The GR-111a is a small nixie tube with a decimal point. It was made by Rodan-Okaya of Japan. I particularly like the red label on this tube.
| Digit size | 12mm |
| Min current | 1.5mA |
| Max current | 3mA |
This contains details of the GR-111a:
1970_D4512-AA-1
Nixie stuff