B4021

7.8mmmm numeric tube manufactured by Burroughs

The B4021 is a very small numeric endview nixie tube manufactured by Burroughs. It has a very low ionization voltage of only 120V. The B4024 is very similar but has letters and numbers
Brand/ManfacturerBurroughs
Same Types
Likely Tyes
Symbol height (mm)7.8mm
Display0-9
Decimal pointnone
BaseSK-116
Starting Voltage (typ)120 V
Maintaining Voltage (typ)100 V
Current per Segment1mAmA
Reccomend Resistor20kOhm @ 120V