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Re: [RFI] REQUEST FOR INFORMATION

To: rfi@contesting.com
Subject: Re: [RFI] REQUEST FOR INFORMATION
From: "Dave Cole (NK7Z)" <dave@nk7z.net>
Date: Sun, 1 Jul 2018 17:49:13 -0700
List-post: <mailto:rfi@contesting.com>
Dave,
Make the repair man replace, and tell him why... Let him know it is causing RFI. That puts the RFI issue out there, in front of the people that deal with this stuff...

It can not hurt, and it might help the next person down the road.

73s and thanks,
Dave
NK7Z
https://www.nk7z.net

On 07/01/2018 04:56 PM, David Eckhardt wrote:
The 40 uF section measured only 8 uF.  It was truly bad.  I'm going to open
up the AC unit, note the ratings, and take a trip to Granger in Fort
Collins.  Half the diameter certainly leads me to believe its Chinese with
compromised dielectric which may be breaking down.

With all the RFI in the world of today and being unable to wake up FCC,
I've tried my absolute best to keep it away from this house.  Something
like this just frosts my gonads!

Dave - WØLEV

On Sun, Jul 1, 2018 at 11:51 PM, James Jordan <k4qpl2@gmail.com> wrote:

If the only problem was a bad starting capacitor, my guess is you got a
defective capacitor that is arc'ing. Call the service man back to try
another one. If he just changed the capacitor because that is the usual
problem, the capacitor replacement may have unmasked another problem that
he didn't find,.

On Sun, Jul 1, 2018 at 7:37 PM, David Eckhardt <davearea51a@gmail.com>
wrote:

Generally air conditioners are pretty beneign.  However, ours quit and it
turned out to be the motor starting capacitor resulting in the compressor
not running.  The capacitor that replaced the original was roughly half
the
diameter of the original, but otherwise, ratings were the same.

Since the replacement, it is generating a horrible amount of spikey RFI
throughout HF.  ZZZzzzzzzit.......ZZzzzzzzit......ZZZzzzzit..... at
about a
2 Hz rate for each pair of ZZZzzzzit's.  Best I can do.  Has anyone
experienced this?  Has China found a nasty RFI generator to replace a
lowly
motor starting capacitor?

--

*Dave - WØLEV*
*Just Let Darwin Work*
*Just Think*
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