Hewlett Packard by Amperex GZ34 5AR4 F32- Base
- Black
- Bottle Height
- Half
- Code On Tube
- f32 B
- Country
- Great Britain
- Factory Code
- B - Mullard, Blackburn, B - Mullard, Blackburn
- Getter
- O-O Double Getter
- Glass Color
- Clear Glass
- Mica
- Double
- Permanentid
- mitkrfxq
- Pin Color
- Silver Pins
- Plate Color
- Matte Gray
- Year
- 1962/63 (B2J2 and B3I2)
