Antique radios, Old Time Radios
HL4_Tungsram
Country:
Hungary
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Identical to |
HL4_Tungsram
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Similar
Tubes |
Normally replaceable-slightly different:
244V
; 4HLAC
; MHL4
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Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928
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Was used by |
Radio/TV-reception etc. |
Filament |
Vf 4 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC |
Information source |
Universal Vade-Mecum, Electron Valves and Semiconductor Devices p. 137
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HL4_Tungsram: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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