Summary
41 pentode. Output pentode originally designed for use in car radios. Introduced in 1933, it was superseded by its octal equivalent, 6K6G in 1936. This example would have been imported from the USA from an unknown manufacturer for replacement purposes. 6.3 volt indirectly heated cathode at 400 ma. equivalent 6k6 g/gt. mutual conductance 2100 amplification factor 157, manufactured for: Mullard, England, 1935-1955.
Physical Description
Base type: American style No. of pins in base: 6 Bulb shape: shouldered Bulb material: glass
More Information
-
Collection Names
-
Collecting Areas
-
Acquisition Information
Unknown Acquisition Method from Unknown Source, 13 Sep 1978
-
Manufactured For
Mullard (Australia) Pty Ltd, Sydney, New South Wales, Australia, 1935-1955
This example would have been imported from the USA from an unknown manufacturer for replacement purposes. -
Inscriptions
Bulb: MULLARD / 41 / (feint) MADE IN / U.S.A.
-
Classification
-
Category
-
Discipline
-
Type of item
-
Overall Dimensions
103 mm (Length), 38 mm (Outside Diameter)
-
Keywords