[Elecraft] Misc K2 notes

Thu Jan 24 13:39:01 2002

Seems to be lots of us with 850s and K2s!

----- Original Message -----
From: "Vic Rosenthal" <[email protected]>
To: "Elecraft" <[email protected]>
Sent: Thursday, January 24, 2002 11:08 AM
Subject: Re: [Elecraft] Misc K2 notes

> Tree N6TR wrote:
> >
> > Using the narrow filter seemed to make the signal easier to copy
> > as well.  It might be wishful thinking on my part, but I feel like
> > the signal on the K2 wasn't being affected as much by the QRN
> > as it was on the 850.
>
> I too have an 850 set up for a/b comparisons with the K2.  My 850 has a
pair of
> 400 Hz INRAD filters.
>
> 1) I agree that the K2 does better with weak signals in the presence of
manmade
> noise, even without the noise blanker.
>
> 2) The K2's noise blanker seems to be effective on more types of noise
than that
> of the 850.
>
> 3) The K2's noise blanker is less susceptible to deactivation by strong
nearby
> signals than that of the 850.
>
> 4) However, on a very quiet band it is possible to narrow the 850's
passband
> much more than the K2 (using the INRAD filters and the 850's notch), and
> increase the gain to compensate.  Under these conditions, a weak signal is
> easier to read on the 850.
>
> 73,
> Vic, K2VCO
> Fresno CA
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