Re: [TenTec] Inrad Roofing Filters for Omni VI

[Alan Sewell <alan.n5na@gmail.com>]

Some info about the Inrad roofing filter mod as well as K1FK's 
instructions for using the PROC button to activate the filter is located 
at http://www.tentecwiki.org/doku.php?id=563inrad .
73,

Alan  N5NA

http://www.tentecwiki.org



Fraser Robertson wrote:
> I wired our club's Omni6+ so that the CW roofing filter is activated by the 
> Processor button, (but only when CW mode is selected).  Therefore all filter 
> selctions remain possible.
> I'll dig out the info and email it if anyone is interested.
>
> 73 Fraser G4BJM
>
>
>   
> > From: Merv Schweigert <k9fd@flex.com>
> > Reply-To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
> > To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
> > Subject: Re: [TenTec] Inrad Roofing Filters for Omni VI
> > Date: Thu, 14 Jun 2007 08:09:27 -1000
> >
> > Clark, appreciate hearing you results, do you engage it with
> > just N1 or N2 or with both?
> > Currently just have a 500 in the N2 slot,  90 percent of my
> > operating is weak signal, usually low band 160/80 and dealing
> > with noise etc.   No local QRM out here, not other hams on the
> > island active.  So thats not my problem..
> > My only problem with the omni 6 upgrade 3 is all the birdies that
> > bug listening to weak signals,  perhaps it just this radio.  May
> > look for a omni 6 plus as hear they are better in the birdie dept.
> > 73 Merv K9FD/KH6
> >
> >     
> > > Subject to what Terry said from his QTH - I find the 600 Hz (lower
> > > center freq.) roofing filter to be very helpful in heavy QRM and noise
> > > situations for my ears.  It helps the audio DSP to engage better when
> > > the signal is just next to the noise for my ears, I really can hear the
> > > difference.  I mostly deal with noise and digging down to try to hear a
> > > weak one, not big time QRM.  However, when there is big time QRM right
> > > nearby, and I mean right nearby, I use the roofing filter and the other
> > > two filter options and can really clean the signal up.  I am a
> > > believer.
> > > Clark
> > >
> > > On Jun 14, 2007, at 8:52 AM, PaulKB8N@aol.com wrote:
> > >
> > >
> > >
> > >       
> > > > I only see a couple of entries in the eHam reviews for the Inrad
> > > > roofing
> > > > filters for the Omni VI.  I'm considering getting the CW version and
> > > > would
> > > > appreciate any comments on the performance enhancement that these
> > > > filters  provide.
> > > >
> > > >
> > > >         
> > > Clark Savage Turner, J.D., Ph.D.
> > > WA3JPG
> > > Professor of Computer Science
> > > Cal Poly State University
> > > San Luis Obispo, CA. 93407
> > >
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> > >
> > >
> > >
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