Antique radios, Old Time Radios
WD11
|
Country:
United States of America (USA)
|
|
| Identical to |
WD11
= 11
= C11
|
| Similar
Tubes |
Normally replaceable-slightly different:
M11
Other base:
12
; DE11
; WD12
; WX12
|
| First year |
Jan.1922
Saga of the Vacuumtube, Tyne page 310
|
| First Source
(s) |
Jan.1922 : Saga of the Vacuumtube, Tyne
|
|
Successor Tubes
|
1923
WD12
WX12
864
|
| Base |
WD-base (Codex=Bw)
|
| Filament |
Vf 1.1 Volts / If 0.25 Ampere / Direct / Battery = |
| Description |
Oxyde coated, first without getter then lime-getter. First form with a brass base (BB) with tip. Second has bakelite base and is smaller, tipped. Third version is bakelite, no tipp, clear. Then bakelite, no tipp but opaque getter (not clear). For Detector Aeriola Senior as first Model. Plate has a bigger diameter at the base.
Text in other
languages (may
differ)
|
| Tube prices |
63 Tube prices (visible for members
only)
|
| Literature |
Saga of the Vacuumtube, Tyne
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
|
| |
|
| |
WD11: RCA
Anonymous 56 Collector
|
|
|
 |
|
WD11
Geri Meier
|
| |
|
WD11: KoBi
Konrad Birkner † 12.08.2014
|
| |
|
WD11: KoBi
Konrad Birkner † 12.08.2014
|
|
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):50
Collection of a member from USA
Collection of a member from D
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