[RTTY] What causes RTTY with longish character spacing?

W5CPT w5cpt at bellsouth.net
Tue Sep 29 14:30:09 PDT 2009


One thing that might cause the odd spacing is if MMTTY is set to transmit "WORD OUT" rather than "CHARACTER OUT". (This can also set it to "LINE OUT".) The wait may be till the word is in the buffer and then it goes into TX.  This setting is under "Option(O)" at the top of the screen.

Clint - W5CPT

  ----- Original Message ----- 
  From: John Elsik 
  To: RTTY 
  Sent: Tuesday, September 29, 2009 4:23 PM
  Subject: Re: [RTTY] What causes RTTY with longish character spacing?



  I also use a microHam interface and do not have that problem.

  The only thing I can think of with a microham interface doing that is with the strict bps box checked.

  For me if it sent RTTY that slow I would throw it in the trash.

  John wa5zup

   
  > Date: Tue, 29 Sep 2009 14:20:54 -0600
  > From: jjreisert at alum.mit.edu
  > To: pcooper at guernsey.net
  > CC: rtty at contesting.com
  > Subject: Re: [RTTY] What causes RTTY with longish character spacing?
  > 
  > Hi Phil,
  > 
  > I use the microHAM interface, and my transmitted FSK tones sound
  > nothing like these stations.
  > 
  > - Jim
  > 
  > On Tue, Sep 29, 2009 at 2:11 PM, Phil Cooper <pcooper at guernsey.net> wrote:
  > > Hi Jim,
  > >
  > > As far as I can make out, it is soemthing to do with stations using the
  > > MicroHam interface. I asked the question here some while ago, and gave some
  > > examples of calls with those tones, and that was the one thing they had in
  > > common.
  > > In MMTTY, you can set the character spacing, but with the MicroHam, it is
  > > fixed, and I think that is what causes it.
  > > I know exactly what you mean about the sound. It's almost as if they are
  > > drunk, slurring their speech!
  > > One contester with such tones is Andrei NP3D, but there are many others. He
  > > even sounded the same from TI5.
  > >
  > > 73 for now
  > >
  > > Phil GU0SUP
  > 
  > -- 
  > Jim Reisert AD1C, <jjreisert at alum.mit.edu>, http://www.ad1c.us
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