[GreenKeys] USB interface for 5-level machines

[Henning Treumann]

I know this guy. He is also active in our telexforum.de and he tries to
develop his system based on our i-Telex system and protocol.

73
Henning DF3OE
Edemissen / Germany
i-Telex: 925302 treu d

www.i-telex.net


Am Mo., 18. März 2019 um 01:38 Uhr schrieb Hugh Pyle <hpyle at cabezal.com>:

> Yes.. the data transmit on current loop is 40mA (where 32ASR would want
> 20mA), but additionally the dial protocol uses reversed current!  Very
> interesting, but maybe more complexity than you need.
>
> On Sun, Mar 17, 2019 at 6:04 PM Jim Haynes <jhhaynes at earthlink.net> wrote:
>
>> Looks like it is slightly more elaborate than that, as he says it is
>> emulating the Telex current loop interface.  Which involves polarity
>> reversal and dialing the number and that sort of stuff.
>>
>>         ---
>>
>>         "Ya can argue all ya wanna, but it's dif'rent than it was."
>>         "No it ain't! No it ain't!  But ya gotta know the territory."
>>                 Meredith Willson, The Music Man
>>
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