7.8mm symbol tube manufactured by Burroughs
This is a unknown miniature nixie tube manufactured by Burroughs. It can display the letters A to E as well as the plus and minus sign. If you have any information about this tube, i would be happy to hear about it UPDATE 11/JAN/2020: I got a message an the information that this is a type B-40225-AL.
|Symbol height (mm)||7.8|
|Starting Voltage (typ)||170 V|
|Maintaining Voltage (typ)||0 V|
|Current per Segment||0mA|
|Reccomend Resistor||Tested at 10kOhm|