Summary
Early triode. Manufacturer: Lumos, France.
3 to 4 volt directly heated cathode with mesh anode. Anode voltage is 40 to 80.
Physical Description
Small conical bulb ( with broken evacuation tip) on 4 pin European style base with brass shell.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Donation from Australian Wireless Valve Co (AWV Co), 23 Feb 1972
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Manufacturer
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Inscriptions
Base: Paper label: Fil. Volts 3-4. Fil. Amps .06 av./Anode volts 40-80/"LUMOS"
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Brand Names
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Classification
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Category
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Discipline
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Type of item
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Overall Dimensions
110 mm (Length), 35 mm (Outside Diameter)
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Keywords