[AMRadio] Part 15 Devices


Bob Macklin macklinbob at msn.com
Sun Dec 2 15:48:03 EST 2007


I have haerd that the new flat screen TVs are the worst offeners. The FCC's
solution is to have the owner of the device stop using it.

Have you tried reading Part 15?

Bob Macklin
K5MYJ
Seattle, Wa,
"Real Radios Glow in the Dark"
----- Original Message ----- 
From: "Jim Wilhite" <w5jo at brightok.net>
To: "Discussion of AM Radio in the Amateur Service"
<amradio at mailman.qth.net>
Sent: Sunday, December 02, 2007 12:35 PM
Subject: Re: [AMRadio] Part 15 Devices


> Well guys I put snap beads around the power cord (about 6 of them as I
> recall) and still hear it on several frequencies in the 75 meter band.
> It radiates as much as 50 ft. away and I don't think they should have
> that much.
>
> On top of that, the frequencies move when the state changes from off to
> on.  Like all of you my house if full of these devices.  My HP computer
> doesn't do this, my Canon multi-purpose printer doesn't do this, none of
> the kitchen appliances do it, the DVD player doesn't and neither does my
> electronic thermostat.  All of which I can take a portable receiver and
> go near and hear them on the same frequencies with the TV unplugged.
>
> One leg of my 75 meter antenna is about 50 ft. away and the TV causes
> spurs that can be heard that far away.  I know it isn't the satellite
> box and not the answering machine adjacent to it.  Everything clears
> when I unplug the TV.  It is the first TV I have ever had that radiates
> this much.
>
> Jim/W5JO
>
>
>
>
> > How do you know it is out of compliance? There are measured radiation
> > limits. Every one of the new entertainment devises that has a remote
> > controller have a microprocessor that runs all the time unless the
> > device is
> > unpluged. You can get radiation off the cables. unplug all the cables
> > and
> > see what you get.
>
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