[Elecraft] Data Filter for K3

[Jack Brabham]

  How about if you are a "tune in the signal|" type and run various data 
modes up to 500 hz wide MSK modes?

Looks like the choices are 500 and 1000 hz.

73 Jack KZ5A


On 7/18/2010 4:31 PM, Joe Subich, W4TV wrote:
>   >  To start off with, what would be the filter to add for Data?
>
> That depends on the data mode and your operating style (FSK vs.
> AFSK or click on the waterfall vs. tune the signal).
>
> For traditional FSK RTTY the best overall choice among currently
> available filters is the INRAD/Electraft "250 Hz, 8-pole" filter.
> The second choice is probably the INRAD/Elecraft "400 Hz, 8-pole"
> filter.  The two filters are two close in performance to justify
> both in the same rig and the "250 Hz" filter is too narrow for
> general (non-contest) CW operation so the edge probably goes to
> the "400 Hz, 8-pole" filter unless you're a RTTY contest op.
>
> If you're an AFSK/PSK "click in the waterfall" type operator,
> either the 2.7 or 2.8 KHz filter will give you plenty of room
> to click.
>
> 73,
>
>      ... Joe, W4TV
>
> On 7/18/2010 5:14 PM, Chris Hembree wrote:
>> To start off with, what would be the filter to add for Data?
>> Thanks
>> Chris W7CTH
>>
>>
>>
>>
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