Hey Pat!
How do you assemble an antenna when the elements are not the size
listed on the diagram?? 42 pieces of utter confusion.
Read before commenting, please!!
Norm n3ykf
On Mon, Apr 13, 2015 at 8:37 AM, Patrick Greenlee
<patrick_g@windstream.net> wrote:
> I'm not a Yagi guru or an EZNEC modeler. Can someone tell me what 1/16 of an
> inch in element length means in performance parameters in the example below?
> I have done mostly wire antennas and 1/16 or 1/8 didn't seem to make much
> difference.
>
> Patrick NJ5G
>
>
> On 4/13/2015 7:10 AM, Lizeth Norman wrote:
>>
>> Bought a 432CP42UG from M2. Would you believe that of 21 pair of
>> elements, 14 PAIR were the wrong size? 13 pair were 1/16" off. 1 pair
>> was 1/8"
>>
>> Never, never again. 700$ waste.
>>
>> It took me 2 hours of puzzlement to discern the problem.
>>
>> The bad news is that they have NO WARRANTY WHATSOEVER!!! YOU BUY IT
>> IT'S YOUR BABY!!!!
>>
>> See here:
>>
>> https://www.flickr.com/photos/n3ykf/16913167247/
>>
>> Looking at the photos, the elements are lying on paper that shows that
>> the correct measurement as well as what should be the actual
>> measurement. The elements are all represented.
>>
>> The assembly diagram shows that 9 pair are 1/16" different from each
>> other.
>>
>> This screw up makes the wrong element the right size, as well as the
>> converse.
>>
>> Good news is that it's a match at 50 Ohms. What sort of pattern and
>> G/T is anyone's guess.
>>
>> BTW: There is another problem. Whoever designed the antenna is a liar.
>> He/she defines the antenna as rated for 100 MPH. The antenna boom is
>> secured to the cross boom (this is an antenna designed for an az/el
>> array) by a pair of #8 screws. When the hurricane comes (I live in
>> FL), common sense says the antenna is history. I will be happy to snap
>> pics of it streaming downwind of the tower. Who needs an engineering
>> degree to see this?
>>
>> FYI: Mike no longer works there. My experience with M2 customer
>> service has been abysmal. I have owned 4 of their antennas (18 year
>> time span). Still own 3. Have the receipts if some parasite of a
>> lawyer wants to see them.
>>
>> Ask me and I'll tell you the story about how Mike's wife was screaming
>> obscenities at me AND Mike at the same time, then she hung up. Was
>> something about the package being 1/3 of the weight I was billed for.
>> Rip off artist.
>>
>> Norman J McSweyn n3ykf
>> _______________________________________________
>>
>>
>>
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