This is going to be a nightmare, more like a downhill slalom course than a
band allocation
Has anyone a graphic of the band and beacon
allocations what shows where the gaps are ?
G..
--- In [email protected],
"Mike Dennison" <mike.dennison@...> wrote:
>
> Guard bands
for all 27 listed NDBs would present a problem as the MCW
> receivers
would be at least 2.5kHz wide. Fortunately, any
> interference from
amateurs is likely to be extremely local. Our small
> signal working is
likely to suffer more QRM =from= the NDBs than to
> them.
>
> Mike, G3XDV
> ==========
>
> > Twenty-seven
NDBs have been logged in Europe between 472-479kHz.
> > Twelve of
those have been logged from the UK.
> > The NDB database on the
Classaxe web site would provide detailed
> > information on
frequencies which should be avoided. It should be borne
> > in mind
that the NDBs use A2 mode with a mix of approx 400Hz and
> > 1020Hz
modulation, so there are a good number of specific slots to be
> >
wary of.
> >
> > http://www.classaxe.com/dx/ndb/reu/
>
>
> > Perhaps some consideration should be given to setting up
some form of
> > guard bands/frequencies in order to avoid any
problems with NDBs?
> >
> > 73s Tracey
G5VU
>
