Antique radios, Old Time Radios
SMF1
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Country:
Hungary
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| Identical to |
SMF1
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| Base |
Subminiatur (wire-ends, flat) B5A
Wires only.
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| Filament |
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| Description |
Possibly a manufacturing sample.
Tetrode/Pentode.
Similar construction to the ME1403 electrometer tube.
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| Information source |
-- Collector info (Sammler)
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Just Qvigstad
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Collection of
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