[GreenKeys] Jack Hart and i-Telex...
Nico de Jong
nico at farumdata.dk
Tue Nov 14 04:15:09 EST 2017
UARTS of various flavors are not my speciality, io cards like LAVA support
the speed.
See http://lavalink.com/serial-cards/
I used to use ComBro cards, but I dont think they are available in the US.
Other cards will do too
However, what I have not been able to find out, is how to get the 45.45
speed
/Nico
>> It can be done.
>
> Bingo!
>
> I'd be interested in trying out your software, but none of my PCs have a
> plug-in COM card.. just the typical multi-io chip which handles serial,
> parallel, maybe the floppy controller, etc.
>
> Do you know which of the older UARTS support the slow speeds? Will the
> 16550C do it, or 8250, or?
>
> Very cool, thanks in advance.
>
> On Tue, Nov 14, 2017 at 1:29 AM, Nico de Jong <nico at farumdata.dk> wrote:
>
>> Hi Folks
>>
>> It can be done.
>> I'm presently in the final stages of testing the i-telex part of my
>> gentex
>> simulator. This simulator uses a RS232 <> 40 mA (or 60 or 20) currentloop
>> converter, and a connection to the i-Telex system.
>> It uses a standard Windows PC, and runs on anything with a Pentium and a
>> speed of 200 MHz or more.
>> Have not tried on a 486, but there might be a speed issue.
>> The only special thing, is an extra card with COM ports, because of the
>> 50
>> BPS speed. Most PC's dont support that 'speed'
>>
>> The simulator can be used as a single-user i-telex system, but it also
>> has
>> many other features, with some in development, e.g. listening in (and
>> decoding) on encrypted messages.
>> In my test system, I support 8 teletypes of various speeds and character
>> sets, as everything, apart from the RS232-currentloop conversion is done
>> in
>> software (Delphi 6)
>> Those interested are welcome to ask for an English manual (which still
>> needs
>> to be proof-read and spell-checked).
>> So, here is the chance to put a 110 BPS machine on the i-telex network,
>> without any bother
>>
>> 73, Nico OZ1BMC
>>
>> ----- Original Message -----
>> From: "drlegendre ." <drlegendre at gmail.com>
>> To: "Kenneth Gartland" <trnsrme at gmail.com>
>> Cc: "greenkeys" <GreenKeys at mailman.qth.net>
>> Sent: Tuesday, November 14, 2017 6:05 AM
>> Subject: Re: [GreenKeys] Jack Hart and i-Telex...
>>
>>
>> > i-Telex folks,
>> >
>> > I cannot understand why so much purpose-made hardware is required to
>> > join
>> > the network. I have to say the startup costs are something I could
>> > never
>> > justify in my current financial state, just to join such a small base
>> > of
>> > users.
>> >
>> > What am I missing? Why is it that this cannot be done with a generic PC
>> > and
>> > a standard loop converter such as is used to drive an M15? PC handles
>> > the
>> > IP networking, custom PC software talks with the TTY over RS-232 and CL
>> > converter.
>> >
>> > How is this not possible?
>> >
>> > Best,
>> > Bill
>> >
>> >
>> > On Mon, Nov 13, 2017 at 5:39 PM, Kenneth Gartland <trnsrme at gmail.com>
>> > wrote:
>> >
>> >> Hi all!
>> >>
>> >> Just sent Jack a "Congrats" message on his
>> >> new i-Telex msg...
>> >>
>> >> There is a possibility, my message went out
>> >> to everyone on the list, whereas I thot it was going
>> >> directly to Jack!
>> >>
>> >> If so, sorry for clogging the airwaves!!
>> >>
>> >> Anyways, it great to have you on-board Jack,
>> >> and hope to have a QSO soon!
>> >>
>> >> Cheers to all!
>> >>
>> >> Ken
>> >> VE3-HMQ
>> >> i-Telex 61663
>> >>
>> >> ______________________________________________________________
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>> >>
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>> >
>>
>>
>> ------------------------------------------------------------
>> --------------------
>>
>>
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>> --
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>> pipermail/greenkeys/
>> 1998-to-2001 greenkeys archive: http://mailman.qth.net/
>> archive/greenkeys/greenkeys.html
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>> http://comcents.com/tty/greenkeyssearch.html
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
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