[50mhz] Antennas

Ken Kaplan kbkaplan at mchsi.com
Thu Jun 18 18:33:36 EDT 2009


Jim,

I have a pair of stacked square loops spaced 9 ft apart and properly 
phased.  I also have an M2 6M5X 5 element yagi at about the same 
height.  I use a Flex 5000A with dual receivers so I can see the exact 
signal strength from both antennas simultaneously on the calibrated 
spectrum display  The purpose of this setup is so I can see signals 
coming from directions other than where the yagi is pointed.  I can tell 
you there is a very real and significant difference in signal strength - 
often 20 dB or more - between what the yagi is pointed at and what the 
loops can hear.  I have a similar setup for 2 meters and see the same 
results.   You would be much better off even with a small 3 element yagi 
on a lightweight TV rotator if at all possible.

73,

Ken N0GZ


Jim Kunowsky wrote:
> Hi guys,
>
> I am a relative newby to six meters starting last summer with an Arrow ground plane antenna.  I know, not ideal, but it was a cheap way to get on six.  I want to upgrade to something horizontal but a beam I think maybe out of the question for now.  So I was wondering how many of you are using loops.  I am thinking of either the Par or the M2...any comments?
>
> 73,
> Jim / FM17
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