[Elecraft] K3: my audio information
Bob McGraw K4TAX
rmcgraw at blomand.net
Tue Jun 5 09:24:51 EDT 2018
Yes, yes and yes. Attenuation is always preferred over boost. This
applies to both receive and transmit.
73
Bob, K4TAX
On 6/5/2018 6:52 AM, Joe Subich, W4TV wrote:
> On 2018-06-05 5:21 AM, Bill wrote:
>
> > RX EQ 1 -2
> > 2 0
> > 3 +9
> > 4 +12
> > 5 +11
> > 6 +14
> > 7 +7
> > 8 -16
>
> Elecraft *strongly discourage* significant boost (+) settings in
> RX EQ as doing so can cause overdrive and distortion in the audio
> amplifier.
>
> One would be better served to reduce each band by 10 to 13 dB.
> The results would be very similar without the audio distortion
> issues.
>
> > Shift - 1.25
> > Width - 2.7
>
> This combination actually results in a passband of 0 Hz (-100Hz)
> to to 2600 Hz (Shift + Width/2). Better results would be obtained
> with FL=100, FH=2700 (or FC=1.40, BW=2600).
>
> 73,
>
> ... Joe, W4TV
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