[TenTec] Orion II NR with 2.031

[Henrik]

Hi Doug,

They are going to be installed today. 

I suppose I will make it auto.

Should work best I guess.

Henrik

-----Oprindelig meddelelse-----
Fra: tentec-bounces at contesting.com
[mailto:tentec-bounces at contesting.com] På vegne af Douglas Shock
Sendt: 7. marts 2006 01:26
Til: Discussion of Ten-Tec Equipment
Emne: Re: [TenTec] Orion II NR with 2.031

Henrick,
Any chance you have the 600 and 300 hz roofing filters installed? And if
so
is your filter selection auto?


On 3/6/06, Henrik Weiss <oz1ing at mail.dk> wrote:
>
> And you dont have any distortion on signals ?
>
> Cause I am.
>
> 73 - Henrik
> OZ1ING
>
>
> Douglas Shock <douglas.shock at gmail.com> wrote:
> > Well, I have spent the last 4 hours working with release
> > 2.031 and my
> > impressions are far different of the NR capability than when
> > it first came
> > out.
> >
> >
> >
> > My receive antenna is a rain gutter. The band of choice for
> > week signals
> > today is 40m.  I have several CW signals in the noise floor
> > so NR is very
> > important.
> >
> >
> >
> > My observations are that it actually works very
> > well...however there is
> > little to no room for error on extracting the weak signal
> > from the noise
> > floor. So you better be sure the sig is zero-beat to your
> > passband or forget
> > it.  I found that 4 works for most of the cases but not all
> > the time. I also
> > found that it seems to work better when the BW is as narrow
> > as possible.
> >
> >
> >
> > Once engaged, the noise floor drops immediately...very nice.
> > On loud
> > signals, s3 or better, the NR actually enhances the
> > signal...very nice copy
> > indeed.
> >
> >
> >
> > So overall...the TX audio reports have been exceptional
> > while running the
> > Heil FR-40 via the W2IHY 8 band EQ once I made the correct
> > adjustments to
> > compensate for undocumented changes.
> >
> >
> >
> > NR actually does work once you figure out how to dial it
> > in...This dialing
> > it in does appear to have changed since 2.030. Not sure why
> > but needless to
> > say...it still works and even better. Going back and forth
> > from 2.030 and
> > 2.031, the noise floor levels drop significantly on 2.031
> > when compared to
> > 2.030. Not absolute yet but TenTec is certainly back in the
> > right direction.
> >
> >
> >
> >
> > I wish my observations could be more scientific with scopes
> > and analyzers
> > but it is what it is...my observation.
> >
> >
> >
> >
> >
> >
> >
> > Catch yea on the air!
> >
> >
> >
> > Doug / K0ZU
> > _______________________________________________
> > TenTec mailing list
> > TenTec at contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
>
> _______________________________________________
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