I guess you have the Russian datasheet, like this one, from Dieter's site:
http://www.tube-tester.com/sites/nixie/dat_arch/IV-21_IV-27.pdf
I don't read Russian, but they use Ma, for mA, for currents, and B, for
V, for volts. That, and having used VFDs, it looks like the nominal
filament
Here's the Russian text and English translation done quickly with Abbyy
Finereader and Google Translate (there are errors so please check it
yourself, i didn't have time to do a proper check myself).
/Martin
Russian:
ИВ-21
Индикатор цифровой многоразрядный вакуумный люминесцентный
On 19/08/2014 19:02, Dekatron42 wrote:
Here's the Russian text and English translation done quickly with
Abbyy Finereader and Google Translate (there are errors so please
check it yourself, i didn't have time to do a proper check myself).
/Martin
Ha! I overlapped with Martin with the same
Alright, thanks. Yeah this is my first attempt with VFDs, I've only played
with some IV-9s before but they have been enough to get me interested. I
guess I'll just play it safe and gradually increase the voltage. Hopefully
I won't need an AC current for the filament as it's not something I've
