Tag Archive: Balun


20M vertical

After deciding that my doublet works better than the multi-band vertical that I built from a 10M fishing pole, I decided that I wanted to try a mono band vertical.

20M seemed the obvious choice as I could use the 10M pole to create a 1/4 vertical with radials.
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After making a batch of nice folded dipole elements on my diy jig, I needed to work out how to mount them and  feed them with 50 Ohm coax. The feed point impedance should be 200 Ohms so I needed a 4:1 balun.

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