15.5mm numeric tube manufactured by Mulllard

The CV5278 is a red coated endview nixie tube manufactured by Mullard. This tube is equal to the ZM1020 or Z520M by Mullard, but the CV number indicates a military or government use, probably by great britain.
Brand / Manfacturer Mulllard
Same Types
Likely Tyes
Symbol height in mm 15.5
Characters / Symbols 0.9
Decimal point none
Base / Socket B13B
Starting Voltage (typ) 170 V
Maintaining Voltage (typ) 145 V
Current per Segment 2mA
Reccomend Resistor 12.5kOhm = 2mA


See ZM1020 Mullard for images of the digits