[Elecraft] RTTY and Audio

Richard Ferch ve3iay at storm.ca
Thu Sep 2 23:05:39 EDT 2010


Hi again Tom,

No, that doesn't sound normal.

What are your DSP filter settings (shift and width), and what is your
Pitch set to in FSK D? Your filter FC should be 85 Hz above the Pitch
setting, and the BW should be 300 Hz or more (250 Hz is usable once a
strong signal is tuned in accurately, but it can be hard to find and tune
signals in with filters this narrow).

Also, do you have the Dual PB filter selected? I'd suggest leaving this
feature turned off to start out.

73,
Rich VE3KI


W4BQF wrote:

> Is it normal for there to be only very weak RTTY audio,
> even with the AF control ¾ of the way clockwise?




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