[TowerTalk] TH7dx with 40 meters
larry.k4ab at gmail.com
Tue Mar 4 15:27:45 EST 2014
Why not gamma-match the boom of the TH-7 as a rotary dipole for 40?
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On Tue, Mar 4, 2014 at 1:57 PM, Glenn Pritchard <hfcomnet at gmail.com> wrote:
> Hello gang,
> Has anyone thought of adding a set of 20 meter traps to the driven element
> of a th7 to add 40 meters?
> If so which traps, th5 or th6?
> I have been thinking of this and putting the traps on the first driven
> element then experimenting with the length.
> This would give me a rotatable dipole on 40.
> My first idea was to put a 40 meter two element Yagi on the th7 boom and
> adding additional struts.
> Any thoughts?
> Glenn, VE6ND
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