[TowerTalk] Anyone still make a full size 40 meter yagi?

Roger (K8RI) K8RI-on-TowerTalk at tm.net
Sat Nov 3 13:08:40 EST 2007





> >4 elements on 40m on a 34' boom?
>>
>> That boom length is about right for TWO elements, hardly for more than
>> two.
>>
>> Don
>> N8DE
>>
>
> The MonstIR is 3 full-sized elements on 40M on a 34' boom.  34' is WAY too

I had gone through their web page and only found the dipole addition to the 
other antennas.
Some where I must have missed the one that will go full size on 40 as more 
than a rotatable dipole.

Thanks for pointing me back in that direction.

73

Roger (K8RI)
> long for a two element 40M beam.  M2 uses a 19'7" boom for their 2 element
> beam and 29'7" for their three element beam.  Force 12 uses 18 to 24' 
> booms
> for their 2 element beams and 35'7" for their three element beam.  You 
> could
> certainly build a 3 element wide-spaced beam on a 42-48' boom if you 
> wanted
> another 2/3 db gain, but the MonstIR boom length is on par with the other
> commercial 3 element yagis.  And it is full-sized.
>
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