Hewlett Packard
| Brand on Tube | Hewlett Packard |
|---|---|
| Real Tube Manufacturer | Amperex |
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| Country | Holland |
| Tip Shape | Pinched Tip |
| Glass Color | Clear Glass |
| Mica | Double |
| Getter | O-Getter Halo |
| Getter Support | One |
| Plate Look | Ribbed / Scale |
| Plate Size | 14mm |
| Plate Color | Matte Gray |
| Pin Color | Silver Pins |
