6550C-SVT TAD Svetlana Premium Matched ( SED 6550C winged -C-) Single
Typ: 6550C Leistungselektronenröhre. Ausführung: TAD 6550C-SVT SELECTED. Tube type: 6550C power tube. Version: TAD 6550C-SVT SELECTED. Manufacturer: Svetlana. Selektion: TAD Selected. Selection: TAD selected.