out-of-mainstream minis

Toby Thain toby at telegraphics.com.au
Fri Aug 21 09:45:05 CDT 2015

On 2015-08-21 10:30 AM, Rod Smallwood wrote:
> Hi
> Yes I know, but its not the norm to link from an English language email
> to a site in another language with no warning.
> I suppose they think everybody speaks Danish.
> You could be heading into some real dark places without knowing. Rule
> 16b never logon to a site you cant read.

No "darker" than any English language site.


> Rod
> On 21/08/2015 13:35, Dave G4UGM wrote:
>> Google Translate does a reasonable job...
>> http://translate.google.co.uk/translate?sl=da&tl=en&js=y&prev=_t&hl=en&ie=UTF-8&u=http%3A%2F%2Fdatamuseum.dk%2Fddhf-samlinger&edit-text=&act=url
>> Dave
>>> -----Original Message-----
>>> From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Rod
>>> Smallwood
>>> Sent: 21 August 2015 11:41
>>> To: General Discussion: On-Topic and Off-Topic Posts
>>> <cctalk at classiccmp.org>
>>> Subject: Re: out-of-mainstream minis
>>> I'm sure its very intersting.
>>> The website is designed for domestic consumption only as its all in
>>> Danish.
>>> Rod
>>> On 21/08/2015 11:27, Ian S. King wrote:
>>>> I had the privilege of visiting what Nico calls a 'museum-to-be'
>>>> yesterday evening, and it is far more than most of what I've seen!
>>>> They have a very substantial collection of all sorts of systems,
>>>> peripherals and documentation, including a GIER from ca. 1962 that I
>>>> saw
>>> (and heard) run.
>>>> As a debugging/operations aid, they had attached the overflow bit to a
>>>> speaker so it could generate 1-bit sound - one demo they gave me was a
>>>> program to calculate e that played a sound for each iteration so you
>>>> could hear the steady progress.  But of course if there is a sound
>>>> output, no one can avoid playing with it.  There were numerous pieces
>>>> of computationally generated music composed for the machine (on paper
>>>> tape), but also a program for playing a recorded, real-life sound in
>>>> 1-bit
>>> audio!
>>>> The collection includes numerous other computers including pretty much
>>>> the entire RC line, as well as pre-computer tabulators, keypunches,
>>>> paper handling machine and the like.  The artifacts are well-ordered
>>>> and in large part well labeled for even the uninitiated visitor.
>>>> Everything is laid out quite thoughtfully, with wide aisles, in a
>>>> large, well-lit basement.  There are interpretive displays here and
>>>> there, as well as a small but appealing lecture/display area.
>>>> The datamuseum.dk collection represents 25 years of accumulation, I
>>>> was told.  But more importantly, I think their work demonstrates a
>>>> very well-considered approach for presenting the history of the
>>>> collection's machines to visitors.
>>>> My hosts were also warm and wonderful people who clearly love what
>>>> they do and enjoy sharing it.  They made me feel among friends, if not
>>>> family.  :-)
>>>> Thanks, Finn and everyone else (sorry, I'm bad with names), for
>>>> sharing your time and your passion with me!  -- Ian
>>>> On Thu, Jul 2, 2015 at 12:43 AM, Nico de Jong <nico at farumdata.dk>
>>>> wrote:
>>>>> I share your favourite(s). In the danish IT-museum-to-be (
>>>>> www.datamuseum.dk) we have two P857-based systems running. We
>>> have
>>>>> lots of spare parts and nearly all documentation, so if you need
>>>>> something, you are welcome to ask.
>>>>> I'm presently building a "table top" version of a system with the
>>>>> P857 CPU, 35cm H x 60 deep x 19" wide, with a dual 8" floppy drive,
>>>>> and a 80486 PC for program loading etc.
>>>>> The system is built into a P859 box. The P859 CPU is special, as it
>>>>> has a
>>>>> V24 connection that goes to a LED display with push buttons. Very
>>>>> nice indeed.
>>>>> For that system, I have developped a Windows based Assembler, and a
>>>>> Windows based simulator. The simulator takes assembled programs (in
>>>>> my system called *.OBJ) and the original source. You can then step
>>>>> through the instructions, and follow them through the text file on
>>>>> the PC.
>>>>> I am presently trying to execute various utility programs, sent to me
>>>>> by a Belgion ex-Philips employee, who did a lot of work on the P800
>>> series.
>>>>> I myself worked with the P800 series, disguised as the PTS6800 series
>>>>> for
>>>>> 4-5 years full time.
>>>>> The PTS 6800 series was used extensively in banks, mainly in
>>>>> Scandinavia, Greece, Barclay SouthAfrica, Philippines. In Sweden also
>>>>> in the airline industry. In Denmark it was used mainly by local
>>>>> authorities, PTT, Railway (ticket printing), and some other
>>>>> small-time projects. In one of the project it was connected to an
>>>>> ATM (fun
>>> project).
>>>>> I know of one collector in the Netherlands (Camiel), and some guys
>>>>> who have no hardware but a lot of knowledge /Nico
>>>>>     ----- Original Message -----
>>>>>     From: tony duell
>>>>>     To: General Discussion: On-Topic and Off-Topic Posts
>>>>>     Sent: Thursday, July 02, 2015 7:31 AM
>>>>>     Subject: RE: out-of-mainstream minis
>>>>>     Not all minis came from the States :-)
>>>>>     One of my favourite non-mainstream families is the Philips P800
>>>>> series.
>>>>> It's
>>>>>     a 16 bit machine with 16 registers (0 is the program counter
>>>>> and 15
>>>>>     is the stack pointer, rest are mostly general purpose) and
>>>>> separate
>>>>>     I/O instructions (not memory-mapped I/O). There were several
>>>>> models
>>>>>     with various implementations of the architecture, including
>>>>>     P850 (TTL, hardwired not microcoded)
>>>>>     P855, P852, P856, P857, P860 (TTL, microcoded)
>>>>>     P851 (Custom bitslice ICs, microcoded)
>>>>>     P854 (AM2900 bitslice, microcoded)
>>>>>     P853 I think (Single chip)
>>>>>     No, I don't have all of those...
>>>>>     -tony
>>>>>     =

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