[Elecraft] Planning the next filters

Barry Simpson vk2bj at optusnet.com.au
Thu Mar 8 15:44:58 EST 2018


Hi Craig

I would go for the 200Hz filters, not the 250Hz. I added the 200Hz to my
main and sub receivers (already have the 400Hz) and they are a really
worthwhile addition.

That's my opinion FWIW.

73

Barry  VK2BJ

On 9 March 2018 at 03:57, Craig Buck <radiok4ia at gmail.com> wrote:

> Get the 1.8 if you work ssb.  Experiment with shifting the pass band for
> maximum clarity.  Youll be amazed just how narrow it can get and still be
> understandable.
>
> On Mar 8, 2018 11:24 AM, "Chuck Chandler" <chandlerusm at gmail.com> wrote:
>
> > Right now I have the stock SSB and a 400 Hz filter in both main and sub
> > rcvrs.  I would like to add some a few at a time.  My first priority is
> to
> > add a couple to the main receiver, since it is the biggest chore to get
> > to.
> >
> > I plan on a 250 Hz CW filter, but am going back and forth between the 2.1
> > and 1.8 kHz filters.  I know that narrowing the DSP to 1.8 gives a really
> > difficult to understand voice signal, while the 2.1 allows in more
> adjacent
> > signals.  However, the roofing filters may not behave in the same manner.
> > For example, the 1.8 could be set to turn on at 2.1 to take advantage of
> > skirt shape.
> >
> > I primarily DX, and operate in some contests as well.  I know SSB
> contests
> > really need a narrow SSB filter.
> >
> > Any suggestions on the matter from those who have gone this route before?
> >
> > 73 de Chuck, WS1L
> >
> > --
> >
> >
> > ===================
> > Chuck Chandler
> > chandlerusm at gmail.com
> > ===================
> > ______________________________________________________________
> > Elecraft mailing list
> > Home: http://mailman.qth.net/mailman/listinfo/elecraft
> > Help: http://mailman.qth.net/mmfaq.htm
> > Post: mailto:Elecraft at mailman.qth.net
> >
> > This list hosted by: http://www.qsl.net
> > Please help support this email list: http://www.qsl.net/donate.html
> > Message delivered to radiok4ia at gmail.com
> >
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to vk2bj at optusnet.com.au
>


More information about the Elecraft mailing list