Antique radios, Old Time Radios
NR13A
Country:
Great Britain (UK)
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Identical to |
NR13A
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Base |
IS-2 (Interservice, UK 1918)
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Was used by |
Military and/or Government |
Filament |
Direct / Battery = |
Description |
Bright emitter tube used in British Navy
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Information source |
British Radio Valves - The Vintage Years: 1904-1925 Page 119
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