Where do you live? We could try 40 some time.
73
Butch
WA0VJR
Node 3148
Wallace, ks.
On Thu, 31 Jul 2014, Mark
wrote:
> Hi Butch,
>
> Well, I do have some good news. I was thinking of the quarter wave formula,
> like you said, because each leg of the Dipole is a quarter wave. However,
> after sending the Email I kept at tuning the antenna and now I have a
> section of 75 meters that is at 1.4 to 1, and the top end of 40 meters is at
> 1 to 1. I'm smiling.
>
> I have been getting 59s and 58s this afternoon on 40 meters. This even with
> the bad band conditions. I am one happy person.
>
> God bless,
> Mark WZ0K
>
> -----Original Message-----
> From: For blind ham radio operators [mailto:[log in to unmask]]
> On Behalf Of Butch Bussen
> Sent: Thursday, July 31, 2014 6:11 PM
> To: [log in to unmask]
> Subject: Re: Changing Quarter wave formula to match Height above ground
>
> What kind of antenna, a dipole? This is for a quarter wave, but of
> course, that would be a quarter wave each side of center on a dipole.
> Heighth above ground really won't change the formula, I usually cut a
> little long just in case. Ground conductivity, surounding objects and
> all of that effecdt the tuning of an antenna.
> 73
> Butch
> WA0VJR
> Node 3148
> Wallace, ks.
>
>
> On Thu, 31 Jul 2014, Mark
> wrote:
>
>> Hi
>>
>> My understanding is that the standard formula 234 divided by the frequency
>> in MHz is for a quarter wave mounted a half wave above ground. Will I need
>> to make the antenna longer or shorter as it gets closer to ground? To be
>> honest my antenna is about a 1/6 wave above ground. I am thrilled to get
> it
>> that high. It was laying directly on earth for about a week. Smile.
>>
>> God bless,
>> Mark
>>
>>
>
>
|