You could add an MPSA42 for each extra decimal point. Or use a chip with more outputs like any of the Microchip HV series (5522,5530,5523, etc).
On Mon, Feb 24, 2020, 11:22 AM John Snow <jroperk...@gmail.com> wrote: > I'm trying to use 74141 drivers (intentionally), they have enough outputs > to drive 0-9 per tube; but not including a display point. > > I'm hoping to use a seperate driver to drive the display points (with an > approproate resistor to reduce the current from numerical display levels) > > Will this mean I can only have one decimal point active at a time? > > I don't have the parts to breadboard yet, so stuck to theoretical. > > -- > 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/eb675b06-8721-4416-b14a-733f630e5a15%40googlegroups.com > <https://groups.google.com/d/msgid/neonixie-l/eb675b06-8721-4416-b14a-733f630e5a15%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/CALcVLK%2B%2BEyttmfeFf774dE4dGrP-sB-2WLn%3Dvrh9iVdmtpFRQw%40mail.gmail.com.
