Antique radios, Old Time Radios
29_Wunderlich
| Base |
6-Pin-Base U6A, old, USA (Codex=K)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2.5 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC |
| Description |
A triode with two equal grids and a single plate. Used as a full wave detector (am) with additional LF-amplification. Sylvania type 29 blue: The type 29 was Sylvania's equivalent to the Arcturus Wunderlich A. Apparently, Sylvania bought a few Arcturus Wunderlich A's and rebranded them Sylvania.
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
x 103 x 34 mm / x 4.06 x 1.34 inch |
| Weight |
38 g / 1.34 oz |
| Information source |
Tube Lore (II) p. 31
-- Collector info (Sammler)
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29_Wunderlich: W.H.
Wolfgang Holtmann
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Just Qvigstad
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