Thanks guys, that clears things up nicely. IMHO then thats 2 more macro
buttons open for redefining :) cheers...........
David
VE3VID Located in rural Canada
Solar power. Wood heat.
Mosley tribander @ 22m
2element delta-quad on 40m
Lots of space for dipoles,
bears and wolves......73
> Date: Mon, 12 Oct 2009 14:33:14 -0400
> From: ve3iay@storm.ca
> To: rtty@contesting.com
> Subject: Re: [RTTY] MMTTY macro setup question
>
> RY is a relic from hardware teleprinter times, as Iain has pointed out.
> It might be useful for some kinds of spectral purity tests, as it sends
> the closest possible RTTY approximation to a square wave (successive
> mark and space bits).
>
> The EE button in MMTTY is programmed by default with [__~~__~\ . Looking
> in the Help file for the explanation of these macro codes, you can work
> out that it was intended to send two short bursts of mark tone in AFSK
> mode, i.e. to simulate a CW "dit dit" or "E E". On my system the two
> bursts come out with different lengths, though, which kind of spoils the
> effect. After some experimenting, [~__~~~__~\ sounds better to me, not
> that I can imagine ever actually using this on the air.
>
> The EE button won't work in FSK, so it's only useful, if at all, to AFSK
> users. Based on some of the questions that I see on various reflectors,
> I would guess that quite a few RTTY operators don't listen to the audio
> signal, so they wouldn't hear this anyway. Programming this button to
> send DIT DIT would likely be a much more effective way to convey the
> same sentiment.
>
> 73,
> Rich VE3KI
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