15.5mm symbol bi-quinary tube manufactured by Adzam

The ZM1031 is a red coated numerical nixie tube manufactured by Adzam. Its a biquinary tube for use with the ZM1030 numeric tube
Brand / Manfacturer Adzam
Same Types
Likely Tyes
Symbol height in mm 15.5
Characters / Symbols +,-
Decimal point none
Base / Socket B9A
Starting Voltage (typ) 170 V
Maintaining Voltage (typ) 140 V
Current per Segment 3.8mA
Reccomend Resistor 8.2kOhm = 3.6mA


Images of the digits will follow