[Elecraft] RTTY issue (OT?)

Joe Subich, W4TV lists at subich.com
Sat Mar 17 14:58:17 EDT 2018


Actually you need to edit *BOTH* MMTTY.ini and USERPARA.ini.
Replace DefMarkFreq in *BOTH* files with your chosen MARK
(also "PITCH" in the K3 for AFSK_A and FSK_D).

There will be one instance of DefMarkFreq in MMTTY.ini and one
instance in each [Define  ] section (typically 10 sections -
Define0 - Define7 plus Define1025 and Define1026) in USERPARA.ini.
Note: some logging applications support 16 user configurations instead
of MMTTY's default of 8 - in those cases USERPARA.ini can have up to 18
Define sections!

73,

    ... Joe, W4TV


On 3/17/2018 1:46 PM, Jim Brown wrote:
> I prefer 915 Hz tones, and I ran into the same problem. I learned that 
> there are several things I needed to change. First is to change the HAM 
> default. This will work fine, UNTIL you choose another decoding 
> algorithm, like Flutter, and MMTTY will switch back to 2125 Hz.
> 
> To really solve this, you need to edit the USERPARA.INI file. With MMTTY 
> NOT running, open file with Notepad, Search and Replace 
> DefMarkFreq=2.125000e+03  with DefMarkFreq=1.275000e+03, and save the file.
> 
> When you restart MMTTY, make sure that 1275 Hz is set, and also that the 
> HAM Default is is 1275 Hz.
> 
> 73, Jim K9YC
> 
>> I would prefer to use 1275Hz but when switching to transmit MMTTY keeps
>> jumping to 2125Hz. How to stop that?
> 
> 
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