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Year: 1936–1945 ? | Category: Power supply/conditioner or battery or charger |
Wave bands | - without |
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Details | |
Loudspeaker | |
Power out | |
from Radiomuseum.org | Model: Bias Cell & Holder GB11A - Mallory P.R. & Co.; |
Material | Various materials |
Shape | Miscellaneous shapes - described under notes. |
Dimensions (WHD) | 15 x 15 x 8 mm / 0.6 x 0.6 x 0.3 inch |
Notes | A form of "C" battery called the bias cell, a button-size miniature battery designed to deliver a constant voltage with no current drain. Introduced by the P R Mallory Company, these cells were popular between 1936 and 1945. Original box with Mallory Holder and mounting insulators. References: https://en.wikipedia.org/wiki/Battery_(vacuum_tube http://www.antiquewireless.org/uploads/1/6/1/2/16129770/09-the_mallory_bias_cell.pdf |
Price in first year of sale | 0.24 CDBN |
Mentioned in | - - Manufacturers Literature (Mallory 1940 Catalog) |
Model page created by Jack Sorensen. See "Data change" for further contributors.
All listed radios etc. from Mallory P.R. & Co.; Indianapolis
Here you find 26 models, 21 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.