12mm numeric tube manufactured by Matsushita
The CD72 is a clear glass numeric tube manufactured by Matsushita. Its a medium size tube that can display 0-9 and right decimal point. This tube is rather uncommon and harder to find. The CD71LA and CD78 ar smiliar but have a smaller digit size.
|Symbol height (mm)||12|
|Starting Voltage (typ)||170 V|
|Maintaining Voltage (typ)||140 V|
|Current per Segment||1.5mA|
|Reccomend Resistor||20kOhm @ 170V|