Hello, there are indeed a few the line up - it's the ones that don't that worry me the most! - RIchard
On Saturday, 4 November 2023 at 08:54:44 UTC Benoit Tourret wrote: > Hello Richard, > > have a look on the SP-351, > > https://www.tube-tester.com/sites/nixie/data/datasheets/SP-351_SP-352-drawing-01.jpg > [image: SP-351_SP-352-drawing-01.jpg] > not the same number of digit, but some of the pins should be identical... > On my SP-356, there is 0 aligned pins on a diagonal way. only in > horizontal. > > Le samedi 4 novembre 2023 à 07:31:29 UTC+1, Richard Scales a écrit : > >> I used to so that but it relies on all the pins being straight and for >> this particular display - there are 30+ pins in a very small space - the >> more accurate the better - especially when it finally comes to plugging the >> things in! >> [image: TTPicture.JPG][image: PPpicture.JPG] >> >> Perhaps the differences are so subtle it's not worth worrying about. It's >> like staring at constellations! This group on the left seems a little out >> of alignment when compared with the image from Sperry, it's counterpart in >> the image for the character on the right looks more like my chart - yet - >> from the data I have logged - the chart shows similar groupings for left >> and right - is their image wrong ? is their data wrong? >> >> [image: DDpicture.JPG] >> >> When daylight comes I'll get eyes on the physical display though I fear >> at my age - that may be the least helpful method! >> >> - Richard >> >> On Saturday, 4 November 2023 at 06:09:25 UTC Audrey wrote: >> >>> You could scan the bottom of one using a scanner and convert to >>> inches/mm using the DPI. >>> >>> On Sat, Nov 4, 2023, 2:04 AM Richard Scales <ric...@scalesweb.co.uk> >>> wrote: >>> >>>> I'm looking for any details of the pinout of the Sperry / Beckman >>>> SP-252 Multi Segment display which are any better than the one that I >>>> found >>>> over at tube-tester.com: >>>> https://tube-tester.com/sites/nixie/data/SP-252/sp-252.htm >>>> >>>> I'm making a footprint and need to get the pin positions as accurate as >>>> possible. My usual process for this is to copy the pin positions into a >>>> spreadsheet and make a scattergram which should represent the pin >>>> positions. >>>> >>>> This allows me to spot any obvious blunders. It's just that the image I >>>> have is not that clear and there is some information missing (IMHO) so if >>>> anyone can point me to anything better I would be most grateful. >>>> >>>> I could not find it in the Sperry Information Systems catalogue for >>>> which I already have a PDF. >>>> - Richard >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "neonixie-l" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to neonixie-l+...@googlegroups.com. >>>> To view this discussion on the web, visit >>>> https://groups.google.com/d/msgid/neonixie-l/171bf56b-7195-454e-8ebb-2ef9aceb2e78n%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/neonixie-l/171bf56b-7195-454e-8ebb-2ef9aceb2e78n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/041e7a12-cfa0-411d-8fe6-c3aa79020ccfn%40googlegroups.com.
