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YU1QT 架设的MOXON 堆栈天线(40米波和15米波)【BI4JUR翻译】

2016-03-14 21:12:17      点击:

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YU1QT MOXON STACKS

Want gain?  How about 2 element Stacked Moxons?

 YU1QT 制作的 MOXON天线
想要高增益?何不尝试一下2单元Moxon堆栈天线 

Recently, there have appeared several posts on our Message Board about stacking Moxon antennas.  Andra, YU1QT, has graciously sent in several plans and plots for stacking Moxon's for a variety of bands.  Shown below are plans for 2 over 2 element wire Moxons for 40 and 15 meters.  Gain shown incorporates eznec ground gain, +5.5db over freespace.

If you build them, there will be DX.

   最近在我们的留言板上面出现了很多关于Moxon堆栈天线的帖子。Andra(YU1QT)非常慷慨的几种多波段堆栈Moxon天线方案。下面的方案分别是40米和15米的2*2单元线型堆栈Moxon天线的方案。自由空间的增益可以达到5.5DB(这里应该是单个MOXON的增益)。如果你架设了他们,这就意味着良好的DX通联。


 

40 Meter Moxon mounted on the tower at 45/28 meter levels

40米波的Moxon堆栈天线分别安装在铁塔的45米和28米位置

2 element 40 meter Moxon under construction

正在架设的2单元40米波Moxon天线


 

Andra (left) and Tafro working on the 40 meter moxon

Andra (左侧) 和 Tafro正在架设40米波Moxon天线 

 

Emil, E71A, working DX high above Sarajevo (shown below)

Emil,(E71A)在Sarajevo的山顶进行DX通联(如下图所示)

 

Sarajevo.jpg


下面的几张图是模拟出的2*2EL 7MHz Moxon堆栈天线的模型

2 x 2el Moxon W4RNL 7 V plot dia.png

Notice the 13 dbi gain!!

注意那13dbi的增益!!


2 x 2el Moxon W4RNL 7 H plot dia.png

2 x 2el Moxon W4RNL 7 SWR.png




下面是21兆Moxon堆栈天线的参数



15 Meter Moxon mounted on the tower at 15/7 meter levels

15米波Moxon堆栈天线分别架设与铁塔的15米和7米的位置



下面的这几张图则是2*2EL 21.200MHz Moxon堆栈天线的模拟图

2 x 2el Moxon W4RNL 21 V plot dia.png

2 x 2el Moxon W4RNL 7 H plot dia.png


2 x 2el Moxon W4RNL 21 SWR.png