[TowerTalk] 6m Yagi

[Chuck Sudds]

At 12:24 PM 9/8/04 -0700, daniel  hearn wrote:

http://www.hy-gain.com/products.php?prodid=VB-66DX

Chuck  KØTVD


>I have aquired a 6 el 6m yagi with no information on it. I believe it is a
>Hygain product. The boom is 24 ft long and it uses stamped clamshell boom to
>element clamps. The elements are 7/16 diameter.
>   A search has found an almost identical beam except for one item. Mine
>inserts the 7/16 elements into the clamshell clamp. The beam info located
>uses 7 1/2 inch 5/8 sleeves over the 7/16 elements where they are inserted
>into the clamshell clamps, apparently to strengthen the elements. I suspect
>it is a later model of the beam I have. The clamps on mine fit the 7/16
>elements and will not fit a 5/8 element end. They are made of sheet material
>which measures 0.095 thick,they have a width of 1 3/4 inches, and extend 2
>1/2 inches each side of the 2 inch boom.
>   Does anyone have the element lengths for my beam? If not what would be a
>reasonable guess for a correction factor to convert element lengths for a
>7/16 element  with 7 1/2 sleeves on each side of the clamp to equivalent
>electrical lengths of 7/16 elements without the sleeves? 73, Dan, N5AR