Topband: BOG height

Harald Rester harryrester at gmx.de
Thu Aug 1 14:55:05 EDT 2019


Paul,

the higher the wire, the more output of the antenna, but all other
paramters changes as well. I can say definitely that a unidirectional
BOG with 270ft works ways better than a beverage with the same size (abt
Lambda/2 on 160m) My BOGs have the W7IUV Preamp, works fine.

73!

Am 01.08.2019 um 20:10 schrieb Paul Mclaren:
> Thanks so far, interesting that it doesn’t always work well for everyone.
> I am working on a compromise here so any result is a bit of a gain.
>
> Don’t worry I get the ON the ground part, just looking for practical advice
> does that mean insulation of the wire touching for the whole run or
> slightly above and at what point does it no longer be on the ground....1
> inch, 6 inches?   Does it the gain get sharper as the wire height changes?
>
>
> Regards
>
> Paul
>
> On Thu, 1 Aug 2019 at 19:01, Wes <wes_n7ws at triconet.org> wrote:
>
>> Doesn't "BOG" mean, Beverage On Ground?  If so, isn't the a nswer, "on the
>> ground"?
>>
>> Wes  N7WS
>>
>> On 8/1/2019 10:08 AM, Paul Mclaren wrote:
>>> Just a ‘simple’ question hopefully - How close to the ground should a BOG
>>> be for best/good performance?
>>>
>>> I am looking for any additional info that I can get to supplement what I
>>> have found online already so good on the balun, wire type and termination
>>> resistor.
>>>
>>> My single unterminated beverage I have at the moment was transformational
>>> compared to a Wellbrooke loop but the location it is in will soon be 80
>> new
>>> homes so time to look elsewhere.  Current plan is a small number (maybe
>>> three) BOG antennas switched by a remote relay but distance is limited to
>>> 200ft maximum in any direction.
>>>
>>> Plan is to use the BOGs for 160 but also 80,40 and maybe 30m.
>>>
>>> Regards
>>>
>>> Paul MM0ZBH
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