Fivre 12AU7 486- Code On Tube
- 486
- Country
- Italy
- Factory Code
- Fivre, Pavia
- Getter
- Square Getter
- Glass Color
- Clear Glass
- Mica
- Double Mica
- Permanentid
- 3edk2043
- Pin Color
- Silver Pins
- Plate Color
- Matte Gray
- Plate Look
- Ribbed / Scale
- Plate Size
- 17mm
- Tip Shape
- Pinched Tip
- Year
- 1950s
