ANTENNA X61412XL4Q

SINGLE ANTENNA

 

PERFORMANCES:

No of ele

L

(mm)

G

(dBi)

G

(dBd)

F/B (dB)

F/Sh (dB)

F/Sv (dB)

Hor

(◦)

Ver

(◦)

Tlos

(K)

14

 

11705

 

15.15

13.00

27.06

27.6

26.98

36.2

30.8

4.6

 

WORKING CONDITION:

Frequency for SWR=1.5 (MHz)

Z (Ώ)

at 50.150 MHz

SWR at 50.300 MHz

Lowest

Highest

Bandwidth

49.600

50.580

0.980

197.0

1.04:1

 

DIMENSIONS:

 

Ref

De

D1/D2

D3/D4

D5/D6

D7/D8

D9/D10

D11/D12

All elements of Al tubes Ǿ12mm

All dimensions given in milimetres

Position

0

845

1928

3566

5635

7444

9938

11705

Length

2950

2602

2700

2686

2666

2650

2632

2616

Height

0

180

565

1165

1565

1835

1965

1935

No boom correction included.

 

CONSTRUCTION OF RADIATOR (De)

Construction of radiator: H = 2602 mm, v = 180 mm, material aluminum tube 12 mm

 

 

COMPARISON

 

TYPE OF

ANTENNA

SINGLE ANTENA

OPTIMAL STACKING

75% STACKING

 

L

(λ)   

 

GAIN

(dBd)

Z

(ohms)

VSWR

Band

width

Spacing

(m)

4 ant

E   

2 ant

H

2 ant

Spacing

(m)

4 Ant

E

2 Ant

H   

2 Ant

 

E

H

Gain

(dBd)

Gain

(dBd)

Gain

(dBd)

E

H

Gain

(dBd)

Gain

(dBd)

Gain

(dBd)

 

X61412XL4Q

1.96

13.00

197.0

1.04:1

11.40

12.90

19.09

16.05

16.06

8.55

9.68

18.44

15.71

15.70

K5GW 8

1.96

11.77

52.9

1.13:1

9.52

8.70

17.78

14.73

14.76

7.14

6.53

16.26

14.15

13.95

BQH 8

2.00

11.95

50.1

1.18:1

9.62

8.74

17.94

14.91

14.93

7.22

6.56

16.49

14.36

14.18

M 6M2WLC

2.00

11.76

35.8

1.27:1

9.28

8.38

17.67

14.68

14.68

6.96

6.27

16.19

14.14

13.96

DK7ZB 8

2.05

11.83

27.1

1.16:1

9.33

8.46

17.75

14.76

14.76

7.00

6.34

16.29

14.21

14.03

K6STI 7

2.05

12.12

13.7

1.76:1

9.94

9.14

18.10

15.05

15.11

7.46

6.86

16.52

14.45

14.26

N6CA 8

2.07

11.95

21.5

1.20:1

9.52

8.66

17.89

14.88

14.91

7.14

6.49

16.53

14.36

14.23

InnoV 0 OP-DES

2.08

11.90

49.3

1.11:1

8.95

7.98

17.74

14.77

14.77

6.71

5.99

16.50

14.31

14.24

G0KSC 8 12.49mLFA

2.09

11.92

49.9

1.12:1

9.33

8.42

17.84

14.86

14.85

7.00

6.32

16.61

14.37

14.28

Z(ohms) - measured on 50.150 MHz

Bandwidth VSWR measured on 50.300 MHz

Loss included for Aluminum, KF2YN correction applied

 

DIAGRAMS (no loss included, KF2YN correction not included)

 

SWR DIAGRAMS (loss included for Al)

STACKING

 

Optimal stacking, 2 antennas horizontally stacked at (m)

G

(dBi)

G

(dBd)

Hor

(◦)

Ver

(◦)

 

11.40

 

18.20

16.05

13.6

30.8

These are true values (loss included for aluminum, KF2YN correction applied)

 

Optimal stacking, 2 antennas vertically stacked at (m)

G

(dBi)

G

(dBd)

Hor

(◦)

Ver

(◦)

 

12.90

 

18.21

16.06

36.4

12.2

These are true values (loss included for aluminum, KF2YN correction applied)

 

 

Horizontal distance (m)

Vertical distance (m)

G

(dBi)

G

(dBd)

Hor

(◦)

Ver

(◦)

11.40

 

12.90

 

21.24

19.09

13.6

12.2

These are true values (loss included for aluminum, KF2YN correction applied)

 

 

75% stacking, 2 antennas horizontally stacked at (m)

G

(dBi)

G

(dBd)

Hor

(◦)

Ver

(◦)

 

8.55

 

17.86

15.71

17.8

30.6

These are true values (loss included for aluminum, KF2YN correction applied)

 

 

75% stacking, 2 antennas vertically stacked at (m)

G

(dBi)

G

(dBd)

Hor

(◦)

Ver

(◦)

 

9.68

 

17.85

15.70

35.8

15.0

These are true values (loss included for aluminum, KF2YN correction applied)

 

 

75% stacking, 4 antennas in H stack,

G

(dBi)

G

(dBd)

Hor

(◦)

Ver

(◦)

Horizontal distance (m)

Vertical distance (m)

8.55

 

9.68

 

20.59

18.44

17.6

14.8

These are true values (loss included for aluminum, KF2YN correction applied)