Radio Antica e Radio d'epoca
LF_non-ring
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Stato:
Gran Bretagna (Regno Unito)
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| Identico a |
LF_non-ring
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| Zoccolo |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Utilizzata per |
Radio/TV-reception etc. |
| Filamento |
Vf 2.7 Volt / If 0.06 Ampere / Direct |
| Descrizione |
This tube is a Dull Emitter low consumption type. It iwas specially designed to eliminate microphonic noise by damping out vibration transmitted to the tube base.
The tube is mounted with flexible leads encased in free rubber dampers and the whole is suspended within a protective cover by resilient bands..
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| Bibliografia |
- - Manufacturers Literature Undated tube booklet c. 1925
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LF_non-ring: Fin Stewart
Fin Stewart
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Just Qvigstad
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LF_non-ring: Fin Stewart
Fin Stewart
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[rmxtube-en]
| Conformità dei dati |
Ulteriori informazioni |
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