My parts arrived, so I finally got to try it. It actually works! Now on to trying variations - I plan to follow the course here <https://www.allaboutcircuits.com/textbook/experiments/chpt-5/current-mirror/> .
On Friday, March 24, 2017 at 11:26:32 PM UTC-4, Paul Andrews wrote: > > I wanted to start a discussion about constant current sources (as opposed > to sinks, because I want to provide a constant current to the anode > regardless of which cathode is pulled to ground). I've found many articles > on the web. Some for Nixie constant current sinks, some for LED constant > current sources, some more theoretical, some very simple, some very > complex. But no constant current *sources *for Nixies - i.e. designs for > a constant current source that include actual part numbers and component > values. I wanted to start simple, to make sure I have at least some grasp > of this topic, so here is my first stab. I would be grateful if anyone > could let me know if it would work as is or if I have made some fundamental > errors - ignoring improvements such as temperature stability for now (BTW > R3 is Re in the equations). > > Be gentle - this is all new to me! > > > <https://lh3.googleusercontent.com/-6_6C5llpeLk/WNXifCYtvXI/AAAAAAAAAg8/oXiVHkDrr8YlvZAji94FgfB9zsarvo-xgCLcB/s1600/CCS.jpg> > > -- 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 post to this group, send an email to neonixie-l@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/9a50fca9-5718-4e7d-8239-997ee6e321bb%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.