[1000mp] Question to those using the INRAD Roofing filter
Blake Meinecke
n4gi at tampabay.rr.com
Thu Aug 19 21:51:25 EDT 2004
http://www.qth.com/inrad/roofing-filters.pdf
http://www.sherweng.com/presentation.html
Should bring you up to speed.
Had one in my rig for a few months now, I must say I agree with the
testimonials on the INRAD page.
I don't ever use the NB, we don't really have a furnace QRN problem here in
FL :-)
73,
Blake N4GI
----- Original Message -----
From: "William Diamond" <wjdiamond at sbcglobal.net>
To: "All about Yaesu 1000mp" <1000mp at mailman.qth.net>
Sent: Thursday, August 19, 2004 8:33 PM
Subject: RE: [1000mp] Question to those using the INRAD Roofing filter
> Could someone please tell me what a "roofing" filter is ?? I am not
> familiar with that term.
>
> I recently added two more Yaesu's to the collection, a brand new Mark V
200
> Watter and a mint FT1000D.
>
> These are fine rigs, and I will be doing a test of them vs. the Icom rigs
> soon.
>
> Thanks
>
> WILLIAM J. DIAMOND
> ROGERS, ARKANSAS USA
>
> HAM RADIO OPERATOR WRØT
> VISIT MY NEW RADIO ROOM REVISED 7-04, AT
> www.wjdiamond.com
>
> DIGITAL PHOTOGRAPHY SITE IS AT
> http://pages.sbcglobal.net/wjdiamond/index.html
>
>
> -----Original Message-----
> From: 1000mp-bounces at mailman.qth.net
> [mailto:1000mp-bounces at mailman.qth.net]On Behalf Of vision2000
> Sent: Thursday, August 19, 2004 5:30 PM
> To: All about Yaesu 1000mp
> Subject: Re: [1000mp] Question to those using the INRAD Roofing filter
>
>
>
> George,
>
> I am not an actual user of the roofing filter, but plan to get one when
they
> become available again around the end of September.
>
> I would encourage you to visit the inrad website at
>
> www.qth.com/inrad/roofing-filters.pdf .
>
> This document is a good explanation of what the filter aims to achieve and
> how it works etc. I think that's a good starting point.
>
> Hope that will help.
>
> 73's, Dean - 8P6SH
>
>
>
> ---------- Original Message -----------
> From: Gorsline <gorslin at pathcom.com>
> To: 1000mp at mailman.qth.net
> Sent: Thu, 19 Aug 2004 07:58:54 -0400
> Subject: [1000mp] Question to those using the INRAD Roofing filter
>
> > I use a Mark-V (with the INRAD hiss reduction mod) in a dense urban
> environment
> > where I often must use the noise blanker (streetlights, furnaces,
> > fish tanks..). The blanker adds its own crud to the signals and
> > reduces the ability to hear the weak ones (those below the strength
> > of the noise). Will the narrower bandwidth of the roofing filter
> > provide an improvement under these conditions?
> >
> > tnx 73, George VE3YV / K8HI
> >
> > _______________________________________________
> > 1000mp mailing list
> > 1000mp at mailman.qth.net
> > http://mailman.qth.net/mailman/listinfo/1000mp
> ------- End of Original Message -------
>
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