[ICOM] Use a RTTY filter in SSB on IC751a?

[Vladimir Sidorov]

Jim,

Just an example. I have a FL-53A (CW 250 Hz) installed into a SSB slot of my
IC-775DSP and it does a perfect job in AFSK. You may experiment yourself,
too.

Back to the contest.

73,
Vladimir VE3IAE

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> I use a soundcard with MTTY to operate RTTY on my IC751a (radio set to
> SSB mode).  In a RTTY contest such as this weekend, the QRM is
> unbearable, and I'd dearly love to use a filter such as the FL-52A to
> kill off the adjacent channels before the AGC squashes the quieter
> signal that I am trying to pull out.
>
> A buddy suggests that I could plug the FL-52A 500 Hz RTTY filter into
> the SSB socket to fake out the radio.  From the manual, I doubt that
> this would work.  Can anybody on this list clarify?  If not, what do you
> suggest to implement a tighter filter for SSB-soundcard RTTY?
>
> Thanks and 73,
>
> Jim
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