtu.be/kfJeL4LQ43s • What is an Eye Diagram? https://youtu.be/ROhgIWBteQQ • How are Data Rate and Bandwidth Related? https://youtu.be/ZBSvMbO0mPQ • How are BER and SNR Related for PSK and QAM? https://youtu.be/vtJ6mAy3xMc • How are Bit Error Rate (BER) and Symbol Error Rate (SER) Related? https://youtu.be/du-sExIUV-Y • How are sigma^2, SNR, and BER Related for the Matched Filter? https://youtu.be/Xzs6-1wkAQU • What is a p.d.f.? https://youtu.be/jUFbY5u-DMs • What is SNR and Eb/No? https://youtu.be/bNYvXr6tzXQ • What is a Matched Filter? https://youtu.be/Ci-EjiMJo3I • What is Power Spectral Density (PSD)? https://youtu.be/DoSLMEEo1Y0 Full categorised list of all videos with Summary Sheets: http://iaincollings.com