Copy that... On Wed, May 5, 2021 at 2:42 PM Tidak Ada <offl...@zeelandnet.nl> wrote:
> Oops, a typo.It is ZM1215 of course as the file name says. > eric > Verstuurd vanaf mijn iPhone > > Op 5 mei 2021 om 22:36 heeft Jon Jackson <jondad...@gmail.com> het > volgende geschreven: > > > is this a ZM1251 or ZM1215 ?? You have conflicting info... > > On Wed, May 5, 2021 at 2:29 PM Tom Harris <celephi...@gmail.com> wrote: > >> Thanks for the ideas but it was definitely static with the pulses just >> used to turn the lamps on or off. After that they would keep their state >> indefinitely. >> >> Tom Harris <celephi...@gmail.com> >> >> >> On Thu, 6 May 2021 at 01:21, gregebert <gregeb...@hotmail.com> wrote: >> >>> If it was pulsed-DC, then it probably was simple multiplexing. >>> >>> I have thought about doing it with AC, which makes the driver more >>> complex, but it will make the bulbs last longer since both electrodes will >>> be illuminated (alternately, of course). Not sinusoidal AC, but >>> square-waves. If you do the math, a typical neon bulb is "on" for about 2/3 >>> of an AC cycle (on at 90V, off at 60V) so that would be my starting point >>> for multiplexing. I was thinking a 7 x 9 matrix, using 2:1 multiplexing. >>> It's more driving circuitry but it might be possible with an HV-series >>> device that can drive high and low. >>> >>> On Wednesday, May 5, 2021 at 5:46:13 AM UTC-7 celephicus wrote: >>> >>>> Can someone please help me out, I remember an article from some scanned >>>> book from the 60s where a set of neon lamps were connected in a matrix with >>>> clever biasing and pulses on the row & column could toggle an individual >>>> lamp. I thought it was the GE glow lamp manual but it seems not. >>>> >>> -- >>> 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/3fbf8723-0461-443e-8b97-e4c97e1417can%40googlegroups.com >>> <https://groups.google.com/d/msgid/neonixie-l/3fbf8723-0461-443e-8b97-e4c97e1417can%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/CAHjG12SsjFL%3DKVx8OAnCBBHfi__-MAQUh5EyfRKkU88q%3DDBcVg%40mail.gmail.com >> <https://groups.google.com/d/msgid/neonixie-l/CAHjG12SsjFL%3DKVx8OAnCBBHfi__-MAQUh5EyfRKkU88q%3DDBcVg%40mail.gmail.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/CAC%3DcyqduE0otsTquZszcQrpZaPL0YZX8THTwXQMSXpax13jHQg%40mail.gmail.com > <https://groups.google.com/d/msgid/neonixie-l/CAC%3DcyqduE0otsTquZszcQrpZaPL0YZX8THTwXQMSXpax13jHQg%40mail.gmail.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/92014AA2-E884-4AEE-A94D-B2353FAC88F5%40zeelandnet.nl > <https://groups.google.com/d/msgid/neonixie-l/92014AA2-E884-4AEE-A94D-B2353FAC88F5%40zeelandnet.nl?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/CAC%3DcyqdrJPm%3DsBOhNW-S_%2B8am5NyZYkoiEGa4op21FKxFi3BkA%40mail.gmail.com.
