Try the ZXCT1009. It's a current mirror on a single 3 pin package intended for high side current sensing. https://www.diodes.com/assets/Datasheets/ZXCT1009.pdf
The output voltage can go straight into the ADC input of a microcontroller. Tom Harris <celephi...@gmail.com> On Tue, 21 May 2019 at 10:08, gregebert <gregeb...@hotmail.com> wrote: > Thanks for posting this! I had no idea there were diff-amps available > that could handle such a high input voltage. A single instance is all you > really need even if there are multiple tubes, because it's possible to > measure each tube individually by blanking all others. > > -- > 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 email to neonixie-l@googlegroups.com. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/45f7c438-d911-4e02-9724-da76df1e8ebd%40googlegroups.com > <https://groups.google.com/d/msgid/neonixie-l/45f7c438-d911-4e02-9724-da76df1e8ebd%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- 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/CAHjG12SR%2BKNVCeFN2UFqRO9uVVubOf7qVo11Q87DWC90N_6BqQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.