Antique radios, Old Time Radios
RD140
|
Country:
Germany
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| Identical to |
RD140
|
| Similar
Tubes |
Other shape (e.g. bulb type):
OA643
Different maximum ratings:
RD120
; RD141
|
| First Source
(s) |
1952 : - - Manufacturers Literature
|
| Base |
Wires
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| Description |
Material/Aufbau: Germanium Punktkontakt (Ge-Richtdiode);
Form/Case: verschiedene Bauformen (Patrone, Lötfahnen);
Daten/electr.data: I F: >5 mA; U F: 1 V; I sp: __ µA; U sp: 40 V @ 1 mA; 10 mWs; Imax: 30 mA; Umax: 40 V; R sp: >500 kΩ @ 10 V; tmax j: 60 °C.
Variante: RD140a = I F: >2 mA, R sp: >350 kΩ @ 10 V -
|
| Information source |
- - Manufacturers Literature WBN-Katalog 1952
Röhren Taschenbuch, Bd. II, Leipzig
|
|
RD140: KTT 4.Aufl. Franzis-Verlag
Heinz Höger
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RD140: Radio und Fernsehen 4/56
Egon Strampe
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