Joe,
Thanks for the info
Jerry, W6IHG
On 4/9/2013 3:04 AM, Joe Subich, W4TV wrote:
>
> > Joe, tell me more about the "RXM_Switch command"
>
> RXM_SWITCH (MMTMSG_SETSWITCH) is a programming interface in XMMT.ocx
> that allows the calling application (e.g. logger) to read/set the
> buttons on the MMTTY control panel. It is documented in the XMMT.ocx
> and in the MMT.ocx ("TNC Mode") programmer's material - I know it
> permits access to and control over AFC and NET however, the MMT.ocx
> documentation also indicates it provides access to:
>
>> b0-b1 Modem type 0-IIR, 1-FIR, 2-PLL
>> b2 AFC
>> b3 NET
>> b4 ATC
>> b5 BPF
>> b6 LMS/Notch
>> b7 SQ
>> b8 Rev
>> b9 UOS
>> b10-b11 AFC shift algorithm
>> b12 Integrator 0-FIR, 1-IIR
>> b13 LMS/Notch 0-LMS, 1-Notch
>> b14 0-single notch, 1-two notches
>> b16 Word warp
>> b17-b18 Way to send 0-Char, 1-Word, 2-Line
>
>> It seems that 60 Hz off frequency when I am running in AFSK puts me
>> into the guy next to me. Not nice.
>
> 60 Hz is only 1/3 of the shift - you can't possible work that close to
> another station.
>
> 73,
>
> ... Joe, W4TV
>
>
> On 4/8/2013 7:57 PM, Jerry Pixton wrote:
>> And those of us with the nice Flex radios are stuck in AFSK. Since there
>> is an interface to control NET (used by N1MM), perhaps Writelog's
>> Xmmt.ocx can exploit that. Although I have never used it, does the "This
>> is the Run Station" on the Radio menu inform Writelog of what the
>> operator intends to do?
>>
>> Joe, tell me more about the "RXM_Switch command"
>>
>> It seems that 60 Hz off frequency when I am running in AFSK puts me into
>> the guy next to me. Not nice.
>>
>> Jerry, W6IHG
>>
>> On 4/8/2013 10:18 AM, Ed Muns wrote:
>>> Joe W4TV wrote:
>>>> It doesn't matter at all if one is using FSK instead of AFSK.
>>>
>>> Net only applies to AFSK and I don't want the transmit frequency
>>> moving +/-
>>> 60 Hz when AFSK is used and Net cannot be turned off.
>>>
>>> Ed W0YK
>>>
>>>
>>>
>>>> -----Original Message-----
>>>> From: RTTY [mailto:rtty-bounces at contesting.com] On Behalf Of
>>>> Joe Subich, W4TV
>>>> Sent: Sunday, April 07, 2013 10:05 PM
>>>> To: rtty at contesting.com
>>>> Subject: Re: [RTTY] Contesting w/ 2 Tone & MMTTY
>>>>
>>>>
>>>>> 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
>>>>>
>>>>> _______________________________________________
>>>>> RTTY mailing list
>>>>> RTTY at contesting.com
>>>>> http://lists.contesting.com/mailman/listinfo/rtty
>>>>>
>>>> _______________________________________________
>>>> RTTY mailing list
>>>> RTTY at contesting.com
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>>>
>>> _______________________________________________
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>>>
>>
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--
-----------------------------------------------
Dr. Jerry R. Pixton, PIXOS Designs
http://www.shentel.net/pixosdesigns/RadioTuner/
jpixton at shentel.net
-----------------------------------------------