ANTENNA X233205XL4QAG

 

DESCRIPTION

 

Radiator

Number of  yagi elements

Boomlength (mm)

 

Double rectangle

31

1185

       

 

PERFORMANCES (loss included, KF2YN correction applied)

G

(dBi)

F/B

(dB)

F/Sh

(dBi)

F/Sv

(dBi)

Hor

(◦)

Ver

(◦)

Temp

(◦K)

Tlos

(K)

G/T

(dB)

18.29

34.60

19.18

18.91

26.0

21.8

16.3

3.3

+6.18

 

DIMENSIONS

 

Ref

De

D1, D2

D3,D4

D5,D6

D7,D8

D9,D10

D11,D12

D13,D14

Position

0

33

58

106

155

204

265

341

424

Length

109.5

92.5

96.0

94.0

93.0

90.5

90.5

89.0

87.0

Height

0

±24.0

±24.0

±39.5

±52.0

±62.0

±70.0

±77.0

±82.0

 

D15,D16

D17,D18

D19,D20

D21,D22

D23,D24

D25, D26

D27,D28

D29,D30

 

Position

515

608

706

805

905

1005

1105

1195

 

Length

85.5

84.5

82.5

82.0

81.0

80.5

80.0

80.0

 

Height

±85.0

±86.5

±87.5

±88.5

±88.5

±88.5

±87.5

±82.5

 

Remark

All elements made of Al rods Ǿ5 mm, except radiator which is Ǿ2.5 mm CuAg

All dimensions given in milimetres

No boom correction included.

 

 

CONSTRUCTION OF RADIATOR

Material: Silverplated copper wire Ø= 2.5 mm

H = 92.5 mm

V = 24 mm

 

 

DIAGRAMS

 

Horizontal and verticall pattern in free space, no loss condition

 

 

WORKING CONDITION

Frequency bandwidth for SWR=1.5 (MHz)

Z (Ώ)

at 1296.100 MHz

SWR

at 1300.000 MHz

Lowest

Highest

1239.000

1329.000

199.5

1.05:1

       

 

SWR DIAGRAMS (loss included for Al)

SWR curve for amateur bandwidth 1296 – 1300 MHz

Frequency bandwidth for SWR = 1.5

 

 

STACKING

(ALL DATA GIVEN IN ACCORDANCE WITH KF2YN CORRECTION, LOSS INCLUDED)

RECOMMENDED STACKING DISTANCES

 

Two antennas vertically

(mm)

Two antennas horizontally

(mm)

Four antennas in H-stack

(mm)

Horizontal distance

 

580

580

Vertical distance

640

 

640

TWO ANTENNAS STACKED VERTICALLY

DISTANCE
(mm)

G
(dBi)

TA
(K)

Tloss
(K)

G/T
(dB)

640

21.28

15.5

3.6

+9.37

 

Two antennas stacked vertically

TWO ANTENNAS STACKED HORIZONTALLY

DISTANCE
(mm)

G
(dBi)

TA
(K)

Tloss
(K)

G/T
(dB)

580

21.33

16.2

3.6

+9.23

 

Two antennas stacked horizontally

FOUR ANTENNAS IN H-STACK

DISTANCE
(mm)

G
(dBi)

TA
(K)

Tloss
(K)

G/T
(dB)

H = 580

24.32

15.4

3.6

+12.44

V = 640

 

Four antennas in H-stack