7.75mm symbol & letter tube manufactured by National Electronics

The NL-40225AL is a very small smybol nixie tube manurfactured by National Electronics. It can display the Letters A to E, the plus sign and the minus sign. It is identical to the B-40225-AL
Brand / Manfacturer National Electronics
Same Types
Likely Tyes
Symbol height in mm 7.75
Characters / Symbols A,B,C,D,E,+,-
Decimal point none
Base / Socket SK-116
Starting Voltage (typ) 170 V
Maintaining Voltage (typ) 145 V
Current per Segment 1mA
Reccomend Resistor 25kOhm = 1mA