20091109Lect31Part2_P5_9Array

# 20091109Lect31Part2_P5_9Array - leI-w~ 1~~D pvie cJ!vf...

This preview shows pages 1–4. Sign up to view the full content.

·..---. ... 5.9 An AM broadcast-band transmitting station consists of two vertical 'T<z>" monopoles above earth. The two antennas are separated by 164 feet and t .-<, L the transmitting frequency is 1500 kHz. The antennas are fed with signals of equal amplitude and a phase difference of 135°. Sketch the electric field pattern at the surface of the earth. t 6 Lf +t::- (6,-( f+ . .:;- 3 ~ Zb ,-f~ = .5'0 M =- '~I 'f ' . 4.s.sv (V\ p ~f~1) j 0, The q t) ~~ t1t1: S cc -e elec .(, I"u{ (y s 1wf ct~cI fIlCtr te .' ., ' 'I~f rl. seflleJ C{\$ '_ t-let {ZtliYj PtpC ~ ., ,/~S5(jyY}p ~(C1) 2; The ql) !-e.,IUfS C{ re eCec~' Jo m hl\$h C?IlJ are 1'1). (Vl.{j'tCl{J ..s I 1< ~=4c !~ 7/// ;,/i L 7;J?i 7 / tjO / }777~ y , ~(VL-/\d :x (5 1 53) Iv. 2e , : .' . ' "E e ::. Z e J~ x{Mf e -Jfo('1 X [O~(1T J 5M 6 )/i1~ -1)< .' . r' (.0. b o . " •... o ('('l.OI){)fQ~ PUJlefN .c:e. .,r~1 feecfcr. ' 0{ - 13S l,Sphll,e dl /Jef'tYlc:.f bJl~t1 tff :~cf [V(/'t'1'1h oM ==- J 60 Fee) i.V~ Pee) is 9'vf.1 hI L::g (;,-.tq ) ~ (e):: (os[Qr .elL\:,)w;'&],- cost If~/~) ~·/t'J e

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
P 5'" q C Of), ·t li4vt? d __ . _ For +he ~u-ar

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: leI'-w~ 1~~D pvie cJ(!vf! a: (Jerfec j fj/Vu4(/~;e. ,,.-_-+_X?-.2J1::. !po 12 ;,. )l. {1 0 .: _ '/z. . _ _-_-__- -+-E(Eit=~05 [(rr& )(05G1-~) ~ COS[!Co5G]-________ ~'/~& _ _ _. . SI_fl:CJ_ _ _ / _ __ -l--EI;LJ~::~kLl{ __ d 120 ~ VV__-~4Ll~ <:errrJir kckt IS .. ~~Slltb-§fi_~_~J-':JOS[~-5Mdto.s] __--_----! 4+ +6£ svrC&\Q._Q+ £~ e&(J]1~G. =: 90 t f( 8 :: Co S ( 1! (0.5 era 'l-. Cos [ 1£ x o J ::: ..1 , - - _.- ~ {-" Cloo '"I - ---.----COSCLfS'Sll)tQ-671)OJ 2n<l L(JL q Ell kr- ~ SiN x L[ S ~ A ifVJt rCR<., kr-.,. ... .,. ..,--'lO-100 ~tLO-t20-(30-(3)-tLfb-L ttS---L so-L6O-/70 "--LW 2"kr 610 RfS '--0 ·38-2 .-0,3"11-0,-339 ~ot~8Y .-0,20 "7-. o\.~6 2--alL' 2 .--0 .ss» o +0, l2Y "1 o, 2S"L( to ,,3e3 ..---. ..... ,. [h II: I' I 1 t 1-~ , r [ ~ t I I I I I : l I I I r f I I o...
View Full Document

## This note was uploaded on 02/22/2011 for the course EE 529 taught by Professor Dr.j.j.whalen during the Fall '10 term at SUNY Buffalo.

### Page1 / 4

20091109Lect31Part2_P5_9Array - leI-w~ 1~~D pvie cJ!vf...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online