Topband: Last night on 160

David Olean k1whs at metrocast.net
Thu Mar 26 11:42:50 EDT 2020


Hello 160 ops,

I tried a telephone call to all the numbers for CKTB, but there is no 
way to leave a messagee unless you know the name of someone there on the 
directory list. There is no receptionist to answer the phone during the 
day. I left my second e mail with contact information, but have yet to 
get any response. I'll try the FCC if I do not hear from them in a day 
or two.

Dave  K1WHS

On 3/26/2020 2:07 PM, Don Kirk wrote:
> Hi Dave and gang,
>
> Here is a link to a youtube video from last nights reception of the 
> 610 KHz AM broadcast station in Canada that was causing RFI on 1.830 
> KHz. https://youtu.be/SeL4TcnkWN8
>
> I have now encountered this interference 3 nights this week, always 
> around 10:30 PM EDT (0230 UTC).  I will also try contacting this 
> station to file a complaint as my recording provides enough evidence 
> that it's indeed CKTB (recorded the announcers name and their 
> frequency, etc.).  This station is 413 miles from my location.
>
> 73,
> Don (wd8dsb)
>
>
>
> On Wed, Mar 25, 2020 at 10:44 PM David Olean <k1whs at metrocast.net 
> <mailto:k1whs at metrocast.net>> wrote:
>
>     That is good. I will see what happens when I call them. I suspect
>     they will do nothing as there is probably no engineer on staff.  
>     A  VE3 ham told me that this station is notorious in that area!
>
>     Thanks again
>
>     Dave K1WHS
>
>     On 3/26/2020 2:39 AM, Don Kirk wrote:
>>     Hi Dave,
>>
>>     I’m copying phone station again on 1830.0 KHz and tonight the
>>     audio is good copy (not distorted tonight).  Station
>>     advertisements are Canadian and they did say they are on 610. 
>>     Time once again is 10:30 EDT 0230 UTC, and I once again recorded it.
>>
>>     Don (wd8dsb)
>>
>>     On Mon, Mar 23, 2020 at 10:33 PM Don Kirk <wd8dsb at gmail.com
>>     <mailto:wd8dsb at gmail.com>> wrote:
>>
>>         Hi Dave,
>>
>>         I’m hearing bursts of distorted audio right now on 1830.0 KHZ
>>         (it comes and goes).  Bursts peak about 10db over my noise floor.
>>
>>         I’m hearing it on my pennant pointing 40 degrees from near
>>         Indianapolis (02:30UTC).
>>
>>         Don
>>
>>         On Sat, Mar 21, 2020 at 6:43 PM David Olean
>>         <k1whs at metrocast.net <mailto:k1whs at metrocast.net>> wrote:
>>
>>             I turned on my 160 meter radio around 0100 UT on the
>>             21st, and was
>>             greeted by a huge level of noise on 1830. It wasn't too
>>             long before I
>>             realized that I was listening to an AM BC station. Audio
>>             was distorted,
>>             but I could copy the ads and they all referred to Buffalo
>>             and St.
>>             Catherines, Canada.  They finally identified as CKTB AM
>>             610, so I was
>>             hearing the third harmonic and it was over S9 on my west
>>             and NW
>>             beverages! It also was cutting in and out, no doubt from
>>             the high winds
>>             near Toronto.
>>
>>             I tuned it in on my BC band aircraft receiver and the 
>>             main signal on
>>             610 kHz was loud, but being interfered with by other
>>             stations on that
>>             frequency. It was not a bodacious signal by any means, so
>>             I do not
>>             suspect a problem in my back yard. There are plenty of
>>             louder stations
>>             that I did not hear. Being a third harmonic, the signal
>>             was wide at 1830
>>             and quite distorted. It covered 20 to 30 kHz of
>>             bandwidth.  I e mailed
>>             the station but have heard nothing back. I tried calling
>>             but the offices
>>             were closed when I called last night.  Did anyone else
>>             hear this?
>>
>>             Dave K1WHS
>>
>>
>>             _________________
>>             Searchable Archives: http://www.contesting.com/_topband -
>>             Topband Reflector
>>


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