[SEDXC] '' K5D Band-plan ?''

[Jeff Clarke]

VA3PC           1855.0 K5D          asia only                         0837 
22 Feb


I thought this was a interesting spot.  Maybe the operator didn't know that 
JA's can't operate SSB on 160 meters.





----- Original Message ----- 
From: "Bill Coleman" <aa4lr at arrl.net>
To: <k4lms at bellsouth.net>
Cc: <sedxc at contesting.com>
Sent: Sunday, February 22, 2009 5:14 PM
Subject: Re: [SEDXC] '' K5D Band-plan ?''


>
> On Feb 17, 2009, at 9:30 PM, k4lms at bellsouth.net wrote:
>
>> Whoever designed K5D band-Plan put their 40 meter SSB calling freq.
>> as 7.084 mHz... ??? This frequency is in the MIDDLE of the RTTY
>> portion on 40 meters..??
>>
>> Can anyone explain this??
>
> Simple. While the Region 2 band-plan has this portion of 40m allocated
> for CW and Digital communications, most of Region 2 outside of the US
> uses 7050-7100 kHz for SSB communications. This is to be in harmony
> with the band-plans in place in Regions 1 and 3, which only allowed
> 7000-7100 kHz for the entire 40m band.
>
> Also, in Regions 1 and 3, there are a number of powerful (eg multi-MW)
> shortwave broadcast stations from 7100-7300 kHz. So, if K5D is to have
> any hope of working stations in Regions 1 and 3, they have to be
> somewhere where they can be heard (eg below 7100 kHz), plus they'll
> have to listen where stations in Regions 1 and 3 can transmit (eg
> below 7100 kHz).
>
> Of course, all this is about to change. At the end of this month, all
> of the shortwave broadcasters will have to move out of 7100-7200 kHz,
> as it becomes amateur exclusive in all regions then. With a 200 kHz
> worldwide band, I think you'll see more harmonization of use of the
> lower portion for CW and RTTY between Regions 1 & 3 and Region 2.
>
> Today, though, 40m is just too doggone small in Regions 1 & 3, with
> 100 kHz for EVERYTHING. RTTY in Regions 1 & 3 is typically below 7050
> kHz, much to the dismay of many 40m CW aficionados.
>
>
> Bill Coleman, AA4LR, PP-ASEL        Mail: aa4lr at arrl.net
> Quote: "Not within a thousand years will man ever fly!"
>             -- Wilbur Wright, 1901
>
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