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