[RFI] TVI Question

David Cole dave at nk7z.net
Thu Apr 25 01:06:15 EDT 2013


I live almost next door to a ham friend, who will run a KW pretty
often...  He used to come in on my stereo...  Ferrite beads...  All
gone...  I added them to remove my own signal from the stereo...  :)
-- 
Thanks,
Dave
For Amateur Radio equipment reviews and setups see:
http://www.nk7z.net



On Wed, 2013-04-24 at 17:44 +0000, EDWARDS, EDDIE J wrote: 
> Wouldn't an illegal amplifier used out of the designed bands emit more RF trash than if it were being properly used within the bands it's designed to operate?  Of course, couple this with a susceptible device, and you get "Fireworks"!
> 
> Getting back to the original post, it seemed to indicate the audio rectification was very brief in duration. Is that right?  Almost like it was a mobile driving by the location of the TV/AV system.  That might make finding the source more difficult than normal.  Ferrites on all TV/audio lines (including all internal speakers) might fix it all up.
> 
> 73, de ed -K0iL
> 
> -----Original Message-----
> On 4/24/2013 9:28 AM, Gary Smith wrote:
> > Sounds like a case of just way too much power and no frequency control 
> > of it. 
> 
> NOT TRUE.  The problem is almost always poor design/construction of the 
> victim equipment.  Study my RFI tutorial, previously referenced.  The 
> CBer you described may have been running more than the 5W he was 
> authorized, but it is VERY unlikely he was running more than the 1.5kW 
> we are authorized, and hundreds of thousands of hams around the world 
> manage to run that sort of power with no issues if problems in victim 
> equipment are corrected.
> 
> 73, Jim K9YC
> 
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