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Electronic Valve - Philips, Triode, Type A310, 1924-1929 Object Reg. No: ST 022541

Summary:
General purpose triode, introduced in 1924.
3.25 volt directly heated cathode. Used as a class A amplifier. Electrically equivalent to the RCA UX199.
Manufacturer: Philips, Holland.
Description:
Four pin base with metal shell. Most of bulb is missing.
Acquisition Information:
Donation from J. Du Faur, 1947
Discipline: Technology
Dimensions: 77 mm (Length), 36 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: Pinch: 6
Manufacturer: Philips, Holland, 1924-1929

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