SCO PENTODE
Date1943
Inventory NumberVT0024
ClassificationVacuum Tube
Maker
COLUMBIA
Place of Origin
Dimensions4.2 × 1.8 × 1.8 cm (1 5/8 × 11/16 × 11/16 in.)
FunctionSharp Cutoff min 7-pin pentode. Dependable performance under shock & vibration- "state of the art at end of WWII"
Columbia Electronics Sales Company, Div. of Columbia Broadcasting System, Inc..
Object number: VT4841
Columbia Electronics Sales Company, Div. of Columbia Broadcasting System, Inc..
Object number: VT4842
T. C. Psychological Laboratory, Columbia University
Date: circa 1920
Object number: WJ1167
Columbia Phonograph Company
Date: circa 1904
Accessories: hollow, cylindrical, paper case
Object number: 8507
Columbia Phonograph Company
Date: 1904-1906
Accessories: headphones; The Conversation Method French [textbook]; The Conversation Method French: Prounouncing Lesson Manual; Note Book
Object number: 1996-1-0319a
Columbia Broadcasting System
Date: dated 1946
Accessories: wooden frame
Object number: 1991-1-0005
Columbia Recording Corporation
Date: dated 1948
Accessories: wooden frame
Object number: 1991-1-0006
Columbia Phonograph Company
Date: 1904-1906
Accessories: headphones; The Conversation Method French [textbook]; The Conversation Method French: Prounouncing Lesson Manual; Note Book
Object number: 1996-1-0319b