Summary
Beam Tetrode used as the output valve in radios in the 1940s and 1950s. This valve was the most common type used in domestic radios in that period but it was also widely used in amplifiers, transmitters and instruments. It is still manufactured for the audiophile and guitar amplifier market.
Australian made Mullard branded tubes were normally manufactured by Philips. The excise mark (½) indicates that this was the case for this valve.
Manufacturer: Philips Electrical Ltd., Hendon, South Australia.
6.3 V indirectly heated cathode.
Physical Description
Tubular bulb on seven pin octal base
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Unknown Acquisition Method from Unknown Source, 19 Apr 1972
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Manufacturer
Philips Electrical Industries Pty. Ltd., Hendon, South Australia, Australia, circa 1950
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Inscriptions
Bulb: 6V6GT/G Base: Mullard/Made in Australia/1-2
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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
81 mm (Length), 32 mm (Outside Diameter)
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Keywords