http://elecraft.85.s1.nabble.com/K3-FM-filter-bandwidth-in-other-modes-tp3836856p3838343.html
The K3 DSP maxes out at 4 KHz on SSB and 2.8 KHz on CW.
will be selected are 2.8 KHz on CW and 6 KHz on SSB.
The FM filter can be selected in AM (BW > 3 KHz audio).
... Joe, W4TV
> -----Original Message-----
> From:
[hidden email]
> [mailto:
[hidden email]] On Behalf Of Stephen Prior
> Sent: Friday, October 16, 2009 1:10 PM
> To: elecraft
> Subject: [Elecraft] K3: FM filter bandwidth in other modes
>
>
> I have just fitted the FM filter to finish off my complement
> (now 13, 6, 2.7, 0.5 and 0.25). I used the K3 utility to set
> the bandwidth (13kHz) and I have all the square boxes ticked
> (checked) so that, in my understanding I should be able to go
> up to the full bandwidth of the filter in all my other modes
> should I wish.
>
> However, whether I use the width control or the xfil button,
> the FM filter (in FL1 of course) cannot be brought into play,
> the width simply stops at the width it did prior to fitting
> the FM filter.
>
> It's no big deal, I bought the FM filter to play on the top
> end of 10m from time-to-time, not to use enormous receive
> bandwidths in other modes, however I was of the belief that
> the full width should be usable in every mode so long as it
> is enabled on a per mode basis.
>
> I am wondering if there is something I have overlooked, and
> 'yes', I've read the manual! I am on the latest beta firmware.
>
> 73 Stephen
>
> G4SJP K3#980.
>
>
>
>
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