Antique radios, Old Time Radios
RE71
|
Country:
Germany
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Brand:
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| Tube type: |
Triode, vacuum Universal |
|
| Identical to |
RE71
|
| Similar
Tubes |
Normally replaceable-slightly different:
A_Telefunken
; RE71_Replica
Other base:
RE11
; RE11Am.
; RE71_Telefunken-Sockel
|
| First year |
1923
Tube leaflet collection E.Erb Analysis by original leaflets
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2.8 Volts / If 0.5 Ampere / Direct / Battery = |
| Description |
Die Angaben zum Heizstrom variieren in der Literatur, es sind Werte von 0,50 bis 0,55 A zu finden. Um diesen Heizstrom zu erreichen sind Heizspannung im Bereich zwischen 2,8 und 3,6 V nötig. (Die Herstellung der Heizfäden war damals noch nicht so präzise und nennenswerten Toleranzen unterworfen.)
|
| Tube prices |
1 Tube prices (visible for members
only)
|
| Information source |
Saga of the Vacuum Tube, Tyne p.439
Taschenbuch zum Röhren-Codex 1948/49
Katalog Radiohaus Grüner 1925
|
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RE71: Telefunken Werkstattbuch
Wolfgang Bauer
|
Just Qvigstad
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RE71: TFK-Werbeblatt
Michael Grzonka
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
Collection of
Collection of a member from D |
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