[pskmail] Re: Time/Time zone in PSKmail

  • From: Per Crusefalk <per@xxxxxxxxxxxx>
  • To: pskmail@xxxxxxxxxxxxx
  • Date: Wed, 26 Nov 2008 10:25:45 +0100

tis 2008-11-25 klockan 17:38 +0100 skrev Johan 123:
> 2008/11/25 Per Crusefalk <per@xxxxxxxxxxxx>
>         tis 2008-11-25 klockan 14:56 +0100 skrev Johan 123:
>         > Is there any carrier detection in pskmail/fldigi ?.
>         > When i did try to communicate with a IS0GRB-3 I notice that
>         my set did
>         > start transmitting during a frame that he received of
>         IS0GRB-3
>         > I had already a connection with IS0GRB-3 and did try to get
>         a server
>         > list.
>         > Data was being received, but not finished yet and already
>         > pskmail/fldigi did start transmitting.
>         > My communication with IS0GRB-3 is a bit hard because i do
>         only have a
>         > QRP station with 1 watt and a suboptimal antenna.
>         >
>         > 73 PE1PRX Johan.
>         Hi Johan,
>         I'm afraid the answer is both yes and no...
>         There is no DCD signal from fldigi to pskmail. Pskmail tries
>         to overcome
>         that by adding a (<US>) character at the start of every frame,
>         when that
>         is received it knows data is coming.
>         This means that pskmail only knows about the incoming data
>         after it has
>         received the first character. So, there is room for a
>         collision.
>         Regarding ur troubles with IS0GRB my experience is that there
>         may be
>         some trouble at the start of the QSO and that may rectify
>         itself later.
>         One good word of advice is to make sure you have the clock on
>         the client
>         set by ntp or just as accurate as you can. Pskmail will use
>         the time to
>         help decide who should transmit.
>         73 de Per, sm0rwo
>  Hi Per,
> I will check if pskmail did receive the (<US>) maybe the start of the
> receivings was damaged a few times.
> The solution for collision detection was smart, no need to have
> radio/signal link from fldigi , but still some collision avoidance.
> Regarding the timing, i did use the live cd and did notice that the
> time in pskmail was 8 hour off. The time zone was 8 hour off so i did
> set the timezone to Amsterdam (GMT+1), closed pskmail/fldigi restart
> the program but still the time in the program was 8 hours off.
> PSKmail problem of just a live cd issue that i should fix with a real
> linux installation ?.
> 73 de Johan, pe1prx

Hi Johan,

Right, Rein is correct abt the version dependencies. I'm looking at the
latest code here...

Regarding timing that is a live cd issue, I don't know how you altered
that time but it should of course have been ok in pskmail as well.
A real linux installation will make you very happy :-)

73 de Per, sm0rwo

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