Branded Marconi
Pinched Tip
- Code On Tube
- K61-R8H
- Country
- Great Britain
- Factory Code
- R - Mullard, Mitcham, R - Mullard, Mitcham
- Getter
- Square Getter
- Getter Support
- Double
- Glass Color
- Clear Glass
- Mica
- Double
- Permanentid
- 1la1hpuhsd
- Permanentid
- 1la1hpuhsd
- Pin Color
- Silver Pins
- Plate Color
- Matte Gray
- Plate Look
- Ribbed / Scale
- Plate Look
- Ribbed / Scale
- Plate Size
- 17mm
- Plate Size
- 17mm
- Tip Shape
- Pinched Tip
- Tip Shape
- Pinched Tip
- Year
- 1958
- Year
- 1958
