15.5mm numeric tube manufactured by ITT
The GN-4A is a clear glassnumeric nixie tube manufactured by ITT. Its relatively compact and round shaped. There are a few other GN-4A models manufactured by different comapnies.
|Symbol height (mm)||15.5|
|Starting Voltage (typ)||170 V|
|Maintaining Voltage (typ)||V|
|Current per Segment||2mA|
|Reccomend Resistor||15kOhm @ 170V, 56kOhm @ 250V, 82kOhm @ 300V according to datasheet.|