Gary, KJ4PZP will provide the latest update on plans for VWS Field Day including a review of our antenna layout, operating station configurations, mess plan and other activities. Vienna Wireless Society is one of the largest and most active Amateur Radio clubs in Northern Virginia. To learn more, please visit Club's web site: http://viennawireless.net/wp/ To receive notifications about future live streams, and participate in discussions and activities, please join the Club: http://viennawireless.net/wp/about/membership/ You can also browse the archive of past presentations: http://viennawireless.net/wp/meetings/presentations/ To receive notifications about new videos and streams, please subscribe to the channel. ... https://www.youtube.com/watch?v=txAS91MD6-4

Leon, NT8B Howard, K0LKD and Ron, WA6YOU provide an overview of a tool that simplifies many measurement problems in radio and other applications. They focus on how it is used to measure, compare and compute power levels so you can evaluate the performance of antennas, radios and amplifiers. See that the decibel is a wonderful friend you should not ignore. 00:00 Introduction 03:14 Why decibel is important? 04:27 Where is the Decibel used? 05:39 What is the Decibel? 06:53 Why is it convenient to use logarithmic scale? 08:09 What is a logarithm? 11:09 Expressing power ratio as decibels 16:17 dBW and dBm 21:13 Other references for a decibel 24:00 Decibels hiding in antennas 27:26 Decibels in radio practice Vienna Wireless Society is one of the largest and most active Amateur Radio clubs in Northern Virginia. To learn more, please visit Club's web site: http://viennawireless.net/wp/ To receive notifications about future live streams, and participate in discussions and activities, please join the Club: https://viennawireless.net/wp/join/ You can also browse the archive of past presentations: https://viennawireless.net/wp/meetings/presentations/ To receive notifications about new videos and streams, please subscribe to the channel. The video has been published on the channel with permission from the presenter, as a service for Vienna Wireless Society amateur radio club. The presenter holds full responsibility for the content of the presentation. If you believe that it infringes your copyright, please contact contact@viennawireless.net ... https://www.youtube.com/watch?v=iUYJRGtl_Oc

Roy Lewallen, W7EL, author of EZNEC, explains how ground models work and how to use them. You can find the full video here: https://youtu.be/4ZMdT4SX0Xo ... https://www.youtube.com/watch?v=gSaCm2YCtEM

... https://www.youtube.com/watch?v=ynXch8Meh5w