Topband: Length of Beverages

Carl km1h at jeremy.mv.com
Sun Jul 27 09:05:00 EDT 2014


At a prior home I had a couple of 1200-1500' that heard quite well to the NE 
and SE on the real long haul DX. When I extended the 1200 to 2200' it became 
a real dog.

Here Ive been content with 500-750' and concentrated more on F/R 
attenuation. Even so being in NH Ive rarely had lightning static problems to 
the SW thru NW after midnight even with the the broader front lobe.

A 150' run of 5 Slinkys due East was an exceptionately quiet antenna that 
accounted for several new countries in the Mid East and beyond and was quite 
directional due to the high velocity factor making it appear to be much 
longer. It is not an antenna for high conductivity soils but fine for my 
granite ledge just below the surface. The steel coils also rusted away after 
18 months and after 3 replacements I quit using; painting would have helped 
Im sure.

Carl
KM1H




----- Original Message ----- 
From: "Richard (Rick) Karlquist" <richard at karlquist.com>
To: "Mike Waters" <mikewate at gmail.com>; "topband" <topband at contesting.com>
Sent: Saturday, July 26, 2014 11:13 PM
Subject: Re: Topband: Length of Beverages


>
>
> On 7/26/2014 2:32 PM, Mike Waters wrote:
>
>> On my bucket list is a system for remotely changing the lengths of my two
>> 2-wire Beverages between 580 and ~800 feet long.
>>
>>
>
> I actually tried this and discovered that any wire beyond
> 400 feet made no difference whatsoever.  This is because
> I am on high conductivity ground.  YMMV.
>
> Rick N6RK
> _________________
> Topband Reflector Archives - http://www.contesting.com/_topband
>
>
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