This type of tube, IN-4, is a particular nixie: it has the possibility to be controlled in normal mode and in biquinary mode (cathode will be connected in pairs with the cabling). This nixie tube was produced in two versions: a fine grid model and a big grid model (the model of this page).
|type||-||IN-4 large grid|
|symbols||-||0, 1, 2, 3, 4, 5, 6, 7, 8, 9|
|dimensions||mm||⌀ 30 x 41|
|cathode current||mA||2.5 - 3|
|socket or alternative||-||PL31 (ПЛ31), PL31p (ПЛ31п), PL31-2V (ПЛ31-2B)|