Ok, Andreas thanks for your help!
The Mark V in the menu 9-1 number 11 I do not have noise, in the number
12 one db.
The MP in the menu 9-1 number 9 I do not have noise in the number 10
one db.
It is normal that the Mark V is in the 11 and the MP 9? 73'
Alfredo Vélez WP3C
Web: http://www.wp3c.qth.com
email: mailto:wp3c@aol.com
WP3C DX Cluster Node: telnet://wp3c.hopto.org
-----Original Message-----
From: Andreas Junge [mailto:andreas@n6nu.org]
Sent: Monday, April 20, 2009 8:15 PM
To: 'Alfredo Velez WP3C'; 'Andreas Junge, N6NU'; yaesu@contesting.com
Subject: RE: [Yaesu] Roofing Filter problems!
Alfredo,
my Mark V is running at 11 as well. Sorry I could not be more helpful :-)
73, Andreas, N6NU
> -----Original Message-----
> From: Alfredo Velez WP3C [mailto:wp3c@aol.com]
> Sent: Monday, April 20, 2009 5:11 PM
> To: 'Andreas Junge, N6NU'; yaesu@contesting.com
> Subject: RE: [Yaesu] Roofing Filter problems!
>
> Hi Andreas
>
> I have a Mark V and I have installed the Roofing filter
> and I do not have that problem. The setting is the same (Menu
> 9-1 11 both radios)
> Example: Mark V 28.400 1 or 2 db - MP 28.400 4 or
> 5 db (Two radios with the same antenna & setting)
>
> Alfredo Vélez WP3C
> Web: http://www.wp3c.qth.com
> email: mailto:wp3c@aol.com
> WP3C DX Cluster Node: telnet://wp3c.hopto.org
>
> -----Original Message-----
> From: yaesu-bounces@contesting.com
> [mailto:yaesu-bounces@contesting.com] On Behalf Of Andreas Junge, N6NU
> Sent: Monday, April 20, 2009 7:44 PM
> To: yaesu@contesting.com
> Subject: Re: [Yaesu] Roofing Filter problems!
>
> Alfredo,
>
> There is an amplifier on the filter board that is supposed to
> make up for the filter losses. Maybe it's gain is to high.
> Use the "Hidden Menu" as described in the installation
> instructions to lower the IF amplification to adjust for that.
>
> 73,
>
> Andreas, N6NU
>
>
> > -----Original Message-----
> > From: Alfredo Velez WP3C [mailto:wp3c@aol.com]
> > Sent: Monday, April 20, 2009 4:35 PM
> > To: yaesu@contesting.com
> > Subject: [Yaesu] Roofing Filter problems!
> >
> > Hi
> >
> >
> >
> > When I install the filter to the Yaesu MP makes a QRM
> > (Noise) of 3 or 4 db, when removing the filter noise disappears.
> > Someone can give me an explanation? Thanks and 73?
> >
> >
> >
> >
> >
> > Alfredo Vélez WP3C
> >
> > Web: http://www.wp3c.qth.com
> >
> > email: mailto:wp3c@aol.com
> >
> > WP3C DX Cluster Node: telnet://wp3c.hopto.org
> >
> >
> > _______________________________________________
> > Yaesu mailing list
> > Yaesu@contesting.com
> > http://lists.contesting.com/mailman/listinfo/yaesu
> >
>
>
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