history is hard to find! I think they were on the order of $25 each in the early 2000s. Although the inflation happened pretty regularly.
I was looking at some old posts from 2002, folks were discussing the outrageous price of $800 for a box of 100 ZM-1040 tubes :) On Saturday, May 25, 2024 at 5:27:48 PM UTC-7 gregebert wrote: > How much were 7971's selling-for back in 2001, or whenever you got them ? > Today I see them around 200 USD; I paid 80 USD back in 2017 when I built > my 8-tube clock. > Long ago, as in the 1970's, I think PolyPaks was selling surplus 2-tube > modules for 8 USD. > > On Saturday, May 25, 2024 at 11:01:41 AM UTC-7 Leroy Jones wrote: > >> Here's another. >> >> On Saturday, May 25, 2024 at 2:00:00 PM UTC-4 Leroy Jones wrote: >> >>> Built this in 2001. Each tube has its own driver card. Each card >>> contains (2) 74LS273 8-bit latches. MPSA42 transistors switch each >>> segment via 30k anode resistors. >>> 74LS273 outputs operate transistor base via 100k resistor. 15 of 16 >>> bits used for tube. >>> There is one extra unused bit. >>> >> -- 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/32dcaece-533d-41d1-955b-9b9c097cc11en%40googlegroups.com.
