NUP 102
15.5mm numeric tube manufactured by National Union
The NUP 102 is a numeric end view nixie tube manufactured by National Union. It can display numerals one to nine and uses a black paint for better contrast. Since there are not many models of tubes made by National Union, its likely that this tube is very old. It also has very interesting shaped digits, giving the tube a unique look.
| Brand / Manfacturer | National Union |
| Same Types | |
| Likely Tyes | |
| Symbol height in mm | 15.5 |
| Characters / Symbols | 0-9 |
| Decimal point | none |
| Base / Socket | 0 |
| Starting Voltage (typ) | tested at 170V, 10kOhm V |
| Maintaining Voltage (typ) | 0 V |
| Current per Segment | 0mA |
| Reccomend Resistor | 0 |
