Branded Telefunken
Pinched Tip
- Code On Tube
- mC1 D7E
- Country
- Germany
- Factory Code
- D - Valvo, Hamburg
- Getter
- O-Getter Halo
- Getter Support
- One
- Glass Color
- Clear Glass
- Mica
- Double
- Permanentid
- s668frog
- Pin Color
- Silver
- Plate Color
- Matte Gray
- Plate Look
- Ribbed / Scale
- Plate Size
- 17mm
- Tip Shape
- Pinched Tip
- Year
- 1957
