Quack Note
I'm not a big CW contester but I think that anything more narrow for
contesting than 500 or 600 hz is too narrow, Even in ordinary QSO's 400 hz
is too narrow for comfortable copy .
In 95% or more cases 1 khz is more than adiquate, espically when S & P.
Quack
----- Original Message -----
From: "Jim Neiger" <n6tj@sbcglobal.net>
To: "Michael Tope" <W4EF@dellroy.com>; <CQ-Contest@contesting.com>
Sent: Saturday, October 15, 2005 17:29
Subject: Re: [CQ-Contest] Kenwood YK-88C-1 vs Inrad 103
> INRAD filters are great. And per Geo W2VJN suggestion, I put 1000Hz
filters
> in both of my MP's, used as my primary CW filters.
>
> 73
>
> Jim N6TJ
>
>
> ----- Original Message -----
> From: "Michael Tope" <W4EF@dellroy.com>
> To: <CQ-Contest@contesting.com>
> Sent: Saturday, October 15, 2005 3:49 AM
> Subject: Re: [CQ-Contest] Kenwood YK-88C-1 vs Inrad 103
>
>
> > ----- Original Message -----
> > From: "Michael Tope" <W4EF@dellroy.com>
> >
> >
> >> The 500Hz wide 2nd IF CW filter (YK-88C-1) in W6UE's TS-950SDX is dying
> >> (it's intermittent), and I am wondering whether I should replace it
with
> >> another
> >> YK-88C-1 or change it over to the Inrad #103 (400Hz x 8.83 MHz IF
> >> filter).
> >> Has anyone done this? The main application will be for contesting, so I
> >> don't want anything too narrow in there as this will be the only CW
> >> filter
> >> available in the 8.83 MHz IF (e.g. 2nd IF). We have both 500Hz and a
> >> 270Hz
> >> wide filters in the 3rd IF if we need to kick in a more narrow filter
to
> >> pull
> >> out a weak one during a run.
> >
> >
> > Thanks to KH6DV, G0XBV, K0XU, K5PI, and K8GU for your replies
> > to my inquiry on the Inrad #103 (400Hz wide x 8.83 IF filter) vs. the
> > Kenwood
> > YK-88C-1 (500Hz wide x 8.83 MHz IF filter). The overall consensus from
> > everyone who responded was that the Inrad #103 has a much better shape
> > factor
> > than the YK-88C-1 and that it is an excellent choice for the 2nd IF slot
> > in
> > the
> > TS950SDX. In the meantime, I got a note back from George W2VJN stating
> > that the 6:60 shape factor of the Inrad #103 is 2.0 vs 3.6 for the
Kenwood
> > YK-88C-1.
> >
> > 73 de Mike, W4EF...................................
> >
> >
> > _______________________________________________
> > CQ-Contest mailing list
> > CQ-Contest@contesting.com
> > http://lists.contesting.com/mailman/listinfo/cq-contest
> >
>
>
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>
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