Antique radios, Old Time Radios
EF12spez.
 |
| Identical to |
EF12spez.
|
| Similar
Tubes |
Multiple differences or of other kind:
EF12
|
|
| Base |
German Steel Y8A, 1938
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 6.3 Volts / If: 0.2 Ampere / -: Indirect / -: Parallel / series AC/DC / |
| Description |
Special version as FM-IF amplifier w/ metal envelope connected to separate pin.
AVO Test data indicates 25% lower Gm.
Text in other
languages (may
differ)
|
| Tube prices |
2 Tube prices (visible for members
only)
|
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| |
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| |
Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
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B.N.
Bernhard Nagel
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|
Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund
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|
Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund
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| Usage in Models (calculation each 25th of the
month) |
2= 1949 ; 2= 1950 ; |
| Number of Models at Radiomuseum.org with
this tube (valve, valves, valvola, valvole,
válvula, lampe): 4 |
|
| No further Information
for |
EF12spez. |
|
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