3.5 MHz antenna coupler for end fed half wavelength wire https://stream.echo6.co/videos/watch/0f4607f5-8100-48ef-92f4-dd4b3e00d6eb Simple antenna coupler for 1/2 wavelength of wire. Suitable for slightly higher power (say 10-15w) than some smaller QRP couplers. PS: If you liked this video please consider supporting Amateur Radio VK3YE by: Subscribing on YouTube, Checking my books page at https://books.vk3ye.com, Shopping on Amazon via: https://amzn.to/3iiDQXv, or, Shopping on eBay via: https://ebay.us/i9DuWP (then if you buy something I'll get a small commission at no cost to you) Wed, 15 Apr 2026 09:45:34 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://stream.echo6.co 3.5 MHz antenna coupler for end fed half wavelength wire https://stream.echo6.co/client/assets/images/icons/icon-512x512.png https://stream.echo6.co/videos/watch/0f4607f5-8100-48ef-92f4-dd4b3e00d6eb All rights reserved, unless otherwise specified in the terms specified at https://stream.echo6.co/about and potential licenses granted by each content's rightholder.