[pskmail] Re: Aw: Re: Re: A crazy/stupid idea

  • From: Pär Crusefalk <per@xxxxxxxxxxxx>
  • To: pskmail@xxxxxxxxxxxxx
  • Date: Fri, 05 Oct 2012 16:30:12 +0200

Yes. But, I stored it somewhere safe so that I could find it easy later... Now 
I just have to look for where that was...
Will look during the weekend!
/Per



Rein Couperus <rein@xxxxxxxxxxxx> skrev:

>Do you have a writeup of that old protocol somewhere to trigger my mind 
>
>while having the beer?
>
>
>Rein
>
>Hi,
>
>I have also played with this idea in the past. I actually went back to my old 
>books for 500 Hz cw and talked to old operators at the closed stockholm radio 
>station to refresh my memory of how we sent and received QTC. What I did there 
>was to write down the old "protocol" for transfering and error checking a QTC 
>using cw only. We also looked at extensions for email, as the old stuff lacks 
>that.
>The procedure is not like a standard ham QSO as its intended for message 
>transfer and not the standard "Solid cpy dr om, ur rst 599 ufb tnx fer 
>qso...". The good thing is that the old protocol is excellent for message 
>transfer, should be fine as is and old ship operators would feel right at home 
>:).
>
>73 de Per, sm0rwo
>
>
>
>Rein Couperus skrev 2012-10-05 15:53:
>
>Being a 'CW only' operator, this idea has been one of my pet projects for some 
>
>years... I am thinking about a 'simplified' way to handle this, not a full ARQ 
>
>protocol. I must admit that it is not highest on the todo list, but I might 
>come up 
>
>with some useable code next winter season...
>
>
>Some ideas which are on my 'would be nice' list:
>
>* Use a Coherent CW modem for a super sensitive link mode on a frequency 
>
>in the CW portion of the band, running slow but full ARQ pskmail...
>
>Using multiple CW characters to form the complete ASCII 7 set...
>
>
>* Theoretically you could now already send short emails without ARQ connect
>
>using the unconnected APRS email service in pskmail... just switch fldigi to 
>
>receive CW... (only trouble are the '@', '<SOH>' and '<EOT>' characters...).
>
>
>* A separate version of PSKmail called 'CWmail' could use 90% of the pskmail 
>
>system infrastructure with a specialized protocol, and run in the CW band.
>
>
>*ARQ by ear... using your keyer to ask for a repeat...
>
>
>... Meanwhile you can of course use Andpskmail without a laptop using your 
>
>android phone... makes your backpack a lot lighter in weight :-)
>
>
>One other idea I have to make the transceiver smaller and lighter is 
>
>to use a straight FSK mode on an Xtal controlled transmitter...
>
>
>I will take a few extra beers tonite, and do some more thinking :-)
>
>
>To realize all these goodies we will need some coding help (Perl for the 
>server),
>
>as the pskmail project is not finished yet...
>
>
>73,
>
>
>Rein PA0R
>
>
>
>
>
>
>
>I love the idea to get portable operators connected!
>
>vy 73 de Marcus KD0JKM
>
>
>-------
>Sent from my Mobile, please excuse typos.
>Phone: 314 884 8697
>
>On Oct 5, 2012, at 7:30, Daniel Arseneault <danielarseno@xxxxxxxxx> wrote:
>
>> Hi guys,
>> 
>> Just for the sake of discussion, what would you think of adding an
>> amazing new mode to pskmail: CW.
>> 
>> Actually, I'm serious. I'm thinking of a CW-to-email gateway that
>> would listen for keywords and message body text sent in CW. This would
>> allow mobile ops who can't pack a laptop and ssb transceiver to send
>> and receive short emails. Error-correction would be to simply play
>> back the email address and message, one line at a time waiting for ok
>> confirmation from the client. Full QSK servers could receive
>> corrections simultaneously as the message is played back, There could
>> be address books, custom abbreviations, heck even webpage fetching
>> (short webpages...), there are all kinds of possibilities. All of this
>> done live between a human and a computer.
>> 
>> Here's another discussion on this topic:
>> http://www.eham.net/ehamforum/smf/index.php?topic=77975.0
>> 
>
>
>
>
>-- Mobile: +46703784299 
>
>

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