HW6 - —' 1" -—'7' —'r (a)...

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Unformatted text preview: —' 1" -—'7' —'r (a) A=£/IBJKRdJ’=i/+Hé If in; dr’zé @6 3k [WM “' 4w "3 R 471' 44m 3 r $47r 4m 4/; - . I I if?“ . . ‘ A 2 (hi ___ axAx 2} Am 2 Eire-fl” 4???" 4m" Ar Isinflcosqfi Sin6$inq§ 0036 A3c ‘ A9 = oos9cos¢ cosflsingfi ——sin9 0 @-5) 14¢, —sin¢5 cosgfi 0 0 f -—jkr 'AT =A$sin6005¢= fl%——5in9msgfi 71'?" I —jkr A3 = Az'cosfi'eosgfi = Efl;~——c039cos¢ _ _ . gr I "I file—fl” A = —.Am ‘ 2 __ED_____ ' q) smgb _ 4m 5111(25 _wpIole_5kr E3 2 —ij9 (3-5883 => ES = ‘3? COSfi'fmrfJ Ed: = 13 —:’kr .E = I} e 51119.5 H6 : -.—_¢ 471'? W 2 LL: (mph!) $6100329c032¢+sjn2 qfi] 036g180° 2n- 1T 211' at :30 / c0529c052¢sm8dfld¢+f / cos2¢sin9d6dgb ' o 0 ‘-——v—-—-—/. a 0 x._......__x I I1 2 25¢ 7T 271.’ 7r - _ (1052 2 . = 2 2 — I1 —/0 ¢d¢fo cos flamed? /0 cos (Wigs/O cos 8d( 0086) Eff ' 1T :: —/[; (COS B)2 d(cOS I i (305319]?T = —% [025+ %sm2¢)3”] [ 3 D :1: gm] (—§ — = W) = 2T: 271' 71' 211' 'n' _12-:/ /c0§2¢sin6d9d¢= msgédgfi/ sinfldt? u 0 . 0 0_ __' 2” 1+cos(2¢‘))) 7‘, L/G. déAsmGdS ., ‘0— pm. __ rm. + mm. Bo rad 1.761 dB 1.5 = +1.761 dB Do: c. Computer Program Directém'ty: 1.4980 = 1.7551 dB D0: “as. A. - : flaws: .muflfimmfiv‘aehaan . Prob1em 4.1 Input parameters: The lower bound of theta in degrees = 0 The upper bound of theta in degrees = 180 The 1ower bound of phi in degrees = 0 The upper bound of phi in degrees = 360 Radiated power (watts) = 8.3889 Directivity (dimension1ess) = 1.4980 Directivity (d8) = 1.7551 Page 1 (2;) Using (426a)—(4-260) and the dualitx of Table 3.23 the fields of an mfirfitesimal magnetic dipole of length l and magnetic current. Im are 'ven by (b) Since the pattern of the magnetic dipole is the same as that of the electric, the diIectivities are also identical and equal to D0 = 3(djmensionle$) = 1.761 dB 4123 (a) For a maudrnum phase error of “ff/16 radians .180 18° 18° (c) For a maximum phase error of :1 ffldlwwb 7T . 10 ...
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This note was uploaded on 11/01/2009 for the course EEE 443 taught by Professor Balanis during the Spring '08 term at ASU.

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HW6 - —' 1" -—'7' —'r (a)...

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