<div dir="auto">Jim,<div dir="auto"><br></div><div dir="auto">I have a 3 element by arrow you could get a ballpark idea with.</div><div dir="auto"><br></div><div dir="auto"><a href="http://www.arrowantennas.com/arrowii/146-437.html">http://www.arrowantennas.com/arrowii/146-437.html</a><br></div><div dir="auto"><br></div><div dir="auto">Now i see there is also a 4 element version the Alaskan arrow: <a href="http://www.arrowantennas.com/arrowii/alaskanarrow.html">http://www.arrowantennas.com/arrowii/alaskanarrow.html</a></div><div dir="auto"><br></div><div dir="auto">The director is longest, then radiating, the director. </div><div dir="auto"><br></div><div dir="auto">Spaced evenly (if I remember correctly).</div><div dir="auto"><br></div><div dir="auto">The 440 portion of the antenna is similar, but with 7 elements, also evenly spaced. The 3 directors furthest from the radiator are the same length.</div><div dir="auto"><br></div><div dir="auto">I think the log periodic yagi's are the ones with uneven element spacing.</div><div dir="auto"><br></div><div dir="auto">Ben</div><div dir="auto">Kk6syj</div><br><br><div class="gmail_quote" dir="auto"><div dir="ltr" class="gmail_attr">On Wed, Apr 7, 2021, 12:30 JAMES FALLS via Harc <<a href="mailto:harc@humboldt-arc.org">harc@humboldt-arc.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I am building a 4 element , 2m yagi, and online designs are all over the place. Some have elements decreasing in length back to front, some don’t. Some show a decreasing element spacing, some don’t. Which is it? <br>
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I’m using a wood spar, and the driven element will be a 1/2 wave dipole cut for the middle of the band, directly fed by coax. I’m also going to end mount it to avoid mast interaction. <br>
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Jim Falls K6FWT <br>
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