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Electronic Valve - Philips, Pentode, Type 6SJ7GT, circa 1955 Object Reg. No: ST 032885

Summary:
Sharp cut-off pentode. Manufacturer: Philips, South Australia.
This valve was popular for use in audio amplifiers and electronic instruments from the late 1930s to the early 1950s.
6.3 V indirectly heated cathode.
Description:
Tubular glass bulb on octal base with metal shell.
Acquisition Information:
Unknown from Unknown
Discipline: Technology
Dimensions: 81 mm (Length), 33 mm (Diameter)

More information

Tagged with: thermionic electron valves
Themes this item is part of: Engineering Collection, Information & Communication Collection
Primary Classification: ELECTRONICS
Secondary Classification: Vacuum Technology
Tertiary Classification: amplification
Inscriptions: Bulb: 6SJ7/GT
Base: PHILIPS/Miniwatt/MADE IN AUSTRALIA/(excise mark 1 over 2)
Paper label on base: INSTALLED 26-9-1978/NOT NEW BUT EMISSION OK
Manufacturer: Philips Electrical Industries Pty. Ltd., Hendon, South Australia, Australia, circa 1955

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