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Re: [TowerTalk] Ask the experts

Subject: Re: [TowerTalk] Ask the experts
From: "Dick, W1KSZ" <w1ksz@earthlink.net>
Date: Sun, 08 Jul 2007 17:33:20 -0400
List-post: <mailto:towertalk@contesting.com>
Another enlightened list member heard from. Too bad
his mouth is bigger than his brain.

73, Dick, W1KSZ

Jim Brown wrote:
>> This "Mosley Bashing" has finally hit my button !!
>> I have  a PRO-57A and am very satisfied with it. It
>> is my understanding that  subsequent models were
>> "improved". I have not seen any published data  from
>> verifiable sources except those peddling their
>> "comparisons" which  I don't intend to pay for.
> 
> And YOU have hit mine!!! 
> 
> Do you have a clue about how much work it takes to obtain ACCURATE 
> data on the performance of an antenna?  To measure the gain, you 
> must build the antenna, get it up in the air on a substantial 
> tower and rotor in some test range where there is nothing to 
> seriously distort the data, make sure that it is properly tuned, 
> drive it with a transmitter, and MEASURE the field strength at 
> some distance that is representative of its far field pattern. To 
> measure the pattern, you must repeat those measurements every 5-10 
> degrees. 4-5 guys could easily work a full day to do that if the 
> transmitting and receiving towers were already there and nothing 
> went wrong. It could easily take twice that time if Mr Murphy came 
> to call. 
> 
> To measure another antenna, you must take the first one down, put 
> the new one up, and repeat that process. And, of course, you must 
> have purchased or borrowed the antenna in the first place. And 
> even if it was borrowed or donated, you still must spend the time 
> and money to unpack, handle, repack, and return it. 
> 
> Those "peddling their comparisons" have HUNDREDS  of man hours and 
> a significant dollar investment in those measurements, and YOU are 
> either too stupid or too cheap to contribute to their work. You 
> clearly don't deserve to benefit from it. 
> 
> 73,
> 
> Jim Brown K9YC
> 
> 
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> 
> 
> 
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> 

-- 
73, Dick, W1KSZ
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