[Elecraft] K3: Is Width of Notch-Filter adjustable in some reasonable amount?
Joe Subich, W4TV
lists at subich.com
Mon Sep 23 17:09:29 EDT 2013
> Some places, or a place, can't remember at the moment, have plethora
> WSPR and PSK kinda in the middle.
30 meters.
73,
... Joe, W4TV
On 9/23/2013 4:28 PM, KD7YZ Bob wrote:
>
> On Monday Wilhelm used a Straight-Key to send:
> -------------Original Comment-------
>> Bob,
>
>> Instead of using a notch filter, how about narrowing the DSP filter
>> width to select the signal that you want.
>>
> Hi Don. And notwithstanding what W4TV said, I am using the DSP, namely
> the Lo and the Hi, to truncate the"ends" of whichever
> JT65/JT9 Band-Segment I am on. That I do because the RTTY people have a
> horrible tendency to get right into the edges of what they perceive is
> JT65 territory. So I start cutting off the ends, as needed, leaving a
> fairly orderly slice for JT65/JT9, depending on which CQ I am answering.
>
> Some places, or a place, can't remember at the moment, have plethora
> WSPR and PSK kinda in the middle. So I began using the Notch after
> asking around for ideas.
>
>
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