It's cyrillic, sad that larger version don't exists.
Carattere suggerito
Eagle Bold Suggeriti da ellouder2OMG 
It seems to be Eagle Bold, well, I'm not sure if it's that source (do not edit message by frd because I do not have any more ideas to suggest a source)
Modificato su 05/11/2017 alle 16:03 da marty666
No, rounds not so equable to each other by width or height with Eagle. Caros looks very similar but "У" and "к" slightly different.
Fuso orario: CEST. Ora sono le 04:54