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alternative name
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Chicago Radio Lab | ||||
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Year: 1936 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
Valves / Tubes | 4: 15 15 75 38 |
Main principle | Superheterodyne (common); ZF/IF 456 kHz |
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Tuned circuits | 6 AM circuit(s) |
Wave bands | Broadcast only (MW). |
Details | |
Power type and voltage | Storage Battery for all (e.g. for car radios and amateur radios) / =6 Volt |
Loudspeaker | Magnetic loudspeaker (reed) generic. / Ø 6 inch = 15.2 cm |
Power out | |
from Radiomuseum.org | Model: 4V31 Ch= 5405 - Zenith Radio Corp.; Chicago, |
Material | Wooden case |
Shape | Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges. |
Dimensions (WHD) | 12.7 x 15.6 x 10.1 inch / 323 x 396 x 257 mm |
Notes | Farm Radio . There are modified models around (AC 240 V). See also there. |
Price in first year of sale | 40.00 $ |
External source of data | Ernst Erb |
Source of data | The Radio Collector's Directory and Price Guide 1921 - 1965 |
Circuit diagram reference | Rider's Perpetual, Volume 6 = 1935 and before |
Mentioned in | Collector's Guide to Antique Radios 4. Edition |
Literature/Schematics (1) | Zenith Radio The Glory Years 1936-1945 |
Literature/Schematics (2) | Table Top Radios Vol. 1 Stein 98 (page 168.) |
Literature/Schematics (3) | Cathedral & Tombstone Radios (page 280.) |
All listed radios etc. from Zenith Radio Corp.; Chicago, IL
Here you find 4275 models, 3894 with images and 3389 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
Hits: 2383 Replies: 2
zenith: Ch= 5405; 4V31 (4 V 31)
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Gian-Fausto Balestra
01.Feb.07 |
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Zenith 5405 - Long Distance - REG. U.S. PAT. OF. Nel modello della mia collezione vi sono 5 valvole 15 15 75 38 80 tensione alternata a 240 volt |
Ernst Erb
01.Feb.07 |
2
Dear Gian-Fausto Sorry, I can only read Italian, not write. Many of these battery models have been converted later for mains supply. I can't even say if or if not htere is also the variant made by the factory. I can only tell that we have a picture of the rear which should go to your "new model" and taht we should tell in the notes of the "normal" 4V31 that some converted chassis are around. Only like this beginners find out that we are true if we feature only 4 tubes on the "original" model ;-) But we will have to enter this text on the notes in English since the set comes from the USA.
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Gian-Fausto Balestra
25.Dec.08 |
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Danke für die richtige Bemerkung, mit freunlichen Grussen, Gian-Fausto Balestra |