712 Ch= 2052
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Zenith Radio Corp.;: 712 Ch= 2052 [Radio] ID = 686011 600x632
Select picture or schematic to display from thumbnails on the right and click for download.
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Chicago Radio Lab | ||||
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| Year: 1933 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 7: 57 58 57 56 2A6 59 80 |
| Main principle | Superheterodyne (common); ZF/IF 485 kHz |
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| Wave bands | Broadcast only (MW). |
| Details | |
| Power type and voltage | Alternating Current supply (AC) / 117 Volt |
| Loudspeaker | Electro Magnetic Dynamic LS (moving-coil with field excitation coil) |
| Power out | |
| from Radiomuseum.org | Model: 712 Ch= 2052 - Zenith Radio Corp.; Chicago, |
| Material | Wooden case |
| Shape | Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges. |
| 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 4 = ca. 1934 and before |
| Mentioned in | Machine Age to Jet Age II (page 325.) |
| Literature/Schematics (1) | Cathedral & Tombstone Radios (page 285.) |
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.
