Steve,
Then it's a pretty good bet that the amp is clean. Just make sure you have
a good ground.
Steve
----- Original Message -----
From: "Steve Forst" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, March 12, 2008 12:13
Subject: Re: Windom plus QRO equals RFI?
> Steve,
>
> Yeah, I agree with what you say. And as John mentioned, the best way to
> find out is to put it up and see what happens. What I've picked up third
> hand over the years is that the Windom, being off center fed, is more
> prone
> to feedline radiation and that a line isolator can reduce this problem.
>
>
>
> I've been running a solid state amp (750 w pep max) for 2 and a half
> months
> with no problems in the shack, the house, and no complaints from the
> neighbors. So I think the station is clean and the grounding is good.
>
> When the weather gets a little nicer and 160 gets to noisy, I'll try the
> windom and see what happens.
>
> 73, Steve KW3A h
>
>
> ----- Original Message -----
> From: "Steve Dresser" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Wednesday, March 12, 2008 11:05 AM
> Subject: Re: Windom plus QRO equals RFI?
>
>
>> Steve,
>>
>> I wouldn't automatically blame the antenna for the RFI. An improperly
>> tuned
>> or improperly grounded amplifier could also cause the problem. It's also
>> possible that the equipment receiving the RFI might be poorly shielded,
>> poorly grounded, or all of the above. RFI can be difficult to track
>> down,
>> and it's all too easy to blame it on the wrong thing.
>>
>> Steve
>>
>> ----- Original Message -----
>> From: "steve" <[log in to unmask]>
>> To: <[log in to unmask]>
>> Sent: Wednesday, March 12, 2008 09:42
>> Subject: Windom plus QRO equals RFI?
>>
>>
>>> Anyone used a Windom antenna running high power? I've heard third
>>> hand
>>> stories that claim this combo causes RFI problems.
>>>
>>> Last spring I dropped my 160/80/40 shortened dipole and replaced it
>>> with
>>> a
>>> 80-10 meter Windom. While I lost 160, I picked up a few more resonant
>>> bands
>>> and much greater bandwidth on 80. No problems with 100 watts.
>>>
>>> I put the 160/80/40 dipole back up in the fall to get back on 160 this
>>> winter. I'm thinking about doing the antenna swap again this spring,
>>> but
>>> now am running a mid power amp and wonder if the RFI stories are true.
>>> Any
>>> ideas?
>>>
>>> Steve KW3A
>>>
>>>
>>>
>>>
>>
>>
>>
>
>
>
>
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