[aprssig] 144.39 mhz signal from my SONY 42" HDTV
Dave at emv.co.uk
Wed Sep 10 04:07:04 CDT 2008
Is it a "Clean" signal, or is it modulated in someway, if so, with what?
Mains buzz, or video content related buzz?
If you think that's bad on VHF...
Try using a HF reciever in the same room (or house) that has one!....
> -----Original Message-----
> From: Kent Hufford [mailto:khufford at atlanticbb.net]
> Sent: 09 September 2008 20:33
> To: 'TAPR APRS Mailing List'
> Cc: michaelnewland at bellsouth.net; K8MLM at aol.com
> Subject: [aprssig] 144.39 mhz signal from my SONY 42" HDTV
> When our 42" SONY HDTV is on, it puts out a signal on 144.39
> so strong that two rooms away, I get a S7 signal on my 2m
> APRS ICOM 229 radio.
> Swept the TV with my D7. Signal is all over the TV, back,
> front, makes no difference.
> The TV is hooked to a cable box. The cable box can stay on,
> and not receive the interference on the APRS freq. It's only
> when the TV is on, that I get the interference.
> I have tried different channels, different "formats" HD and
> Analog, etc, only way to stop the interference so far is turn
> the TV OFF.
> I have it plugged into a APC 500 UPS. I plug it into a wall
> socket, makes no difference.
> I had the same setup before we moved 3 months ago, and no
> Ideas? Other than give up TV or APRS... Or a new TV?
> khufford at atlanticbb.net
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