Antique radios, Old Time Radios
H406D
 |
| Identical to |
H406D
|
| Similar
Tubes |
Normally replaceable-slightly different:
S409
|
| First year |
1928 Tube leaflet collection E.Erb Analysis by original leaflets |
| First Source
(s) |
Jul.1928 : Funk Bastler (, Der...) 1928, Heft 31
|
|
| Base |
Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Er)
|
| Filament |
Vf 4 Volts / If: 0.06 Ampere / -: Direct / |
| Tube prices |
1 Tube prices (visible for members
only)
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
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|
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|
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H406D: MS
Martin Steyer
|
| |
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H406D: Telefunken Werkstattbuch
Wolfgang Bauer
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| |
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H406D: JR
Jacob Roschy
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|
| Usage in Models |
1= 1928? ; 2= 1928 ; 1= 1930 |
| Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 4 |
|
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