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Re: [RFI] 160m-5mhz noise?

To: Sam Morgan <k5oai.sam@gmail.com>
Subject: Re: [RFI] 160m-5mhz noise?
From: Rich <wd3c@aol.com>
Date: Sun, 08 Nov 2009 21:07:38 -0500
List-post: <rfi@contesting.com">mailto:rfi@contesting.com>
Sam,

Sam,

Sound more like data. Any BPL around ?

Take a listen to some of the sound clips at the bottom of this link.

http://reast.asn.au/vk7bplwatch.php

Sam Morgan wrote:
> Rich wrote:
>   
>> If you can hear it on 160  you should be  able to use a portable AM 
>> radio with
>> the built in loop stick antenna.
>>
>>     
> update:
> this morning I went the other way, down in frequency to 1.700mhz
> at 1.700mhz and the frequency's below that are clear
>
> I found the lowest point that the noise starts is 1.705mhz
> it starts abruptly and immediately at 1.705mhz
> it's not there on 1.700mhz
> but is S9+30 at 1.705mhz
>
> here is a clip of one place where I found a cyclic noise on 1.736.74 using LSB
> http://pages.suddenlink.net/k5oai/audio/1736noise.mp3
>
> here is a clip of me tuning across the 1.700mhz - 1.705mhz point
> I was listening using AM. there is a weak station at the 1st
> when I was on 1.700mhz.
> I went from 1700 through 1705, then back down to 1700
> and then back and forth across the 1705 point it popped up.
> http://pages.suddenlink.net/k5oai/audio/1705noise.mp3
>
> by about 1.776 it is starting to sound like my elevated noise floor
> goes all the way up to 5.0mhz with S9 to S9+10 on LSB
> by 6.0mhz it is gone and I have my normal S3-4-5 noise floor
>
>   
>> Sam Morgan wrote:
>>     
>>> About 4-5 days ago I started noticing my noise floor on 160m,
>>> which had been around 4-5, is now running S9 to S9+10.
>>> I did see it stop for a couple of hours on the 2nd day,
>>> but now it's steady all day 24/7.
>>>
>>> This is listening either on a vertical or dipole.
>>> It has no distinctive sound, like an arc might have.
>>> It just sounds like my atmospheric noise floor
>>> had a volume control and has been turned up.
>>>
>>> I found out to day it goes all the way up to about 5mhz.
>>>
>>> 5.00mhz is S9
>>> 5.25mhz is S8
>>> 5.50mhz is S6
>>> 6.00mhz is S5
>>> 7.00mhz is S4
>>> 8.00mhz is S3
>>> S3 all the way to 30mhz
>>>       
>
>
>   
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