[Elecraft] Data mode and filters

Tue May 5 22:57:33 EDT 2015

 > Am I doing something wrong?

No, the audio DSP has a maximum audio frequency of 4200 Hz.  The
widest bandwidth you will see in SSB or DATA A is 4 KHz (200 - 4200
Hz).

73,

   ... Joe, W4TV

On 2015-05-05 10:44 PM, KV6O wrote:
> I have searched, and can't find a definitive answer on this.
>
> I am running a lot of JT9 and JT65 these days, and the DATA-A mode seems to
> be limited to 4k max.  I have the 6k, 2.8k, 1.8k and a 250Hz, all 8-pole
> filters installed.  The 6k filter is selected in the the config utility to
> be avail in data mode, but I can never widen up the passband beyond 4k.
>
> Am I doing something wrong?
>
> Thanks!
>
> Steve
> KV6O
>
>
>
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