[Elecraft] Analog vs. Digital Front Ends

[Barry N1EU]

There's no pre-ADC hardware AGC at work in the radio like there is in the
K3 and Orion.

Barry N1EU

On Wed, Sep 16, 2015 at 8:37 AM, Jerry Moore <jermo at carolinaheli.com> wrote:

> Is it possible your rig has AGC that's keeping strong signals down rather
> than the rejection/selection capabilities of your receiver? Just asking.. I
> don't know the answer.
>
> -----Original Message-----
> From: Elecraft [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of
> Barry
> N1EU
> Sent: Wednesday, September 16, 2015 8:33 AM
> To: elecraft
> Subject: [Elecraft] Analog vs. Digital Front Ends
>
> Sorry, I'm not buying that direct sampling front ends are as prone to
> overload as many of the posts are suggesting, especially on 20M and higher.
> During the past 3 years, I've worked one CQWW and one ARRLDX contest from
> the Northeast with a SteppIR yagi feeding an ANAN-100D with 0dB attenuation
> and never experienced overload during the weekends.  FWIW, there's a clear
> indicator on the PowerSDR screen if ADC overload should ever occur.
>
> The superior rx audio clarity of the direct sampling front end radio is a
> game changer to me, although I'm not a fan of computer GUI's.  So I'm
> looking forward to widespread use of direct sampling front ends by
> all-in-one-box hf xcvrs.
>
> 73, Barry N1EU
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