Antique radios, Old Time Radios
MT31
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Country:
Italy
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| Identical to |
MT31
= 3C70
= W31_Zenith
= RS31
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| Similar
Tubes |
Other class quality (otherwise equal):
RS31g
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| Base |
SPECIAL TUBEBASE in general
Top contact with a cap.
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| Filament |
Vf 10 Volts / If 4.8 Ampere |
| Description |
Transmitting triode by Officine Marconi, Genova, Italy. Two used in the A350-1 trailer mounted transmitter of Italian Army, 1935.
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| Information source |
-- Original prospect or advert La Radio in Grigioverde
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MT31
Emilio Ciardiello
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Collection of
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| Data Compliance |
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