Ham Radio-Building a 4:1 Balun.
All you need to know about designing and building a 4:1 Balun for your antenna system. In this video, Kevin Loughin (KB9RLW) shows us the step-by-step method of building this useful antenna accessory. Most of the parts for this project can be found in a well-stocked junk box or by ordering the parts from an online store. If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=l5rLI8FpM9g. Here are some comments from Kevin (KB9RLW): I'm working on an antenna project and needed a 4:1 balun. Believe it or not, I've never built one before. Extremely easy to make. This is a link to my video on winding the common mode choke. • Ham Radio - The back yard vertical pa... This is the site of M0PZT who's design I followed. http://www.m0pzt.com/blog/4to1-curren... This is a link where you can purchase the cores I used. https://www.amazo...