[Elecraft] K3: Rough audio with amp even using voice recorder

[Ignacy]

I reduce the power to one half, and no change. Also the problem varies from
band to band.

Ignacy

On Tue, Sep 16, 2014 at 11:28 AM, Jim Brown-10 [via Elecraft] <
ml-node+s365791n7593150h80 at n2.nabble.com> wrote:

> On Tue,9/16/2014 7:55 AM, Ignacy wrote:
> > Similar harshness with power limited to 500W. I suspected the amp's
> > nonlinearity. But KX3 with the same amp (400W out) sounds smooth.
>
> I would suspect that the amp is being overdriven. How much power out
> from the K3? Are you using ALC between the K3 and the amp to set the TX
> power? That's a known cause of nasty distortion. The right way to do it
> is to reduce power from the K3 until you get the desired output from the
> amp.
>
> 73, Jim K9YC
>
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