Have you asked Dieter if he has a better scan that he can share? /Martin
On Sunday, 5 November 2023 at 05:30:53 UTC+1 Richard Scales wrote: > Thank you Benoit but I need actual data to make a footprint to use in PCB > design application. > > I think I'm mostly there but was really seeking a better picture so I can > confirm the accuracy of the supplied numbers and to which pins they apply - > some of the ones buried in the centre of the display are not so clearly > linked to the numbers at the side. > - Richard > > > On Saturday, 4 November 2023 at 14:37:27 UTC Benoit Tourret wrote: > >> try to find 0.5 mm inner diameter pipe, 10cm long, fit all the pins, pour >> some silicone, you should have a good representation of the socket... if >> you didn't forgot to add some wax or similar to unmold the silicon. >> the more parallel your pipes will be, the more accurate your print will >> be. >> for a good print, the end of the pins is not important, the most >> important is the place they have at the beginning, the nearest to the >> display. without sacrifying a display; I don't see any other way to have a >> good measurement. >> >> Le samedi 4 novembre 2023 à 10:04:19 UTC+1, Richard Scales a écrit : >> >>> 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 <[email protected]> >>>>>> 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 [email protected]. >>>>>>> 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 [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/85d91649-f002-4fea-a569-75055c1141a2n%40googlegroups.com.
