odin55Preface: This article has a spec sheet from the OEM. Your tube should be marked as a C55-A model. If you have a 60W Odin-32 then this is not your tube.Preface: This article has a spec sheet from the OEM. Your tube should be marked as a C55-A model. If you have a 60W Odin-32 then this is not your tube.