The subject interests me because I have the same beast but which only works in local mode. I currently don't know what is required to send text in this monster through a computer Below is a link to a video of my machine in action: https://www.youtube.com/watch?v=dL-XU855C80 Dominique On 8/12/2021 20:52, Paul Koning via cctalk wrote: > No, it's 5 bit tape.? 2 data bits, transport sprocket holes, 3 data > bits -- top to bottom on the reader (right side), left to right on > the punch (left side). > > DEC PDP-10 systems used six bit code internally but I don't remember > those appearing on punched tape.? The punched tape machines I have > seen with 6 channels are typesetting devices, from early tape > operated Linotype machines (1940s vintage) to 1960s or 1970s era > phototypesetters.? Those are upper/lower case. > > ????paul > >> On Dec 8, 2021, at 2:23 PM, Mike Katz <bitwiz at 12bitsbest.com> wrote: >> >> I thought I had recalled that Baudot was 5 bits but the paper tape >> is 6 bits across and I don't know of any 6 bit character codes >> except for DECs upper case only character set and even their paper >> tape had 8 bits so I guessed Baudot. >> >> On 12/8/2021 1:16 PM, Paul Koning wrote: >>> 5 bit; if it really were 6 bits it would typically be typesetting >>> codes. >>> >>> That's a relative of the machine used as console terminal on Dutch >>> Electrologica X8 computers; I recognize the "Iron cross" symbol, >>> the figures shift character on the D key. But some of the other >>> function codes have different labels so it isn't actually the same >>> model. >>> >>> The description I have says that the X8 console used CCITT-2, >>> a.k.a., Baudot, code but with the bit order reversed.? And also >>> that it used the all-zeroes code as a printable character rather >>> than as non-printing fill. >>> >>> ????paul

Oh great ! But a little bit noisy to use like that ;) Well, I'm interested by your software anyway ! Dominique On 9/12/2021 11:00, nico de jong via cctalk wrote: > Dominique, > Well, that is in principle very easy. > You need a COM port (or simulator) and a little box converting RS232 > to 50 BPS serial.? Diagrams can be found everywhere. But you could > also look at www.i-telex.net. This is a (primarily) german "band of > brothers". They have set up an international of teleprinter users, > so they can communicate through internet. Nice system, can recommend > it. > If you have (or get) a special interest in teleprinters, I have the > software for a teleprinter exchange, also interfacing to i-telex.net > In this way, you can have a complete telegraph office in your living > room (more likely : a garage....) > 73, Nico > > On 2021-12-08 21:29, Dominique Carlier via cctalk wrote: >> The subject interests me because I have the same beast but which >> only works in local mode. I currently don't know what is required >> to send text in this monster through a computer >> Below is a link to a video of my machine in action: >> >> https://www.youtube.com/watch?v=dL-XU855C80 >> >> Dominique >> >> On 8/12/2021 20:52, Paul Koning via cctalk wrote: >>> No, it's 5 bit tape.? 2 data bits, transport sprocket holes, 3 >>> data bits -- top to bottom on the reader (right side), left to >>> right on the punch (left side). >>> >>> DEC PDP-10 systems used six bit code internally but I don't >>> remember those appearing on punched tape.? The punched tape >>> machines I have seen with 6 channels are typesetting devices, from >>> early tape operated Linotype machines (1940s vintage) to 1960s or >>> 1970s era phototypesetters.? Those are upper/lower case. >>> >>> ????paul >>> >>>> On Dec 8, 2021, at 2:23 PM, Mike Katz <bitwiz at 12bitsbest.com> wrote: >>>> >>>> I thought I had recalled that Baudot was 5 bits but the paper >>>> tape is 6 bits across and I don't know of any 6 bit character >>>> codes except for DECs upper case only character set and even >>>> their paper tape had 8 bits so I guessed Baudot. >>>> >>>> On 12/8/2021 1:16 PM, Paul Koning wrote: >>>>> 5 bit; if it really were 6 bits it would typically be >>>>> typesetting codes. >>>>> >>>>> That's a relative of the machine used as console terminal on >>>>> Dutch Electrologica X8 computers; I recognize the "Iron cross" >>>>> symbol, the figures shift character on the D key. But some of >>>>> the other function codes have different labels so it isn't >>>>> actually the same model. >>>>> >>>>> The description I have says that the X8 console used CCITT-2, >>>>> a.k.a., Baudot, code but with the bit order reversed.? And also >>>>> that it used the all-zeroes code as a printable character rather >>>>> than as non-printing fill. >>>>> >>>>> ????paul > >