The specs: Electrical: FG 7.15 dBi FB Ratio 23dB Max VSWR Res 8.0dBi. The data was entered from the assembly manual and YO was set to W6QHS taper algorthmn. Stock LJ203BA Simulation Results The YO chart shows the forwardgain (fg), frontback ratio (fb) and impedance (Z). The standard 203BAs boom is 16 4 but adding another section of boom (41) makes it take on new stature. This time, I started w a LJ203BA (Hygain HG203BA is equivalent) and found that if a few feet of boom is added, a very excellent yagi results.

Many Hams have used this yagi as the starting point to make a longer boom yagi or to custom tune it for a desired operating portion of the band. Ham.net is a Web site dedicated to ham radio (amateur radio). K6STI Yagi Optimizer product reviews by real people like you. Send this review to a friend Best optimizer on the globe Time owned: more than. Simply bc the elements taper schedule was not properly taken into account so all of the elements were basically too short This always occurs when you use raw handbook dimensions and do not adjust the element lengths due to tapering.

Why didnt it work Urban Economics O Sullivan Ebook Torrents. It took apx another 1 year to tune the antenna to get some real fg from it. It certainly looks small The bad part was the fact that this was built using the handbook dimensions. The sw is an excellent design tool provided some simple rules are followed.ĭesigning Yagis I just love building yagis right from the first time I constructed a 5el, 20mtr monoband yagi on a 53 boom The picture shows it in contrast to another home brew 3el, 15mtr monoband yagi on 21 boom. Thats exactly the way I designed it Was only was interested in covering the low phone portion of the 20mtr band and it did that in style. Inpa 5 0 2 ncs expert torrentĪbout 14 years ago, I used this sw to design a 4el 20mtr monoband yagi on a 41 boom. This fine antenna software is no longer offered and theres is no way to purchase it. Using the three programs, any antenna (wire, verticals, yagis, quads, etc) can be completely characterized in a few minutes over most any terrain. K6Sti Yagi Optimizer Software Was Bought.

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