4,9 M 4el SQ 10 dBI

For: Dx portion 11 meter band

Antenna Type: 4el Super Quad (oblong)

Designed by: HPSD version 1.01 DEC 2012

With thanks to : YU7XL.

A beast !, You will not find any other antenna (full loop/yagi etc) 

with 10 dBI  GAIN from less than 5 meters boom length.

 

 

 

 

Above the freespace azimuth pattern.

 

Above the freespace elevation pattern.

The elevation pattern at 18 meters height above average ground. 15,48 dBI

Above the SWR plot.

All elements are made from 22mm aluminium tubing.

Do not change diameter

 

Element

Distance

Length element

Height element

Reflector

0

4,13 M

1,76 M

Radiator

1,03 M

3,78 M

1,76 M

Director 1

2,70 M

3,67 M

1,76 M

Director 2

4,90 M

3,42 M

1,76 M

Of course the antenna can be made from wire in a conventional  “cubical quad” way.

If you have any questions please feel free to ask.

 

NOT FOR COMMERCIAL USE IN ANYWAY.

 

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