Page 30

ANTENNAS FOR 100 POUND DXPEDITIONS 5.1.4 17 meter Quarter-wave Vertical with Radials This example is a 17m vertical antenna with 16 radials at 29 inches. The model view for this antenna appears below.

Figure 15 Full-sized 17m quarter-wave vertical The model data for this antenna appears below. EZNEC+ ver. 5.0 Quarter wave vertical for 17m

8/31/2007

2:02:43 PM

--------------- ANTENNA DESCRIPTION -------------Frequency = 18.1 MHz Wire Loss: Copper -- Resistivity = 1.74E-08 ohm-m, Rel. Perm. = 1 --------------- WIRES --------------No.

End 1 Conn.

18

Coord. (in) Z

End 2 Conn. X

Coord. (in) Z

Insu

X

Y

1

W2E1

0,

0,

29

0,

0,

191

#16

6

1

0

2

W3E1

0,

0,

29

0,

158,

29

#16

6

1

0

3

W4E1

0,

0,

29

-60.464,145.973,

29

#16

6

1

0

4

W5E1

0,

0,

29

-111.72,111.723,

29

#16

6

1

0

5

W6E1

0,

0,

29

-145.97,60.4639,

29

#16

6

1

0

6

W7E1

0,

0,

29

0,

29

#16

6

1

0

7

W8E1

0,

0,

29

-145.97,-60.464,

29

#16

6

1

0

8

W9E1

0,

0,

29

-111.72,-111.72,

29

#16

6

1

0

9

W10E1

0,

0,

29

-60.464,-145.97,

10

W11E1

0,

0,

29

11

W12E1

0,

0,

12

W13E1

0,

13

W14E1

0,

-158,

Y

Dia (in) Segs

Diel C

Thk(in)

29

#16

6

1

0

-158,

29

#16

6

1

0

29

60.464,-145.97,

29

#16

6

1

0

0,

29

111.723,-111.72,

29

#16

6

1

0

0,

29

145.973,-60.464,

29

#16

6

1

0

0,

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Antennas for 100 Pound DXpeditions - volume 1  

Computer-based antenna modeling and direct experience with lightweight portable antenna systems. Volume 1: Selected high band antennas [20-6...

Antennas for 100 Pound DXpeditions - volume 1  

Computer-based antenna modeling and direct experience with lightweight portable antenna systems. Volume 1: Selected high band antennas [20-6...

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