Hi. I found that computer Вектор-06Ц have the same sound chip КР580ВИ53 that ПЭВМ "БАЙТ".
Emulation ПЭВМ "БАЙТ" working in Spectaculator after load ROM. Is possible emulate sound КР580ВИ53 in this or other emulator?
I found this file Тест i8253 In archive is ROM files КР580ВИ53?