[amsat-bb] Re: satellite antenna photos oa4o

Mike Seguin N1JEZ n1jez at burlingtontelecom.net
Fri Dec 7 05:43:52 PST 2012

I looked at the photos one last time. I think the 70 cm antenna is a KLM 
based on the number of elements. Cushcraft is 38 elements and KLM is 40.

Mike, N1JEZ
AMSAT 29649
"A closed mouth gathers no feet"

----- Original Message ----- 
From: "Mike Seguin N1JEZ" <n1jez at burlingtontelecom.net>
Sent: Friday, December 07, 2012 7:54 AM
Subject: Re: satellite antenna photos oa4o

> Hi John,
> The 70 cm antenna could be Cushcraft, but I think the 2M is KLM because of 
> the configuration of driven elements. Folded dipole vs T match.
> Mike
> ----- Original Message ----- 
> From: "John / NS1Z" <ns1zjohn at gmail.com>
> Subject: [amsat-bb] Re: satellite antenna photos oa4o
>>I have a set of older Cushcraft antennas that meet that criteria: 738XB 
>>and 22XB. Both have polarity switching but the 435 ant has the box on the 
>>rear. I have manuals for both.
>> -----Original Message----- 
>> From: Bill Booth
>> Subject: [amsat-bb] Re: satellite antenna photos oa4o
>>> 2M looks like a KLM 22c with polarity switcher
>>> 70 cm looks like a KLM 40cx with polarity switcher
>>> 1.2 G looks like a Tonna (F9FT?) http://www.f9ft.com/indexe.html
>> I agree with Mike, N1JEZ.  The KLM's were the only one with the big box 
>> polarity
>> switcher on the end of the 440 boom.  The 144 unit was not covered but an 
>> open
>> circuit board with lots of exposed phasing wires.
>> In fact looks exactly like mine except mine have the F9FT in the middle 
>> of the
>> boom.  If you need copies of the  KLM manuals let me know .....

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