[TenTec] NOISE - WAS: Troubleshooting Argonaut 505 with low output

Bry Carling bcarling at cfl.rr.com
Tue Feb 11 16:22:11 EST 2014

OOPS - the link to the light fixture photo should have been:


Never trust anyone over 30 years old!

Bry Carling AF4K

On 9 Feb 2014 at 22:47, Bry Carling wrote:

> Rick you are almost certainly right about the wall warts. That may
> be why some of us are 
> watching our S-meters dangle around S4 - S6 a lot of the time these
> days. It's annoying, 
> but that's the way it is. My house has a few wall wart PSUs running,
> and I think almost ALL 
> my neighbors do too. 
> I was tracking down a really bad S9 noise and it finally led me to a
> fancy Chinese made light  
> fixture in our kitchen. We bought it "on sale" a while back. It came
> from this expensive, 
> designer lighting store in Orlando. I turned that thing off in the
> kitchen and "boom boom - out 
> went the noise" in the ham station.  It dropped from S9+20 dB on
> some bands to S4. On 
> others it was not so bad, but that darn thing was a horrible
> transmitter. So much for 38 years 
> of bloody deregulation!
> If the XYL is cooking and turns it on I can't use 40m. the little
> power supply inside that thing is 
> going to get replaced. 
> Here is a picture of that light fixture in case anyone is
> interested. Yes, I know - we are crazy 
> artists and musicians at this house...
> http://www.af4k.com/imag/ham/lightfixture.jpg
> Oh, that earlier remark was a musical reference to a Little Walter
> song from the 1930s. Boom 
> boom, out go the lights. 
> https://www.youtube.com/watch?v=MIYPIX0lKSY
> 73 to all,
> Bry Carling, AF4K
> On 8 Feb 2014 at 8:15, Rick - DJ0IP / NJ0IP wrote:
> > there are very few clean wall warts.
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