Build random wire end fed antenna and make amazing contacts.



A properly designed and built end fed random wire antenna can be an excellent antenna for both home and "field" use.

In this video, Michael Martens of KB9VBR Antennas shows us how to build and test one of these versatile HF antennas.

If you can't see the video, please insert this title URL into your browser search box:  https://www.youtube.com/watch?v=D_-aNzrIXWs

Here are some comments from Michael (KB9VBR):

Can a non resonant antenna be efficient? It sure can. I show you how to build a non resonant random wire antenna with a 9:1 transformer. FT-140 43 mix Ferrite Toroid: https://www.mouser.com/ProductDetail/...Toroid Core FT140-43 Ferrite: https://amzn.to/3WKPApC18ga Enameled Magnet Wire: https://amzn.to/3WFhSBX4 in. x 4 in. x 2 in. PVC Junction Box - Gray: https://www.homedepot.com/p/Carlon-4-... Homebrew Antenna Challenge: https://youtu.be/wqKuttdHV8o Random Wire end fed antenna resources: https://toroids.info/FT140-43.phphttps://sprott.physics.wisc.edu/techn...https://udel.edu/~mm/ham/randomWire/https://m0ukd.com/homebrew/baluns-and... Like what you see? You can leave me a tip: https://www.paypal.me/kb9vbr KB9VBR VHF/UHF Antennas: http://www.jpole-antenna.com Become a patron! Unlock exclusive content at: https://www.patreon.com/kb9vbrantennas Support Ham Radio Q&A by shopping at Amazon: http://amzn.to/2kO6LH7 Timestamp 00:00 Introduction 00:33 End Fed Antennas 01:22 Random wire antennas: long wire or end fed Zepp 03:11 Wire Lengths are important 04:09 Ferrite cores and wire 06:55 Building the 9:1 transformer 09:28 Installing the antenna 11:05 Testing and making contacts 15:12 Advantages and Disadvantages of non resonant antennas My Parks on the Air setup: Transceiver: https://amzn.to/3lmHoeiBattery: https://amzn.to/3xBGgbvTuner: https://amzn.to/2ZCNM9lFolding Table: https://amzn.to/3xFIp5ZThrow Weight: https://amzn.to/32QW2nB Video Production Equipment: Camera https://amzn.to/32UaXNXLens https://amzn.to/31mmDrXWireless Microphone: https://amzn.to/3xFVBb4Microphone: https://amzn.to/3daoAdqGoPro: https://amzn.to/3pkmP30 Music by license: http://www.premiumbeats.comhttp://www.soundstripe.com As an Amazon Associate, I earn from qualifying purchases Contact Information: Questions, comments, or business inquiries may be directed to kb9vbr@jpole-antenna.com. If you wish for your product to be featured on my channel, please contact me. #hamradio #amateurradio #hamradiohowto #antenna #antennaproject #nonresonantantenna #randomwireantenna #endfedantenna #efhw #endfedhalfwave #balun #unun #9to1transformer

 

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