Antique radios, Old Time Radios
MR3D
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Country:
Hungary
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| Identical to |
MR3D
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| Similar
Tubes |
Differences not known by us:
MR3
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 3.5 Volts / Direct / Battery = |
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MR3D: web
Sándor Perneky
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
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[rmxtube-en]
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