[RTTY] Contesting w/ 2 Tone & MMTTY

Joe Subich, W4TV lists at subich.com
Mon Apr 8 01:04:40 EDT 2013


> But, not everyone uses F1/F11 for CQ. I use F2, for example. I'd
> prefer the logger not force a specific Fn key to be CQ.

I doubt that would be a serious problem ... even if a %x command
were developed to turn off Net and allow the user to decide when
it should be disabled.

> Net ON is an issue for me because I don't want my Run frequency
> moving around +/- 60 Hz. OTOH, if one zero-beats the desired station,
> it won't matter.

It doesn't matter at all if one is using FSK instead of AFSK.  I'm
still of the belief that FSK should be preferred in any case as I've
heard too many simply atrocious AFSK signals.

73,

    ... Joe, W4TV


On 4/7/2013 10:54 PM, Ed Muns wrote:
> Joe W4TV wrote:
>> On the other hand, G3YYD has previously suggested that
>> software using 2Tone use the RXM_Switch command to turn off
>> Net when calling CQ (F1/F11 in Writelog).  That could easily
>> be complemented by turning Net ON if the transmit frequency
>> changes by more than 500 Hz or 1KHz.  That would result in
>> Net OFF when running (call CQ, Net goes off) and Net ON when
>> in S&P or jumping frequency to grab a multiplier.
>
> Yes, if/when this function is implemented in WriteLog.  But, not everyone
> uses F1/F11 for CQ.  I use F2, for example.  I'd prefer the logger not force
> a specific Fn key to be CQ.
>
>> In any case, Net ON/OFF is not a significant issue since
>> 2Tone limits the AFC range to not more than about 50 or 60 Hz
>> (depending on version) from the preset Mark (or Space).
>
> Net ON is an issue for me because I don't want my Run frequency moving
> around +/- 60 Hz.  OTOH, if one zero-beats the desired station, it won't
> matter.
>
>
> Ed W0YK
>
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