[TenTec] Omni VI roofing filter JPG

NJ0IP Rick at DJ0IP.de
Tue Jan 11 12:49:30 EST 2005


Surely it works in parallel with whatever filter is in N1 or N2 and doesn't
waste a slot.  And if you want it always on, a simple diode should do the
trick.

73
Rick

-----Original Message-----
From: tentec-bounces at contesting.com [mailto:tentec-bounces at contesting.com]
On Behalf Of Jeff Kelly
Sent: Tuesday, January 11, 2005 6:49 PM
To: tentec at contesting.com
Subject: Re: [TenTec] Omni VI roofing filter JPG

Steve,

I was thinking - do you think there is a way to just have the roofing
filter on all the time without having to have N1 or N2 on?

I would like to just have the roofing filter in line without waisting N1
as a switch. If I keep the N1 and N2 filtered then I always have to
have a narrow filter with the roofer.

Jeff



----- Original Message ----- 
From: "Steve N4LQ" <n4lq at iglou.com>
To: <tentec at contesting.com>
Sent: Tuesday, January 11, 2005 8:09 PM
Subject: Re: [TenTec] Omni VI roofing filter JPG


> Be prepared to spend about $200. Small price to pay for an Omni VI+ +.
> You get to choose either the SSB or CW roofing filter. The CW filter is
> 600hz wide. With the programing switches, you can make it kick in when
> hitting either N-1, N-2 or either.
> It matters not if you have any filters in the option slots on the 9mhz
> board.
> This thing installs at the very beginning of the 9mhz IF chain, just like
> the Orion. After this filter, the signal hits the OEM 15khz wide filter,
> which has an easy job now, then through the first IF amplifier, which is
now
> happy not to have so many sigs to amplify, an on to your optional 9mhz
> filters.
> Steve N4LQ
> ----- Original Message ----- 
> From: "John L Merrill" <jmerrill1 at adelphia.net>
> To: <tentec at contesting.com>
> Sent: Tuesday, January 11, 2005 7:44 PM
> Subject: RE: [TenTec] Omni VI roofing filter JPG
>
>
> > what's the cost?
> >
> > -----Original Message-----
> > From: tentec-bounces at contesting.com
> > [mailto:tentec-bounces at contesting.com]On Behalf Of Steve N4LQ
> > Sent: Tuesday, January 11, 2005 7:38 PM
> > To: tentec at contesting.com
> > Subject: [TenTec] Omni VI roofing filter JPG
> >
> >
> > Here is the completed installation of the INRAD roofing filter. It
mounts
> > on
> > the final amp box toward the rear, bottom of the rig. Take a look.
> > Oh, It works too. I noticed no loss of gain or increase of noise. With
it
> > engaged, the 250hz filters become slightly more effective. I have
nothing
> > to
> > measure BDR or IMD. The next contest will tell the story.
> > www.webham.com/INRAD
> >
> > Steve N4LQ
> > _______________________________________________
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> > TenTec at contesting.com
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> >
> > _______________________________________________
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> >
>
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