Genova - NW Coast of Italy - Locator JN44KK

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My ICQ # 12137359

Last update

06/03/07 08.50


Here my 4 elements yagi long boom:

This is my antenna; 4 elements yagi long boom (5,90 mts.) made by myself, at 9 meters about the ground.

 

In order to construct this antenna, I have used a product trades them italian: a Sigma 4 elements and I have made this modifications:

Originally the boom is 4,00 meters long, I have inserted to the center a square aluminium piece 2 meters long of same measure through two long fragments 30 cm. of inferior section

 

Antenna lenght (mm)
Boom  5900    long
Reflector 2708           "
Radiator 2600           "
Director 1 2504           "
Director 2 2424           "

 

Elements spacing
Reflector 0          mm
Reflector - Radiator 1044    mm 
Reflector - 1 Director 3126   mm
Reflector - 2 Director 5900   mm