ANTENNA QY22010XL1D12

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)

20

14525

18.40

28.58

18.64

16.80

23.8

24.2

216.5

-4.95

4.9

 

WORKING CONDITION:

Frequency for SWR=1,5 (MHz)

Z (Ώ)

at 144.100 MHz

SWR at 145.000 MHz

Lowest

Highest

Bandwidth

140.500

145.900

5.400

200.3

1.06:1

 

DIMENSIONS:

 

Ref

De1

De2

D1

D2

D3

D4

D5

D6

DQ1

DQ2

Pos

0

355

425

553

923

1516

2244

3021

3838

4728

5588

Length

1012

1024

886

940

934

916

896

885

868

512

498

 

DQ3

DQ4

DQ5

DQ6

DQ7

DQ8

DQ9

DQ10

DQ11

DQ12

 

Pos

6485

7404

8304

9225

10155

11032

11978

12855

13746

14525

 

Length

494

486

481

474

468

465

459

451

441

430

 

All elements of Al tubes Ǿ10 mm

The height of rectangles 500 mm

All dimensions given in milimetres

No boom correction included.

 

COMPARISON

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)

RA3AQ 18

6.28

16.09

54.9

1.13:1

5.30

5.30

22.12

8.1

222.3

+0.80

DK7ZB 19

6.59

16.15

27.7

1.97:1

5.41

5.22

22.15

8.2

230.2

+0.68

InnoV 19 LFA

6.62

15.88

48.3

1.55:1

4.84

4.75

21.75

8.0

209.2

+0.69

QY22010XL1D12

6.98

16.25

200.3

1.06:1

6.04

6.24

22.36

4.9

214.0

+1.20

BQH 25

7.30

16.38

27.9

1.16:1

5.27

5.09

22.28

8.8

217.1

+1.06

Z(ohms) - measured on 144.100 MHz

Bandwidth – VSWR measured on 145.000 MHz

Data taken from VE7BQH G/T table

 

DIAGRAMS (no loss included)

 

SWR DIAGRAM  (losses included)

SWR DIAGRAM 144 - 146 MHz

 

STACKING

Horizontal distance (cm)

G

(dBi)

TA

(K)

G/T

(dB)

Vertical distance (cm)

G

(dBi)

TA

(K)

G/T

(dB)

100

 

 

 

100

17.55

228.2

-6.06

110

15.79

397.1

-10.22

110

18.15

221.3

-5.32

120

18.00

229.0

-5.58 4

120

18.54

219.5

-4.89

130

18.44

225.9

-5.08

130

18.79

221.5

-4.67

140

18.77

225.6

-4.75

140

18.98

224.6

-4.54

150

19.04

224.2

-4.45

150

19.14

225.0

-4.39

160

19.24

222.9

-4.22

160

19.30

223.0

-4.17

170

19.41

221.9

-4.03

170

19.45

218.7

-3.95

180

19.55

221.1

-3.88

180

19.57

216.7

-3.79

190

19.67

220.4

-3.74

190

19.68

215.6

-3.66

200

19.77

219.9

-3.63

200

19.78

215.0

-3.55

210

19.87

219.5

-3.53

210

19.87

214.6

-3.45

220

19.95

219.1

-3.44

220

19.95

214.5

-3.37

230

20.03

218.7

-3.35

230

20.03

214.4

-3.29

240

20.11

218.4

-3.26

240

20.10

214.4

-3.22

250

20.18

218.2

-3.19

250

20.17

214.5

-3.15

260

20.25

218.1

-3.12

260

20.24

214.7

-3.08

270

20.31

217.9

-3.05

270

20.31

215.0

-3.02

280

20.38

217.7

-2.98

280

20.37

215.3

-2.97

290

20.44

217.6

-2.92

290

20.42

215.8

-2.92

300

20.50

217.4

-2.85

300

20.48

216.3

-2.87

310

20.56

217.1

-2.79

310

20.53

216.8

-2.83

320

20.61

216.9

-2.73

320

20.59

217.3

-2.79

330

20.67

216.6

-2.67

330

20.64

217.9

-2.75

340

20.72

216.3

-2.61

340

20.68

218.6

-2.72

350

20.78

215.9

-2.54

350

20.73

219.3

-2.68

360

20.84

215.7

-2.48

360

20.78

219.9

-2.65

370

20.89

215.4

-2.42

370

20.83

220.2

-2.60

380

20.94

215.2

-2.37

380

20.88

220.0

-2.55

390

20.99

215.0

-2.31

390

20.93

219.4

-2.49

400

21.05

214.8

-2.25

400

20.99

218.6

-2.41

410

21.09

214.7

-2.21

410

21.04

217.8

-2.34

420

21.14

214.6

-2.16

420

21.09

217.0

-2.28

430

21.19

214.5

-2.10

430

21.14

216.3

-2.22

440

21.23

214.5

-2.06

440

21.19

215.7

-2.15

450

21.27

214.4

-2.02

450

21.23

215.2

-2.10

460

21.31

214.4

-1.98

460

21.27

214.6

-2.05

470

21.34

214.3

-1.95

470

21.30

214.1

-2.01

480

21.38

214.2

-1.91

480

21.34

213.6

-1.96

490

21.41

214.2

-1.88

490

21.37

213.1

-1.92

500

21.43

214.1

-1.86

500

21.40

212.7

-1.88

510

21.46

214.0

-1.82

510

21.42

212.3

-1.85

520

21.48

214.0

-1.80

520

21.44

212.0

-1.83

530

21.50

213.9

-1.78

530

21.46

211.8

-1.80

540

21.52

213.9

-1.76

540

21.48

211.8

-1.78

550

21.53

213.9

-1.75

550

21.49

212.0

-1.78

560

21.55

213.8

-1.73

560

21.50

212.3

-1.77

570

21.56

213.8

-1.72

570

21.51

212.7

-1.77

580

21.57

213.8

-1.71

580

21.51

213.0

-1.78

590

21.57

213.9

-1.71

590

21.52

213.2

-1.77

600

21.58

213.9

-1.70

600

21.53

213.2

-1.76

610

21.58

214.0

-1.70

610

21.53

213.2

-1.76

620

21.59

214.1

-1.70

620

21.54

213.1

-1.75

 

 

 

 

620

21.54

213.0

-1.75

 

 

 

 

630

21.55

213.0

-1.74

 

 

 

 

640

21.55

213.2

-1.74

 

 

 

 

650

21.55

213.4

-1.75

*The Table is presented without KF2YN convergence correction applied and serves only to show which distance can be used with good

result. and which distances should be avoided. In H-stack it can be slightly changed.

 

BEST DISTANCES FOR 4 ANTENNAS IN H-STACK

Horizontal

distance (cm)

Vertical distance (cm)

G

(dBi)

TA

(K)

G/T

(dB)

Remark

5045

4962

24.29

213.1

+1.00

Per DL6WU formula

6040

6240

24.51

214.0

+1.20

For max G/T

 

 

 

 

 

For lowest temperature

 

 

XPOL VERSION

Horizontal components: Same as above

Vertical components: Same as above, except:

PERFORMANCES:

Polarization

G (dBi)

F/B (dB)

F/Sh (dBi)

F/Sv (dBi)

Hor (◦)

Ver (◦)

Temp (◦K)

G/T (dB)

Tlos

(K)

Horizontal

18.40

28.58

18.64

16.80

23.8

24.2

216.5

-4.95

4.9

Vertical

18.57

27.94

14.37

16.40

22.8

22.4

220.5

-4.90

4.6

 

Horizontal polarisation patterns

 

 

Vertical polarisation patterns