Topband: Dogleg BOG antenna.

joe galicic at comcast.net
Mon Sep 24 04:55:39 EDT 2012


Max, 

I just installed a 350 foot BOG which makes several dog legs.  It is
very quiet and works well on 80 & 40 meters. On 160 it is good for noise
reduction but is not directional at all. 

I am now in the process of installing a HiZ Antenna's Hi-Z 2-3 phased
vertical array on my small .25 acre lot for 160-40. Very compact and
fairly low profile.  Three 18 foot verticals spaced 50 feet apart.

The best thing you can do for your inverted L is to get as much wire
(radials) in the ground as possible. Also try putting multiple ground
rods with proper spacing. 

Joe  

On Sat, 2012-09-22 at 15:59 +0100, Max Cotton wrote:
> I am going to try to place a BOG antenna in my local neighbourhood, as I don't have a 650+ foot garden I thought the most inconspicuous antenna would be a BOG, however I have to 'Dogleg' it, it has to run for 200 feet North, then 200 feet East and the remainder North again, I only have a maximum run of 700 feet. I will terminate it with a 200-470 Ohm (select test) resistor at the far end, I have to run this along a wooden fence line opposite a metal mesh fence about 10-15 feet away for the entire run, this is towards the East. The mesh fence is enclosing an industrial area with a footpath running around that enclosure. My intended BOG will be on the side of this footpath away from the metal fence. Maybe I am wasting my time, has anyone done anything like this, I do have a North/South 'Inverted L' antenna but it is not brilliant for TopBand as I can only ever hear UK and EU stations and normally not even those. I can base load the 'L' but that is not brilliant. Ground conducti
>  vity is good as I am about a mile away from a river and 3 miles from the sea, good for HF but maybe not so good for LF bands. Maybe just adding a few more topband radials to my 'L'  may work for the moment. Ideas on this anyone? QTH is South England.
> 73 Max 
> M0GHQ
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