[Elecraft] Plasma TV Noise any ideas on how to filter it out.

Steve Ellington n4lq at carolina.rr.com
Sun Nov 28 23:02:47 EST 2010


Glad to hear it helped. I could have used one tonight on 80m!
Plasma TVs are unique. The gas pixels are triggered by high voltage. This 
means there are thousands of conductors, high voltage and high current right 
on the screen. This makes a very nice transmitter that can broadcast for 
blocks.
We should get the word out about these somehow. Plasma TVs have many 
disadvantages over the LCD types including about 50% more power consumption, 
shorter life, screen burn-in problems, weigh more, produce a huge amount of 
heat, higher electric bills etc. Newer LCD/LED models are just as good now 
but they still offer plasma TVs in the stores.
OH....I've seen a few post about concerns about XRAY radiation from plasma 
TVs. maybe health concerns would encourage folks to avoid them?

Steve N4LQ

----- Original Message ----- 
From: <goldtr8 at charter.net>
Cc: <elecraft at mailman.qth.net>
Sent: Sunday, November 28, 2010 8:44 PM
Subject: Re: [Elecraft] Plasma TV Noise any ideas on how to filter it out.


> Update on my Plasma TV noise.
>
> I drove thru Cleveland yesterday and purchased a timewave ANC-4 and set
> it uptoday.
>
> Is it perfect?  No
>
> Does it work? Yes, it does enough nulling of the noise that I can use
> the K3 with my TV on.  It makes a significant difference in my receive.
>
> It would be interesting to also try a MFJ 1026 but I went this way
> instead.
>
> Thanks
> KD8NNU
> Don
>
>
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