On Feb 24, 2015, at 21:39, sandy hamlet <steemer at dslextreme.com> wrote: I worked at Lexitron in the early seventies. The system I worked on was probably an earlier version as it didn't look as modern as the one in the pictures. I do remember the huge power supply to power all of the circuit boards which were loaded with discrete chips like: and, or, nand, and nor gates. Ther printer was an IBM electric typewriter with a bank of solenoids mounted above the keyboard. No microprocessors here! I'LL search my memorybanks to see if I can remember anything else. > On 2/22/15, Simon Claessen <simski at dds.nl> wrote: > Hello all, > > I mailed about this last year, and got no response, so here again: > > I'm looking for info on this very strange terminal/wordprocessor from > the early seventies: > > http://aheckofa.com/FoolMeOnce/MiscScans/EarlyVideoWP400.png > https://hack42.nl/gallery/v/Museum/DSCF7634.JPG.html > http://aheckofa.com/FoolMeOnce/MiscScans/Lexitron500.png > > as you see, there is not much info on the web about this very beautiful, > yet strange beast. > > Unfortunately the picture tube is broken and we are missing the main > processing unit. It seems that the display used vector graphics as the > horizontal an vertical are identical in design and the normal raster > scanning generators are missing. the terminal connected with a 94 pin > connector to the main unit, being also fed power though this cable. > > anyone > > -- > Met vriendelijke Groet, > > Simon Claessen > drukknop.nl >