On Mon, Mar 11, 2013 at 4:26 PM, Stan Barr <g0clv@dsl.pipex.com> wrote:
>
> My Corsair has a pronounced noise peak around 2KHz (I've not measured the
> frequency, so I'm guessing). It's arising before the notch filter as I
> can notch it out which improves the sound quality enormously.
>
This does not sound normal. The product detector directly feeds the notch
filter. My guess is that you either have a bad xtal filter or your rig
needs an alignment.
I've looked at the rx audio spectrum of many Corsairs and have never seen a
peak like that.
73,
Barry N1EU
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