Page 104

ANTENNAS FOR 100 POUND DXPEDITIONS 8.1.4 Buddipole Horizontal Dipole for 15-meters at 16 feet The Buddipole on 15 meters at 16 feet appears below. Here is the model for this antenna. EZNEC+ ver. 5.0 Buddipole dipole 15m @16 ft

8/30/2007

8:28:37 AM

--------------- ANTENNA DESCRIPTION --------------Frequency = 21.2 MHz Wire Loss: Aluminum (6061-T6) -- Resistivity = 4E-08 ohm-m, Rel. Perm. = 1 --------------- WIRES --------------No. End 1 Insulation Conn. 1

W2E2

2 3

W1E2

Coord. (in)

X

Y

End 2 Z

Coord. (in) Y

Dia (in)

Segs

Conn.

X

0,

-22,

192

W3E1

0,

22,

192

Z 0.75

11

Diel C 1

0

0,

-93,

192

W1E1

0,

-22,

192

0.5

11

1

0

0,

22,

192

0,

93,

192

0.5

11

1

0

Total Segments: 33 -------------- SOURCES -------------No.

Specified Pos. Wire #

1

1

Actual Pos.

% From E1

% From E1

50.00

50.00

Amplitude

Seg

Phase

(V/A)

6

Type

(deg.)

1

0

I

-------------- LOADS (RLC Type) -------------No.

Specified Pos. Wire #

% From E1

Actual Pos. % From E1

1

1

0.00

4.55

2

1

100.00

95.45

R

Seg

(ohms)

1

Short

11

Short

L

C

R Freq

Type

(uH)

(pF)

(MHz)

1.72

Short

21.2

Ser

0.89

Short

21.2

Ser

No transmission lines specified No transformers specified No L Networks specified Ground type is Real, High-Accuracy --------------- MEDIA --------------No.

Cond.

Diel. Const.

(S/m) 1

0.005

13

Height

R Coord.

(in)

(in)

0

0

The SWR plot for the Buddipole dipole on 15-meters at 16 feet appears below.

92

Thk(in)

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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...

Profile for ne1rd
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