Antique radios, Old Time Radios
T113
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Country:
Germany
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| Identical to |
T113
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| Similar
Tubes |
Other shape (e.g. bulb type):
T113_WF
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| First Source
(s) |
22.Oct.1939 : Funkschau 1939 #41
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Successor Tubes
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T116
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
Top contact screw type.
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| Filament |
Vf 3 Volts / If 0.1 Ampere / Direct / Battery = |
| Description |
Electrometer tetrode with space charge grid for high impedance measurements.
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
32 x 123 x mm / 1.26 x 4.84 x inch |
| Tube prices |
3 Tube prices (visible for members
only)
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T113: Röhren-Handbuch Ludwig Ratheiser
Heinz Höger
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T113: RTT Franzis-Verlag
Wolfgang Holtmann
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Just Qvigstad
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T113: Telefunken Taschenbuch 1971
Anonymous 15 Collector
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9
Collection of
Collection of a member from D |
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Variants
T 113, TPW, Elektrometerröhre (Tetrode; eigentlich: Triode mit Raumladegitter) speziell für Röhrenvoltmeter mit extrem hohem Eingangswiderstand (Gitterstrom ~ 10-16 A). Dies wird durch besondere geometrische Abmessungen und bernstein-isolierte Gitterdurchführung erreicht.
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Diese Röhre wurde in etwas anderer Bauform auch vom Werk für Fernmeldewesen Berlin-Oberschöneweide, VEB, RFT (Ostd.) (D) hergestellt. Siehe Bild
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