Antique radios, Old Time Radios
GR21
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Country:
Switzerland
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| Identical to |
GR21
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| Base |
Wires
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| Filament |
--/-- |
Dimensions (WHD)
incl. pins / tip |
13 x 42 x mm / 0.51 x 1.65 x inch |
| Information source |
Schweizer Elektronenröhren 1917-2003, Willi E. Seite 103
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Collection of
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