Shortly after, the MAN-2 came out. It's a 5x7 matrix and could display the ASCII character set. I still have 2 samples my father got from a vendor sometime around 1973. That was the beginning of the end for nixies.
On Saturday, December 19, 2020 at 12:55:00 AM UTC-8 Mark Moulding wrote: > I believe that the Monsanto MAN-1 was the first commercially available > 7-segment LED display. It was introduced in 1969, but was so expensive > (~$300 each, or $175 in 1000s) that it didn't get much use until later in > the 70s. > > I was surprised to find that the Numitron (or its ilk: Minitron, Apollo > IEEE, and Wamco, and the Russian IV9 and IV16) was also introduced around > that time. All of the data sheets I have (that are dated - many are not) > were published around 1972. The Numitron was certainly a mature technology > by that time, but given that its fundamental technology had been available > since the 1920s, I would have thought it to have been available much > earlier. > ~~ > Mark Moulding > > > On Friday, December 18, 2020 at 8:38:45 PM UTC-8 nixiebunny wrote: > >> The Monsanto MAN-1 was just about the first. It was a calculator sized >> single digit in a 10 pin flatpack with staggered pins. >> HP made their display with a controller chip in it soon after. >> I have a huge three ring binder full of display brochures from 1969 that >> I found at Black Hole surplus about 20 years ago. It's an amazing >> collection of advanced and obsolete technologies. >> >> >> On Fri, Dec 18, 2020, 6:06 PM peter bunge <[email protected]> wrote: >> >>> Can anyone remember what the first LED displays looked like? >>> My first experience was with a 3 digit multiplexed display with bubble >>> magnifiers. Did these come out before the single 7 segment displays with >>> bigger digits? >>> Did Numitron incandescent come out before the LED displays? >>> >>> -- >>> 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/92490683-c82c-4258-aeb7-d80f14cec5f6n%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/neonixie-l/92490683-c82c-4258-aeb7-d80f14cec5f6n%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/8f6b8302-6ba8-4cc4-91ec-822af90cac6bn%40googlegroups.com.
