Znalazłem bardzo ciekawy artykuł o lampach z serii 6146 A B W
http://translate.googleusercontent.com/translate_c?depth=1&hl=pl&prev=search&rurl=translate.google.pl&sl=en&u=http://www.arizona-am.net/misc_files/6146tubefamily.pdf&usg=ALkJrhhHyD1xMduLqjUCMLl0kFkqVBM-LA
W oryginale http://www.arizona-am.net/misc_files/6146tubefamily.pdf
http://translate.googleusercontent.com/translate_c?depth=1&hl=pl&prev=search&rurl=translate.google.pl&sl=en&u=http://www.arizona-am.net/misc_files/6146tubefamily.pdf&usg=ALkJrhhHyD1xMduLqjUCMLl0kFkqVBM-LA
W oryginale http://www.arizona-am.net/misc_files/6146tubefamily.pdf
161BD850 Cezary Legionowo