Online tubes manual in a place where you can find as much information about any tube as possible. It cointans basic data, nase diagram, tube photo and full datashett (if I only have original manufacturer's data). Russian and soviet tube names are always written with cyrillic letters, even if they look like latin letters. To aid to write cyrillic names all cyrillic letters are written below, you can use control-paste method to write this names
To find particular tube enter its name in form below and click "search". Tube names should not contain any spaces, as a decimal point (in types like 0.3Б65-135) always use a dot, not a comma. Letter case does not matter. In case of problems with finding your tube try to use '*' as a wildcard. For example - "*KF*" will find "KF1" and "TKF1"
In case you find any error report it tho author
А Б В Г Д Е Ё Ж З И Й К Л М Н О П Р С Т У Ф Х Ц Ч Ш Щ Ъ Ы Ь Э Ю Я