NL 5448
15.5mm symbol tube manufactured by National Electronics
The NL 5448 is a clear glass symbol nixie tube manufactured by National Electronics. It can display the plus and minus sign, a OL sign and has two decimal points. The OL sign is very uncommon along nixie tubes, and might be used in measurement devices to display "OVERLOAD" of the selected measurement mode. The tube is identical to the B5448
| Brand / Manfacturer | National Electronics |
| Same Types | |
| Likely Tyes | |
| Symbol height in mm | 15.5 |
| Characters / Symbols | +,-,OL |
| Decimal point | left, right |
| Base / Socket | RTS-54 |
| Starting Voltage (typ) | 170 V |
| Maintaining Voltage (typ) | 0 V |
| Current per Segment | 2mA |
| Reccomend Resistor | 10kOhm@170V, 39kOhm@250V, 56kOhm@300V according to datasheet |
