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Double Ended Carbon Heater Lamp ROBERTSON 230-250V 250W
Lampe chauffante à filament de carbone
Kohlefaden Wärmelampe

Double ended lamp with a centrally supported zigzag filament, made by GEC in England around 1935, designed for horizontal use. It was used in some domestic heaters, but also in banks of four or six as resistances in some British navy wireless transmitting equipments (dummy loads for testing the output of radio transmitters) (CV311 = 5L/444).

 

Double Ended Carbon Heater Lamp ROBERTSON 230-250V 250W

Longueur • Length • Länge : 272 mm • 10" 3/4
Diamètre • Diameter • Durchmesser : 57 mm • 2" 1/4

Double Ended Carbon Heater Lamp ROBERTSON 230-250V 250W

Double Ended Carbon Heater Lamp ROBERTSON 230-250V 250W

Double Ended Carbon Heater Lamp ROBERTSON 230-250V 250W

The upward broad arrow government property mark (British Ministry of Defence)

 


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