How to Build a 4:1 Balun Start to Finish with Mike and Callum

Mike and I built a 4:1 balun from scratch. Tag along, enjoy the banter and maybe even learn something! Callum (and Mike-M0MSN) Mike's channel is here:    / hollyend01   More videos:    • Antenna Modelling   Antenna Modelling    • Tips and Tricks   Tips and Tricks    • Antennas   Antennas    • Live Streams   Live Streams    • Commander World   My Stuff    • Foundation Training   Ham Radio Training