My DIY 20-40 Meter Air Wound Coil



Here's an easy-to-make antenna accessory that will expand the capabilities of your monoband vertical antenna.

In this video from "mcso911", we get a complete step-by-step tutorial on how to design, build, and test a simple 20-40 air wound coil for a vertical antenna.

If you can't see the video, please insert this title URL into your browser search box:  https://www.youtube.com/watch?v=DLTKTnn5DK4

Here are some comments from "mcso911":

My version of a clone Wolf River Coil with parts laying around the shop. Parts 1- 7 inch piece of 1.25 sch40 PVC 2- 1.25 inch PVC caps 2- 1.5 inch 3/8x24x1.5 bolts 4- 3/8x24 nuts 8- 3/8 washers 1- 3/8x24 coupler grommet strips from McMaster Carr. part number in video Gator clip form McMaster Carr 10 inch piece of wire. wire ring terminal 18 gauge steel wire. Home Depot, Ace Hardware, Lowes etc etc

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Thanks for joining us today.

Aloha es 73 de Russ (KH6JRM).

 

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