ANTENNA X23010XL1Q

PERFORMANCES:

No of ele

L (mm)

G (dBi)

F/B (dB)

F/Sh (dBi)

F/Sv (dBi)

Hor (◦)

Ver (◦)

Temp (◦K)

G/T (dB)

Tlos

(K)

30

9065

17.82

36.92

16.48

17.58

26.8

22.6

217.3

-5.55

3.6

 

WORKING CONDITION:

Frequency for SWR=1.5 (MHz)

Z (Ώ)

at 144.100 MHz

SWR

at 145.000 MHz

Lowest

Highest

Bandwidth

141.200

146.300

5.100

196.1

1.07:1

 

DIMENSIONS:

 

Ref

De

D1

D2

D3

D4

D5

D6

D7

D8

D9

D10

D11

D12

D13

D14

Pos

0

355

529

928

1421

1732

2276

3012

3746

4518

5302

6068

6828

7606

8395

9065

Length

1006

782

915

917

897

873

889

885

877

865

857

855

853

851

851

839

Height

0

240

180

330

440

510

570

650

725

785

805

815

815

815

795

755

Dimensions given in milimetres - Diameter of elements 10 milimetres - No boom correction included.

 

CONSTRUCTION OF RADIATOR

H = 782

V = 240

= 10 mm

 

 

COMPARISON (inserted in a part of VE7BQH table, where it belongs according to its boom length)

TYPE OF

ANTENNA

SINGLE ANTENA

FOUR ANTENNAS IN H-STACK

L

(λ)   

GAIN

(dBd)

Z

(ohms)

VSWR

Bandwidth

E

(m)

H

(m)

Ga

(dBd)

Tlos

(K)

Ta

(K)

G/T

(dB)

G0KSC 14 LFA

4.30

14.51

47.1

1.22:1

4.24

4.02

20.41

5.5

218.1

-0.82

KF2YN Boxkite 16

4.30

15.85

50.5

1.16:1

5.50

5.10

21.83

6.2

227.4

0.41

InnoV 14 LFA

4.32

14.45

48.6

1.10:1

4.18

3.97

20.34

6.6

215.6

-0.85

X23010XL1Q

4.35

15.67

196.1

1.07:1

5.50

5.80

21.77

3.6

211.6

+0.67

YU7EF 14

4.37

14.48

41.0

2.30:1

4.21

4.00

20.33

8.8

220.0

-0.94

YU7EF 14LT

4.37

13.91

47.8

1.29:1

3.89

3.64

19.60

11.7

211.0

-1.49

K1FO 17

4.40

14.44

27.7

1.25:1

4.24

4.02

20.34

4.9

229.5

-1.12

DJ9BV 4.4

4.41

14.32

38.3

1.36:1

4.27

4.07

20.18

6.6

251.5

-1.68

SHARK 20

4.47

14.34

42.8

1.05:1

4.33

4.10

20.19

3.9

258.5

-1.79

I0JXX 16

4.47

14.36

30.4

1.05:1

4.05

4.05

20.24

8.4

217.5

-0.98

CC17B2

4.49

14.53

200.1

1.20:1

4.27

4.07

20.43

5.9

228.6

-1.01

Z(ohms) - measured on 144.100 MHz

Bandwidth VSWR measured on 145.000 MHz

 

 

DIAGRAMS (no loss included)

 

SWR DIAGRAMS (loss included for Al)

 

BEST DISTANCES FOR STACK

 

Four antennas in H-stack

Horizontal

distance (mm)

Vertical distance (mm)

G

(dBi)

TA

(K)

G/T

(dB)

Tlos

(K)

Remark

4489

5.309

23.76

212.8

+0.48

3.6

Per DL6WU formula

5500

5800

23.92

211.6

+0.67

3.6

For max G/T

4000

5700

23.76

210.8

+0.52

3.6

For lowest temperature

Four antennas in H-stack, H=5.50  V=5.80 metres

 

 

 

 

Eight antennas in stack (four in horizontal and two in vertical plane)

Horizontal

distance (mm)

Vertical distance (mm)

G

(dBi)

TA

(K)

G/T

(dB)

Tlos

(K)

5500

5800

26.95

211.5

+3.70

3.6

 

 

Eight antennas in stack (two in horizontal and four in vertical plane)

Horizontal

distance (mm)

Vertical distance (mm)

G

(dBi)

TA

(K)

G/T

(dB)

Tlos

(K)

5500

5800

26.95

209.9

+3.73

3.6