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Graphics Interchange Format  |  1996-06-30  |  2MB  |  2208x2818
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OCR: decreased an oscillatory wave pat tern resul Ited wherein the xew imum gain occurred a shor ter Yagi length pue vari ied bet tween maxi imum and min imum va lue as the length Yagi was changed the length of the rectors was increased the var at ions T the wave pat tern were enhanced toge ther reduct ion ga shown qures and The curves presented in figure show a compar ison of realized gain Yagi length up to for antennas using direc tors equal length and those opt imiz zed leng th For the opt imi zed length conf iqurat ions the ga n increased from 0 aP for the ant tenna appr OX imately dB for the Yagi Table ives de ant enna par ame ters for the different opt imi zed desi gn eng ths tested pue mea sured EFFECT OF DIFFERENT DIAMETERS AND LENGTHS OF DIRECTORS ON MEASURED GAIN This ef.fect was dete ...