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Subject:
From:
John Miller <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Sun, 17 Nov 2013 20:55:28 -0500
Content-Type:
text/plain
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text/plain (146 lines)
That totally depends on the monitor, I've come across both ways.
----- Original Message ----- 
From: "Pat Byrne" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Sunday, November 17, 2013 11:35 AM
Subject: Re: Annoying Interference Issue


> Tom,
> I believe when it is off, it is off.  But who knows!
> Good luck.
> Pat, K9JAUAt 10:19 AM 11/17/2013, you wrote:
>>Russ:
>>
>>That's what I do all the time here, but I wonder if keeping it plugged in 
>>to
>>AC power at least allows it to run in kind of a hybernation mode.
>>
>>That's why I'm going to see if anything changes when I totally unplug it
>>from AC power.
>>
>>Tom Behler: KB8TYJ
>>
>>----- Original Message -----
>>From: "Russ Kiehne" <[log in to unmask]>
>>To: <[log in to unmask]>
>>Sent: Sunday, November 17, 2013 10:07 AM
>>Subject: Re: Annoying Interference Issue
>>
>>
>> > Why not just leave the monitor off?
>> > I never turn on my monitor unless I need sighted assistance with my
>> > computer.
>> >
>> > -----Original Message-----
>> > From: Tom Behler
>> > Sent: Saturday, November 16, 2013 8:44 AM
>> > To: [log in to unmask]
>> > Subject: Re: Anoying Interference Issue
>> >
>> > Lloyd:
>> >
>> > What you are suggesting is in line with what Steve (KW3A) suggested
>> > earlier
>> > in this thread.
>> >
>> > I will first systematically dis-connect peripherals while leaving the 
>> > main
>> > desktop unit on, to see if any of them are the culprit.
>> >
>> > If the culprit happens to be the monitor, I have another one that I can
>> > put
>> > in its place if needed.
>> >
>> > Will probably be a project for later today or tomorrow, although we are
>> > going to be hosting a dinner for a few work colleagues later tomorrow
>> > afternoon here at the house, which I will have to help prepare for.
>> >
>> > I appreciate your suggestions very much.
>> >
>> > Tom Behler: KB8TYJ
>> >
>> > ----- Original Message -----
>> > From: "Lloyd Rasmussen" <[log in to unmask]>
>> > To: <[log in to unmask]>
>> > Sent: Friday, November 15, 2013 7:30 PM
>> > Subject: Re: Anoying Interference Issue
>> >
>> >
>> >> Power cord placement will probably not make much difference on higher 
>> >> HF
>> >> frequencies.  Is your monitor on when this happens?  If this is a
>> >> desktop,
>> >> what happens if you temporarily disconnect the keyboard, the mouse, 
>> >> the
>> >> ethernet cable, etc.?
>> >>
>> >>
>> >>
>> >> Lloyd Rasmussen, Kensington, MD
>> >> http://lras.home.sprynet.com
>> >> -----Original Message-----
>> >> From: Tom Behler
>> >> Sent: Friday, November 15, 2013 8:30 AM
>> >> To: [log in to unmask]
>> >> Subject: Anoying Interference Issue
>> >>
>> >> Hi, all.
>> >>
>> >> As I think many of you know, I am currently in the process of 
>> >> switching
>> >> to
>> >> a
>> >> Windows 7 PC as my main home computer.  I will be using the PC for 
>> >> both
>> >> professional and personal purposes here in my home office.
>> >>
>> >> My home office is also where I have my ham station set up, which does
>> >> have
>> >> its advantages if I need to take a little break and check out the 
>> >> bands
>> >> every once in a while.  (grin)
>> >>
>> >> Anyway, I have just noticed that when this new computer is running, it
>> >> places all sorts of little birdies across the HF bands, particularly 
>> >> the
>> >> higher HF bands like 10 and 15 meters.
>> >>
>> >> To me, this obviously means that the computer has a very 
>> >> poorly-designed
>> >> switching power supply.
>> >>
>> >> My question is what might I be able to do to minimize this 
>> >> interference?
>> >>
>> >> I have thought of switching the computer to another circuit in the 
>> >> house,
>> >> but that would involve running an extension cord into another room, 
>> >> which
>> >> could be a bit of a pain.
>> >>
>> >> If there is a fortunate side to this dilemma, it is that I am not 
>> >> going
>> >> to
>> >> be using the PC for ham radio applications such as logging, rig 
>> >> control,
>> >> and
>> >> the like.  Those functions are done via a separate Windows XP laptop 
>> >> that
>> >> I
>> >> have on my ham radio operating desk.
>> >>
>> >> Of course, the obvious low tech solution to this issue would simply be 
>> >> to
>> >> turn off the main PC whenever I am operating on the HF bands, and I 
>> >> may
>> >> have
>> >> to resort to that for now.
>> >>
>> >> If, though, there is something else I might want to try, please let me
>> >> know.
>> >>
>> >> Tom Behler: KB8TYJ
>> >>
>> > 

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