|
ANTENNA X71608XL3Q |
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DESCRIPTION |
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|
Radiator |
Number of yagi elements |
Boomlength (mm) |
|
Double rectangle |
15 + radiator |
1185 |
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PERFORMANCES (loss included, KF2YN correction applied) |
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|
G (dBi) |
F/B (dB) |
F/Sh (dBi) |
F/Sv (dBi) |
Hor lobe (◦) |
Ver lobe (◦) |
Ta (K) |
Tlos (K) |
G/T (dB) |
|
14.71 |
32.24 |
26.99 |
16.52 |
39.5 |
31.4 |
31.3 |
2.4 |
-0.24 |
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DIMENSIONS |
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|
Ref |
De |
D1, D2 |
D3,D4 |
D5,D6 |
D7,D8 |
D9,D10 |
D11,D12 |
D13,D14 |
|
Position |
0 |
89 |
165 |
306 |
462 |
582 |
751 |
997 |
1185 |
|
Length |
335 |
282 |
298.5 |
295.5 |
289 |
285.5 |
284.5 |
283.5 |
279 |
|
Height |
0 |
±65 |
±65 |
±125 |
±162 |
±202 |
±223 |
±229 |
±219 |
|
Remark |
All elements made of Al rods Ǿ8 mm All dimensions given in milimetres No boom correction included. |
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CONSTRUCTION OF RADIATOR |
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Material: Aluminum rod Ø= 8 mm |
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H = 282 mm |
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V = 65 mm |
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DIAGRAMS |
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Horizontal and verticall pattern in free space, no loss condition |
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WORKING CONDITION |
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Frequency bandwidth for SWR=1.5 (MHz) |
Z (Ώ) at 432.100 MHz |
SWR at 145.000 MHz |
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|
Lowest |
Highest |
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|
412.400 |
439.400 |
198.9 |
1.07:1 |
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SWR DIAGRAMS (loss included for Al) |
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SWR curve for amateur bandwidth 432 – 435 MHz |
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Frequency bandwidth for SWR = 1.5 |
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COMPARISON (inserted in a part of VE7BQH table, where it belongs according to its boom length) |
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TYPE OF ANTENNA |
SINGLE ANTENA |
FOUR ANTENNAS IN H-STACK |
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|
L (λ) |
GAIN (dBd) |
Z (ohms) |
VSWR Bandwidth |
E (m) |
H (m) |
Ga (dBd) |
Tlos (K) |
Ta (K) |
G/T (dB) |
|
|
X71608XL3Q |
1.73 |
14.71 |
198.9 |
1.07:1 |
1.26 |
1.32 |
20.79 |
2.4 |
30.1 |
6.01 |
|
KF2YN Boxkite 10 |
2.37 |
16.55 |
48.7 |
1.08:1 |
1.50 |
1.30 |
22.46 |
8.7 |
38.3 |
6.64 |
|
InnoV 10 LFA |
2.43 |
14.43 |
50.7 |
1.13:1 |
1.12 |
1.03 |
20.36 |
3.7 |
36.4 |
4.76 |
|
YU7EF EF7010B |
2.59 |
14.64 |
50.0 |
1.06:1 |
1.14 |
1.05 |
20.56 |
5.0 |
37.0 |
4.88 |
|
YU7EF EF7011B-5 |
2.87 |
15.07 |
49.0 |
1.56:1 |
1.20 |
1.11 |
21.00 |
4.7 |
36.1 |
5.43 |
|
Innov 11 LFA |
2.87 |
15.05 |
50.4 |
1.07:1 |
1.20 |
1.10 |
20.98 |
4.0 |
33.7 |
5.70 |
|
EAntenna 432LFA11 |
2.94 |
15.09 |
47.9 |
1.28:1 |
1.20 |
1.11 |
21.02 |
3.9 |
34.1 |
5.69 |
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*KF2YN Polly 12 CR |
3.17 |
15.70 |
48.3 |
1.17:1 |
1.30 |
1.30 |
21.74 |
3.2 |
32.3 |
6.65 |
|
InnoV 12 LFA |
3.29 |
15.48 |
50.1 |
1.07:1 |
1.24 |
1.16 |
21.40 |
4.0 |
31.2 |
6.46 |
|
YU7EF EF7012B-5 |
3.30 |
15.58 |
48.6 |
1.40:1 |
1.26 |
1.17 |
21.50 |
4.9 |
33.3 |
6.27 |
|
EAntenna 432LFA12 |
3.31 |
15.32 |
50.1 |
1.45:1 |
1.23 |
1.14 |
21.24 |
4.3 |
33.2 |
6.03 |
|
KF2YN Boxkite 13 |
3.37 |
17.38 |
50.9 |
1.09:1 |
1.63 |
1.50 |
23.29 |
9.3 |
39.4 |
7.35 |
|
Innov 13 LFA |
3.72 |
15.92 |
50.1 |
1.15:1 |
1.31 |
1.23 |
21.85 |
4.5 |
30.9 |
6.96 |
|
YU7EF EF7013M-6 |
3.83 |
16.11 |
49.4 |
1.06:1 |
1.33 |
1.25 |
22.01 |
4.7 |
32.9 |
6.84 |
|
F9FT 19 |
4.02 |
15.96 |
55.7 |
1.14:1 |
1.33 |
1.26 |
21.88 |
6.1 |
39.1 |
5.96 |
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DG7YBN Tonna 19 mod |
4.02 |
16.17 |
44.7 |
1.15:1 |
1.35 |
1.27 |
22.07 |
6.1 |
33.8 |
6.82 |
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InnoV 14 LFA |
4.03 |
16.46 |
52.6 |
1.14:1 |
1.38 |
1.32 |
22.31 |
4.5 |
30.0 |
7.42 |
|
DG7YBN 14 |
4.06 |
16.38 |
49.4 |
1.51:1 |
1.38 |
1.31 |
22.30 |
3.5 |
30.7 |
7.42 |
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Z(ohms) - measured on 432.100 MHz Bandwidth – VSWR measured on 435.000 MHz |
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STACKING (ALL DATA GIVEN IN ACCORDANCE WITH KF2YN CORRECTION, LOSS INCLUDED) |
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RECOMMENDED STACKING DISTANCES |
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Two antennas vertically (mm) |
Two antennas horizontally (mm) |
Four antennas in H-stack (mm) |
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Horizontal distance |
|
1260 |
1260 |
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Vertical distance |
1320 |
|
1320 |
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TWO ANTENNAS STACKED VERTICALLY |
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DISTANCE |
G |
TA |
Tloss |
G/T |
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|
1320 |
17.76 |
30.6 |
2.4 |
+2.91 |
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Two antennas stacked vertically |
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TWO ANTENNAS STACKED HORIZONTALLY |
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DISTANCE |
G |
TA |
Tloss |
G/T |
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|
1260 |
17.74 |
30.6 |
2.4 |
+2.89 |
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Two antennas stacked horizontally |
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FOUR ANTENNAS IN H-STACK |
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DISTANCE |
G |
TA |
Tloss |
G/T |
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H = 1260 |
20.79 |
30.1 |
2.4 |
+6.01 |
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V = 1320 |
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Four antennas in H-stack |
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