antenna modelling for radio amateurs made easier.pdf

8/18/2019 Antenna Modelling for Radio Amateurs Made Easier.pdf

1/12

Antenna ModellingRoyal Air Force Amateur Radio Society

A A E

P A M N 160 &161 AFA . F ,

A : ...

CG8DE A 1691

A1

I.

HF , , ,

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P AM A (17751836), . O G F G (17771855)

G O (17891854), MF (17911867), DC . , F , J C M (18311879 .

F M . , G F FG (18511901), O H(18501925), O J L (18511940), H H (18571894) JH P (18511914), .

G E, D, H, M


2/12

187587. D C , , , , GM F .

A . I1897 P A C A G OJ L , , LC .

A A 1889 1906, M 1895 1901. I 1907 B & , . I . M, 1926, , II AF B B . A J .

A . . FM . .

A . M M I G B (18721919) B G G (18711945 . I 1959, M M A K GP A , 1967, H M FP. FOAN

. , , G L N E C ( NEC) .

NEC ... .. &

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, . , .

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! O NEC .


3/12

F I.EC1 (1979) , ; .EC2 (1981) N EC3 (1985) EC4 (1992) , L,EEC NEC2 . ENEC . N MM MDO MM .FE (2000) I MM P O D.EC I FOAN NEC PC .

D M M ; A P ( 1897) H (1938) .

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A2

A F A E 2

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. H, , ,


4/12

. O J C M , 1864, .

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M ,

; F.

. ME . B .

A 1 G L E C (EC) ,

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A I MMANAGAL, MM JE3HH 1999; 2.01 2005,

A DL1PDB I G DL2K. , 3.0.0.31 . I , 3D, G5, D G7FEK . I A L .

I A . M E H G A C NH7O B G3E. B E, G . A NH7O MMANA .


5/12

.

I A M1LC GBECH 80 3 . I . H 20.5 . I 21 50 .

MMANAGAL 5 GEE ,, . , PLE 0.0.0 . F 1.0 .

FIG 1 G

, CACAE GEE . G G . 1 5/. C A L.

F2 C


6/12

1 C . , 36.64 , . 1.44: 50 .

(28, 50, 75 , 112, 300 , 400, 600 ) .200... , 0 00 .

I , G , C A .

A . IIAI

. . MMANAGAL . , . O IIAI. , , . I . O A .

F3


7/12

CACAE .

F 4 I


8/12

2. 3.65MH , 1.41:1 50 . B . C IE 5

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F5


9/12

. . .

. C , . . , , G /FB F F B( ) , 40KH, 480,000KH. A D. 80 22 , 0 (.. 3B).

F6 F F


10/12

B 1000KH, D 2:1 62.6KH

F7


11/12

() . A . O . I 0.0 3.65MH .

H A . 1 . A .

F8

. 3.75MH 37.94 1118.6F 1.61H . B A 50 .

F9 HF C


12/12

H AAGA (B) .. (C) E, .H , MMANAGAL . , AA H G . I

AAG . CACA . E I .AM F.

. (. 3.0.0.31 2.6 MB) ;://.//.

I C:AAGABAAGAB.. M .

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antenna modelling for radio amateurs made easier.pdf

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