Antique radios, Old Time Radios
JM
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Country:
France
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Brand:
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| Tube type: |
Screen-grid Tetrode RF/IF-Stage |
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| Identical to |
JM
= Bigrille_rouge
= R67
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| First Source
(s) |
29.Dec.1928 : - - Manufacturers Literature Advert.
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| Base |
French Bigrille 5 pin (D)
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| Filament |
Vf 4 Volts / Direct / Battery = |
| Description |
Base connections are different from the usual Bigrille types. Red base to prevent users from confusing the types.
Text in other
languages (may
differ)
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| Information source |
-- Collector info (Sammler)
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JM: KoBi
Konrad Birkner † 12.08.2014
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JM: Advert. 1928
Anonymous 15 Collector
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
Collection of
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