Are you talking about Patrick from Electrosurplus? On Fri, Apr 3, 2020 at 12:28 PM alb.001 alb.001 <[email protected]> wrote:
> there is a seller on eBay from France with a whole garden shed full of > Styrofoam boxes of B-7971 nixies. He puts them up whenever he feels like > it. He does take great photos of them but I could never afford his > prices. > > Pharma Phil > > > ---------- Original Message ---------- > From: Terry Kennedy <[email protected]> > Date: April 3, 2020 at 3:13 PM > > On Friday, April 3, 2020 at 11:12:14 AM UTC-4, M1 wrote: > > I have seen a premade Styrofoam case that held many tubes on ebay before. > > > From the foam trays I've seen (for example: > https://www.glaver.org/transient/b7971tray.jpg ) they were simple > carriers that the repair techs used to bring tubes to sites with the > displays installed. One theory is that Ultronic changed the tubes out > before failure, due to the consequences of displaying incorrect > information. Or maybe they were replaced only when they failed, but given > that we have been operating these tubes in clocks for longer than the > LECTRASCAN system was in use, without tube failures, I don't think that is > likely, given the amount of wear and tear seen on these trays. > > Burroughs likely had some other customers for these, since they did sell a > few of the other alphanumeric types. But given the rarity of those compared > to 7971's, I think it is safe to say that the vast majority of production > went into LECTRASCAN displays. > > The "antenna" style 7971 is the older type, and was used to set the height > of the display inside the envelope. Quite a long time ago (it may have even > been in the Yahoo group) I posted a survey of date codes, branding, and > fabrication type (antenna or not, steep or shallow underscore, rivets or > not, etc. A number of people added to it. > > > -- > 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/c0afe42f-9072-422f-8356-6e8a461229ad%40googlegroups.com > <https://groups.google.com/d/msgid/neonixie-l/c0afe42f-9072-422f-8356-6e8a461229ad%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/1227305691.2749405.1585942099751.JavaMail.open-xchange%40mtlgui02 > <https://groups.google.com/d/msgid/neonixie-l/1227305691.2749405.1585942099751.JavaMail.open-xchange%40mtlgui02?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/CAOX%2BRH%2BXGRrDq_4OkFu7ZtEr63gGBuNV_MXd2oVx83LVE7Ka4A%40mail.gmail.com.
