Sky-Rex (Quagi) :
These pictures
and diagrams show the result of the sky-rex antenna
Freq.
(MHz) |
Gain
(dBi) |
FB
(dB) |
SWR |
|
27.000 |
8,49 |
10,68 |
1:3.7 |
|
27.100 |
8,64 |
12,72 |
1:3 |
|
27.200 |
8,76 |
15,19 |
1:2.4 |
|
27.300 |
8,86 |
18,38 |
1:1.9 |
|
27.400 |
8,93 |
22,8 |
1:1.6 |
|
27.500 |
8,99 |
28,11 |
1:1.3 |
|
27.600 |
9,03 |
25,53 |
1:1 |
|
27.700 |
9,07 |
20,64 |
1:1.4 |
|
27.800 |
9,08 |
17,22 |
1:1.8 |
|
27.900 |
9,08 |
14,71 |
1:2.5 |
|
28.000 |
9,05 |
12,71 |
1:3.3 |
Below the
SWR the 2:1 SWR bandwidth is about 500 Khz
SWR
Imp/SWR/Gain
Sky-Rex
elevation plot on 20m height, take off angle is 8 degrees.
The same take of angle like other beam antennas on 20m
height.
More information
regarding this antenna can be found on this web site:
https://picasaweb.google.com/1SD019.alex/SkyrexBeam
Source: The measurments are provided by the manufacturer Alex 1SD019
Disclamer:
The author is not responsible for any contents linked or referred to
from his pages.
If any damage occurs by the use of information presented there, only
the author of the respective pages might be liable,
not the one who has linked to these pages.