I'm thinking this listserv does not accept attachments. Send it to him
privately.
Joe - W7RKN
-----Original Message-----
From: RFI [mailto:rfi-bounces@contesting.com] On Behalf Of David Eckhardt
Sent: Saturday, November 23, 2019 4:26 PM
To: Dave Cole
Cc: Rfi List
Subject: Re: [RFI] FCC Complaint Filing
Dave, here 'should' be a PDF copy. See attachment.
Dave - WØLEV
On Sun, Nov 24, 2019 at 12:25 AM Dave Cole <dave@nk7z.net> wrote:
> Thanks Dave,
> I suspect the list flushes word documents, as they can be used to vector
> virus attacks. I manage a few lists, and all of them are set to flush
> virus vectors. I do allow pdf files. I am not sure if the list allows
> pdfs...
>
> In any case, THANK YOU!
>
> 73, and thanks,
> Dave (NK7Z)
> https://www.nk7z.net
> ARRL Volunteer Examiner
> ARRL Technical Specialist
> ARRL Asst. Director, NW Division, Technical Resources
>
> On 11/23/19 4:20 PM, David Eckhardt wrote:
> > I put them in a Word document. Don't know why they weren't attached.
> > Here you are - see attachment.
> >
> > Dave - WØLEV
> >
> > On Sat, Nov 23, 2019 at 11:56 PM Dave Cole <dave@nk7z.net
> > <mailto:dave@nk7z.net>> wrote:
> >
> > Dave,
> > The slides were not attached, can you send them directly to me
> > please, I
> > would like to see your presentation.
> >
> > 73, and thanks,
> > Dave (NK7Z)
> > https://www.nk7z.net
> > ARRL Volunteer Examiner
> > ARRL Technical Specialist
> > ARRL Asst. Director, NW Division, Technical Resources
> >
> > On 11/23/19 3:27 PM, David Eckhardt wrote:
> > > Quate:
> > > "cable shields are improperly terminated to the
> > circuit board
> > > rather than to the shielding enclosure."
> > >
> > > This is the NUMBER ONE error the latest crop of designers make.
> > The best
> > > way to violate the Faraday Cage they believe they have (had). In
> > so doing,
> > > THEY'VE VIOLATED MR. FARADAY ! ! !
> > >
> > > If the neighbor is causing interference, it is radiated from the
> > neighbor's
> > > house wiring into the ham's antenna. This is especially true if
> the
> > > source is blocks away. However, within the house, yes, the
> > problem is
> > > conducted 'emissions'. Attached are thre slides I did for a
> > course I once
> > > offered. Have a look at the enclosure.
> > >
> > > Dave - WØLEV
> > >
> > > On Sat, Nov 23, 2019 at 7:13 PM Jim Brown
> > <jim@audiosystemsgroup.com <mailto:jim@audiosystemsgroup.com>>
> wrote:
> > >
> > >> On 11/23/2019 9:18 AM, David Eckhardt wrote:
> > >>> Radiated emissions (typically what causes hams interference) is
> > regulated
> > >>> and levels specified only at and above 30 MHz. Below 30 MHz,
> > 150 kHz
> > >>> through 29.99999.... MHz, conducted energy is specified and
> > measured.
> > >>
> > >> This is NOT correct. CONDUCTED emissions are the primary cause
> > of RFI at
> > >> all frequencies, but especially below 30 MHz, through a
> > mechanism first
> > >> identified in the world of pro audio as "The Pin One Problem,"
> > whereby
> > >> cable shields are improperly terminated to the circuit board
> > rather than
> > >> to the shielding enclosure. The same error is also quite common
> > with the
> > >> Green Wire for power wiring.
> > >>
> > >> Detail on this at k9yc.com/publish.htm <
> http://k9yc.com/publish.htm>
> > >>
> > >> 73, Jim K9YC
> > >> _______________________________________________
> > >> RFI mailing list
> > >> RFI@contesting.com <mailto:RFI@contesting.com>
> > >> http://lists.contesting.com/mailman/listinfo/rfi
> > >>
> > >
> > >
> > _______________________________________________
> > RFI mailing list
> > RFI@contesting.com <mailto:RFI@contesting.com>
> > http://lists.contesting.com/mailman/listinfo/rfi
> >
> >
> >
> > --
> > *Dave - WØLEV
> > *
> > */Just Let Darwin Work/*
> > */Just Think/*
>
--
*Dave - WØLEV*
*Just Let Darwin Work*
*Just Think*
_______________________________________________
RFI mailing list
RFI@contesting.com
http://lists.contesting.com/mailman/listinfo/rfi
_______________________________________________
RFI mailing list
RFI@contesting.com
http://lists.contesting.com/mailman/listinfo/rfi
|