Antique radios, Old Time Radios
4615
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Country:
United States of America (USA)
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| Identical to |
4615
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| Similar
Tubes |
Normally replaceable-slightly different:
CX12
; WX12
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 5 Volts / If 0.25 Ampere / Direct / Battery = |
| Description |
Page no 671 of the fall 1928 issue of the Sears Roebuck catalog announces a new catalog number series for radio tubes. The 46XX replacing the 29XX series. The 4615 is a new tube and is equivalent to the UX112A. The company sold the standard range of tubes and these were made by a few small manufacturers. The "WLS" (Worlds largest Store") brand was either hot branded on the base or a paper label on the glass. The 4615 was also listed in the Spring 1929 catalog. The Fall 1929 catalog has an entireely new catalog number series and the 4615 became the 57T112A
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Dimensions (WHD)
incl. pins / tip |
x 108 x 45 mm / x 4.25 x 1.77 inch |
| Weight |
47 g / 1.66 oz |
| Information source |
Tube Lore (I) page 16
Sears, Roebuck Catalogs (Silvertone) Page 671 Fall 1928 issue
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4615: Fin Stewart
Fin Stewart
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Just Qvigstad
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