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Subject:
From:
John Miller <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Mon, 14 May 2012 22:19:08 -0400
Content-Type:
text/plain
Parts/Attachments:
text/plain (92 lines)
definitely check the connection at the battery, I have to wonder if maybe 
it's not as good as it could be, cleaning it might put it back as it was 
before.
----- Original Message ----- 
From: "Tom Behler" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, May 14, 2012 9:55 PM
Subject: Re: Getting rid of hash caused by battery charging unit in RV


>    Pat:
>
> The battery was just replaced last year, so really, should still be ok.
>
> It seems to hold a charge, although I haven't put a real load on it
> recently.
>
> Will try that when I go out there next.
>
> 73 from Tom Behler: Kb8TYJ
>
> ----- Original Message ----- 
> From: "Pat Byrne" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Monday, May 14, 2012 9:41 PM
> Subject: Re: Getting rid of hash caused by battery charging unit in RV
>
>
>> Perhaps the battery is aging?  Wouldn't it act as a huge capacitor
>> across the output of the charger and operhaps its capacity is
>> declining due to age; boy does that strike close to home!
>> Pat, K9JAUAt 08:09 PM 5/14/2012, you wrote:
>>>Tom,
>>>
>>>I haven't been on this list very long, however, I believe you have had
>>>this
>>>RV for a while.  If this is the case, is this the first time the noise 
>>>has
>>>appeared?  If so, what has changed?  Did you have the noise before?
>>>
>>>I know, a lot of questions.  Just trying to get the facts!
>>>
>>>73's
>>>
>>>Howard #3
>>>
>>>----- Original Message -----
>>>From: "Tom Behler" <[log in to unmask]>
>>>To: <[log in to unmask]>
>>>Sent: Monday, May 14, 2012 6:53 PM
>>>Subject: Getting rid of hash caused by battery charging unit in RV
>>>
>>>
>>> > Hi, all.
>>> >
>>> > I know we have discussed similar topics before, but I have an issue in
>>> > my
>>> > RV
>>> > that is now affecting my HF set-up big-time.
>>> >
>>> > Specifically, there is a built-in charging unit for the house battery
>>> > that
>>> > seems to be creating more and more interference on the HF frequencies.
>>> > The
>>> > interference occurs when the charger is in either the "use" or "store"
>>> > mode.
>>> > I know that the charger is causing the interference, since when I
>>> > switch
>>> > from "use" to "store
>>> > ", the interference goes away for a few minutes, until the charger
>>> > re-sets
>>> > itself, after which time, it gradually returns.
>>> >
>>> > When we unplug the RV from the electrical service at our camp site, 
>>> > the
>>> > interference disappears completely.
>>> >
>>> > As far as I know, since the charger is directly wired into the RV,
>>> > there
>>> > is
>>> > no way to turn it completely off.
>>> >
>>> > Does anyone have any simple remedies for me to try in order to get rid
>>> > of,
>>> > or at least lessen this interference.  It is so bad that it makes the
>>> > 40-meter band unusable, which is why I was not on Saturday's round
>>> > table.
>>> > 20 meters isn't much better either, which is rather discouraging.
>>> >
>>> > 73 from Tom Behler: KB8TYJ
>> 

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