30mm symbol tube manufactured by Philips

The ZM1043 is a special character indicator tube with clear glass. The tube can display the plus and minus sign and was used along with the ZM1040 in measuremenent devices. The round windows inside the tube grid gives it a special apperance
Brand / Manfacturer Philips
Same Types
Likely Tyes
Symbol height in mm 30
Characters / Symbols +,-
Decimal point none
Base / Socket B13B
Starting Voltage (typ) 170 V
Maintaining Voltage (typ) 140 V
Current per Segment 4.5mA
Reccomend Resistor 6.8kOhm = 4.5mA