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alternative name
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Chicago Radio Lab | ||||
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Year: 1938/1939 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
Valves / Tubes | 5: 6A8G 6K7 6Q7 6K6 6X5 |
Main principle | Superheterodyne (common); ZF/IF 455 kHz |
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Tuned circuits | 6 AM circuit(s) |
Wave bands | Broadcast only (MW). |
Details | |
Power type and voltage | Alternating Current supply (AC) / 115; 235 Volt |
Loudspeaker | Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 5 inch = 12.7 cm |
Power out | |
from Radiomuseum.org | Model: 5R-312 Ch=5528 [brown bakelite] - Zenith Radio Corp.; Chicago, |
Material | Bakelite case |
Shape | Tablemodel with Push Buttons. |
Dimensions (WHD) | 320 x 190 x 175 mm / 12.6 x 7.5 x 6.9 inch |
Notes | Budlong design. Same model in Ivory finish: model 5R-312W. Also available for AC-DC operation Zenith model 6D312. |
Net weight (2.2 lb = 1 kg) | 5.1 kg / 11 lb 3.7 oz (11.233 lb) |
Price in first year of sale | 20.00 $ |
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 9 = 1938 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 170.) |
Literature/Schematics (3) | -- Original prospect or advert (The Zenith Folder for 1939.) |
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.
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zenith: 5R312;
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Konrad Birkner † 12.08.2014
30.Mar.04 |
1 Mechanische Stationstasten (Drehkoverstellung) |
Hits: 1765 Replies: 0
zenith: 5R312;
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Konrad Birkner † 12.08.2014
23.Mar.04 |
1 mechanical station selection by pushbuttons |